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Medication Management Nurse Practitioners

Marie Sheila Tate, PMHNP-BC ADHD Specialist Ages 4+ Virtual and in-person Frederick, Washington DC

Marie Sheila Tate, PMHNP-BC ADHD Specialist Ages 4+ Virtual and in-person Frederick, Washington DC

Marie Sheila Tate, PMHNP-BC ADHD Specialist Ages 4+ Virtual and in-person Frederick, Washington DC



Bluntly honest but caring and funny.


Sheila has over 20 years of experience in healthcare and is currently licensed in DC and Maryland. She is fluent in English and Haitian Creole.  She has a passion for ADHD and the little people.


Sheila earned a business degree at Baruch College. After graduating from Johns Hopkins University School of Nu



Bluntly honest but caring and funny.


Sheila has over 20 years of experience in healthcare and is currently licensed in DC and Maryland. She is fluent in English and Haitian Creole.  She has a passion for ADHD and the little people.


Sheila earned a business degree at Baruch College. After graduating from Johns Hopkins University School of Nursing, she pursued a Master's in Executive Nursing and subsequently a post-Master's certificate in Psychiatric Mental Health. Her clinical approach is highly individualized which makes her extremely effective at finding the root of problems to ensure faster recovery.


Sheila was told by a random photographer on a moped in France that she is "the most beautiful woman the world" (MBWW). She self-proclaims being the most Awesome Psych NP to ever live. She loves to laugh and is candid to a fault. Her goal is 2026 is to practice the life-work balance she preaches to her clients.

Pardeep Kaur, PMHNP-BC Women Mental Health Specialist Age 10+ Virtual and in-person Frederick Washington D.C.

Marie Sheila Tate, PMHNP-BC ADHD Specialist Ages 4+ Virtual and in-person Frederick, Washington DC

Marie Sheila Tate, PMHNP-BC ADHD Specialist Ages 4+ Virtual and in-person Frederick, Washington DC



Warm and Fuzzy.


Pardeep has over 10 years of experience working with individuals across the lifespan. She believes in treating people with a personalized approach tailored to the individual’s unique situation to achieve a greater sense of well-being. Pardeep provides treatment by utilizing psychopharmacology in combination with psychothera



Warm and Fuzzy.


Pardeep has over 10 years of experience working with individuals across the lifespan. She believes in treating people with a personalized approach tailored to the individual’s unique situation to achieve a greater sense of well-being. Pardeep provides treatment by utilizing psychopharmacology in combination with psychotherapeutic techniques. Her primary focus is treating depression, mood disorder, anxiety, ADHD, OCD and other psychiatric disorders. She is fluent in English, Punjabi, and Hindi. 






Diane Witkowski, PMHNP-BC Ages 18+ Virtual and in person Frederick Washington DC coming soon!

Marie Sheila Tate, PMHNP-BC ADHD Specialist Ages 4+ Virtual and in-person Frederick, Washington DC



Gentle and sweet!


Diane started her healthcare career as a registered nurse at Children’s Hospital 15 years ago and has since received a Master of Science in Nursing in Psychiatric Mental Health. Diane is passionate about providing quality, compassionate, and comprehensive mental health services from children to adults. She follows evidenc



Gentle and sweet!


Diane started her healthcare career as a registered nurse at Children’s Hospital 15 years ago and has since received a Master of Science in Nursing in Psychiatric Mental Health. Diane is passionate about providing quality, compassionate, and comprehensive mental health services from children to adults. She follows evidence-based guidelines blended with clinical experience, personal observation, and intuition. Her training experiences in trauma-informed care within diverse cultural backgrounds has ignited a desire to provide access to affordable mental health care to all.
In her free time, you can find Diane walking her dog, listening to motivational podcasts, or indulging on her daughter’s homemade chocolate chip cookies.


While Diane awaits credentialing to be completed, she will see self-pay clients.

Opanin Ba Fosu, PMHNP-BC Age 8+ Virtual and in-person Frederick

Caring and resourceful.


Opanin has extensive health care experience spanning over a decade and half treating various medical and mental health conditions. He employs a holistic approach which involves the treatment of the whole person and not just symptoms. He enjoys engaging with his clients in an empathetic, open-minded, and non-judgment

Caring and resourceful.


Opanin has extensive health care experience spanning over a decade and half treating various medical and mental health conditions. He employs a holistic approach which involves the treatment of the whole person and not just symptoms. He enjoys engaging with his clients in an empathetic, open-minded, and non-judgmental environment that will lead to positive outcomes. He provides medication management and supportive psychotherapy for multiple psychiatric conditions such as Depression, Anxiety, Bipolar Disorder, PTSD, Schizophrenia, and ADHD. He is fluent in English, Twi, Fante, and Akuapem. 



Lake Linganore Psychiatry "Live Your Best Life" facilitator since 2022 Mental health care is a right, not a privilege.

Lake Linganore Psychiatry "Live Your Best Life" facilitator since 2022 Mental health care is a right, not a privilege.

To all our past and current clients, thank you for gifting us the privilege of caring for you.


Make yourself a priority! 

Your mental health Matters!



Brag about your provider with a 5-star Google review!

Google Review

Therapy

Anjali Jain, PhD Certified Trauma Specialist Ages 18+ Fully virtual in entire State of MD In-person in Frederick


Dr. Jain is a clinical psychologist who joins us with over 16 years of experience working with adults suffering with depression, anxiety, grief, trauma, relationship challenges, and stress related to life transitions and physical health. Dr. Jain is experienced in providing evidence-based Cognitive Behavioral Therapy and Trauma-informed c


Dr. Jain is a clinical psychologist who joins us with over 16 years of experience working with adults suffering with depression, anxiety, grief, trauma, relationship challenges, and stress related to life transitions and physical health. Dr. Jain is experienced in providing evidence-based Cognitive Behavioral Therapy and Trauma-informed care. She is also a Certified Clinical Trauma Professional and qualified to assist clients facing domestic violence. 

When she’s not working, she prefers spending time with her family, traveling, and enjoying outdoor activities. 

Behind the Scenes

Sheila Tate Chief Executive Officer

Joseph Tate, MBA Chief Administrative & Technology Officer

Joseph Tate, MBA Chief Administrative & Technology Officer

Behind every woman is a team of smarter people!

Sheila dreams the destination.

Joseph Tate, MBA Chief Administrative & Technology Officer

Joseph Tate, MBA Chief Administrative & Technology Officer

Joseph Tate, MBA Chief Administrative & Technology Officer

Joseph is the GPS or Sheila will absolutely get lost.


As a combat veteran, Joseph is passionate about increasing access to mental healthcare to fellow veterans as well as current military members. He has worked in the healthcare industry for over 15 years. He brings a wealth of healthcare management and business expertise.  Joseph is a fat

Joseph is the GPS or Sheila will absolutely get lost.


As a combat veteran, Joseph is passionate about increasing access to mental healthcare to fellow veterans as well as current military members. He has worked in the healthcare industry for over 15 years. He brings a wealth of healthcare management and business expertise.  Joseph is a father and the luckiest man alive for being married to the MBWW.

Fred Mangilet Office Manager

Joseph Tate, MBA Chief Administrative & Technology Officer

Joeren Romasanta Billing Assistant

Fred steers the ship.

Have questions? Need Help? Fred knows it all!    Call him 240-405-8084.


Joeren Romasanta Billing Assistant

Mama Julie Billing Manager

Joeren Romasanta Billing Assistant

Collects all our pennies.


Papa Chance Billing Assistant

Mama Julie Billing Manager

Mama Julie Billing Manager

Counts the pennies to keep us fed each day.


Mama Julie Billing Manager

Mama Julie Billing Manager

Mama Julie Billing Manager

Gives us money to buy fuel and maintenance for the ship.

    Phone: 240-405-8084          Fax: 240-240-3211


    appointments@lakelinganorepsychiatry.com


    617 West Patrick Street, Suites 220, 221 & 223, Frederick MD 21701


     1050 Connecticut Avenue NW, Suite 500, Washington 20036


    6865 Deerpath Road, Suite 101, Elkridge MD 21075

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