Psychiatrist | 16+ years experience

Dr. Renee T Witlen, MD

84 Marginal Way, Portland, Maine, 04101-2443

About Dr. Renee T Witlen

Dr. Renee T Witlen is a psychiatrist based in Portland, Maine with 16 years of experience in Psychiatry. She completed her graduation from Harvard Medical School in 2010. She accepts the Medicare-approved amount. Patients will not be billed for any more than the Medicare deductible and coinsurance. Active license number of Dr. Renee T Witlen is MD20944 for Psychiatry in Maine. Her current practice location is 84 Marginal Way, Portland. Patients can contact her at 207-774-5816 or can fax her at 207-523-8595. Dr. Renee T Witlen, MD, specializes in Psychiatry and her NPI number (Unique professional ID assigned by NPPES) is 1265757009.

Dr. Renee T Witlen specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.

Practice Information

Dr. Renee T Witlen's specialty, credentials, practice address, contact phone number and fax are as below. Patients can call on the below given phone number for appointment.

Provider Name Dr. Renee T Witlen
Specialization Psychiatry
Credentials MD
Accepts Medicare Assignment Yes
Experience 16+ years
Medical School Attended Harvard Medical School
Graduation Year 2010
Gender Female
Practice Address: 84 Marginal Way,
Portland, ME - 04101-2443
Fax 207-523-8595

Professional Identification Codes

NPI number stands for National Provider Identifier which is a unique 10-digit identification number issued to healthcare providers in the United States by the Centers for Medicare and Medicaid Services (CMS). NPI details are as mentioned below.

PAC ID 2163648700
Enrollment ID I20160509000355
NPI Number1265757009
NPI Enumeration Date: 05 Apr, 2010
NPI Last Update On: 26 Mar, 2026

Medical Licenses:

Healthcare professionals can hold one or more medical licenses for different specialties in the same state or different states. Related medical licenses for Dr. Renee T Witlen are as mentioned below.

License NumberSpecializationStateStatus
MD20944Psychiatry MainePrimary

Group Practice

Group practices are practice of medicine by a group of healthcare professionals who share their premises and other resources. Following list states all the group name with which Dr. Renee T Witlen is associated with along with the number of members in that group.
Organization Name (Group PAC ID) Members
Intermed Pa (5092605261)130

Mailing Address

Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned Practice address.

Dr. Renee T Witlen
100 Gannett Dr Ste C,
South Portland, ME - 04106-5900
Phone: 207-347-2947
Fax: 207-874-2317

Book an Appointment with Dr. Renee T Witlen

To schedule an appointment, contact Dr. Renee T Witlen at 84 Marginal Way, Portland, Maine or call the phone number listed below.

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Frequently Asked Questions

Below are some commonly asked questions about Dr. Renee T Witlen:

Dr. Renee T Witlen is a psychiatrist specializing in Psychiatry. She specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.

Dr. Renee T Witlen completed her education (MD) from Harvard Medical School in 2010.

Dr. Renee T Witlen has approximately 16 years of experience in Psychiatry.

Yes, Dr. Renee T Witlen accepts Medicare assignment, meaning the provider participates in Medicare and accepts Medicare-approved amounts for eligible services.

Yes, Dr. Renee T Witlen is currently accepting new patients. To schedule an appointment, contact the office directly and schedule an appointment.
*Availability may change. Please contact the office directly to ask about appointments.

Dr. Renee T Witlen practices at 84 Marginal Way, Portland, Maine, 04101-2443.

To schedule an appointment with Dr. Renee T Witlen, please contact the office at 207-774-5816.

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**Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 14 September, 2026.