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DR. RONALD E BAILYN MD
NPI 1699772772
Psychiatry & Neurology - Psychiatry in Portland, ME

Active since July 05, 2005
121 MIDDLE ST, SUITE 404, PORTLAND, ME 04101(207) 772-8634(207) 772-1629 Get Directions Write a Review

NPPES record last updated: October 3, 2008. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Dr. Ronald E Bailyn Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. RONALD E BAILYN MD (NPI 1699772772) is an individual psychiatry provider in Portland, Maine, licensed in Maine (011874) and active in the NPI registry since July 2005.

NPPES Registry Identity

NPI1699772772
Entity TypeIndividualMale
Primary Taxonomy2084P0800X
Provider Legal NameDR. RONALD E BAILYNCredential: MD
Location Address121 MIDDLE ST, SUITE 404Portland, ME 04101-4156
Mailing Address20 Adelbert StSouth Portland, ME 04106-6512 · (207) 772-8634 · Fax (207) 772-1629
Phone(207) 772-8634
Fax(207) 772-1629
Sole ProprietorNo
Enumeration DateJuly 5, 2005
Last NPPES UpdateOctober 3, 2008
✔ NPI 1699772772 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians
Taxonomy Code2084P0800X
License✔ Licensed in ME · 011874
Definition
A Psychiatrist 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.
Also ListedPsychiatry & Neurology · Geriatric PsychiatryTaxonomy 2084P0805X · License 011874 (ME)
121 MIDDLE ST, Portland, ME 04101
Open in Google Maps ↗

Other Identifiers 2

Medicare UPINB86321
Medicare PINMM038001ME

Other Providers at the Same Location NPPES 4

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. BARBARA JANE WOOD M.D.
Psychiatry & Neurology (Psychiatry)
121 MIDDLE ST, SUITE 404
PORTLAND, ME 04101
Cumberland County (207) 772-8634
JOSEPH E. RUBIN MD
Psychiatry & Neurology (Psychiatry)
121 MIDDLE ST
PORTLAND, ME 04101
Cumberland County (207) 772-8634
DR. VALERIE HART EDD APRN
Registered Nurse (Psychiatric/Mental Health, Adult)
121 MIDDLE ST
PORTLAND, ME 04101
Cumberland County (207) 772-8629
MS. CAROL ANN NIZIOLEK RN,MSN,CS
Clinical Nurse Specialist (Psychiatric/Mental Health, Child & Adolescent)
121 MIDDLE ST, SUITE 404
PORTLAND, ME 04101
Cumberland County (207) 772-8534

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Ronald Bailyn's NPI number?

The NPI number for Ronald Bailyn is 1699772772. It was assigned to this individual provider in the NPPES registry on July 5, 2005.

Where is Ronald Bailyn located?

Ronald Bailyn practices at 121 Middle St Suite 404, Portland, ME 04101. The listed phone number is (207) 772-8634.

What is Ronald Bailyn's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.

When was this NPI record last updated?

The NPPES record for Ronald Bailyn was last updated on October 3, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.