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MRS. ERIN ELIZABETH BRENNAN CRNP-PMH
NPI 1710659131
Nurse Practitioner - Psychiatric/Mental Health in Baltimore, MD

Active since October 04, 2021
306 W REDWOOD ST STE 201, BALTIMORE, MD 21201(443) 806-8858(800) 794-7922 Get Directions Write a Review

NPPES record last updated: May 14, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: May 14, 2026, Feb 4, 2025, May 31, 2023 and 1 more (4 updates tracked since 2021).

About Mrs. Erin Elizabeth Brennan Crnp-pmh NPPES

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

MRS. ERIN ELIZABETH BRENNAN CRNP-PMH (NPI 1710659131) is an individual psychiatric/mental health provider in Baltimore, Maryland, licensed in Maryland (R195146) and active in the NPI registry since October 2021.

NPPES Registry Identity

NPI1710659131
Entity TypeIndividualFemale
Primary Taxonomy363LP0808X
Provider Legal NameMRS. ERIN ELIZABETH BRENNANCredential: CRNP-PMH
Location Address306 W REDWOOD ST STE 201Baltimore, MD 21201-1708
Mailing Address306 W Redwood St Ste 201Baltimore, MD 21201-1708 · (443) 806-8858 · Fax (800) 794-7922
Phone(443) 806-8858
Fax(800) 794-7922
Sole ProprietorNo
Enumeration DateOctober 4, 2021
Last NPPES UpdateMay 14, 20264 updates tracked since enumeration
NPPES CertifiedMay 14, 2026
✔ NPI 1710659131 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · Psychiatric/Mental HealthPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LP0808X
License✔ Licensed in MD · R195146
306 W REDWOOD ST STE 201, Baltimore, MD 21201
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Other Providers at the Same Location NPPES 20

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

MS. HANNAH ELISE ROSE LCPC
Counselor (Professional)
306 W REDWOOD ST STE 201
BALTIMORE, MD 21201
Baltimore City (202) 681-1348
NICOLE MARIE DIODATO CRNP
Nurse Practitioner (Psychiatric/Mental Health)
306 W REDWOOD ST STE 201
BALTIMORE, MD 21201
Baltimore City (443) 806-8858
JILLIAN GINSBERG, LCSW-C LLC
Social Worker (Clinical)
306 W REDWOOD ST STE 201
BALTIMORE, MD 21201
Baltimore City (410) 205-6125
HANNAH E ROSE LLC
Clinic/Center (Mental Health (Including Community Mental Health Center))
306 W REDWOOD ST STE 201
BALTIMORE, MD 21201
Baltimore City (202) 681-1348
FOCUSWELL MENTAL HEALTH SERVICES
Clinical Nurse Specialist (Psychiatric/Mental Health)
306 W REDWOOD ST STE 201
BALTIMORE, MD 21201
Baltimore City (410) 522-8941
TETHER ART THERAPY AND COUNSELING, LLC
Counselor (Professional)
306 W REDWOOD ST STE 201
BALTIMORE, MD 21201
Baltimore City (509) 768-2249
LINDSAY SUMMERS LCSW-C
Social Worker (Clinical)
306 W REDWOOD ST STE 201
BALTIMORE, MD 21201
Baltimore City (843) 284-9309
MIND AND MATTER COUNSELING LLC
Clinic/Center (Mental Health (Including Community Mental Health Center))
306 W REDWOOD ST STE 201
BALTIMORE, MD 21201
Baltimore City (843) 284-9309

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 Erin Brennan's NPI number?

The NPI number for Erin Brennan is 1710659131. It was assigned to this individual provider in the NPPES registry on October 4, 2021.

Where is Erin Brennan located?

Erin Brennan practices at 306 W Redwood St Ste 201, Baltimore, MD 21201. The listed phone number is (443) 806-8858.

What is Erin Brennan's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Psychiatric/Mental Health, with taxonomy code 363LP0808X.

When was this NPI record last updated?

The NPPES record for Erin Brennan was last updated on May 14, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 months 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.