NPPES file of Aug 9, 2026

Erin Elizabeth Brennan, CRNP-PMH

Psychiatric/Mental Health Nurse Practitioner · Baltimore, MD

Erin Elizabeth Brennan, CRNP-PMH is a psychiatric/mental health nurse practitioner with a practice address in Baltimore, Maryland, and NPI 1710659131, issued on Oct 4, 2021. Check the license (Maryland R195146, as entered in NPPES) with the Maryland board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1710659131
Name
Erin Elizabeth Brennan
Credential
CRNP-PMH
Primary taxonomy
Psychiatric/Mental Health Nurse Practitioner 363LP0808X
License number
R195146 MD
Self-reported in NPPES; status is on the state search
Practice location
306 W Redwood St Ste 201, Baltimore, MD 21201
Phone
(443) 806-8858
Enumerated
Oct 4, 2021
Record last updated
May 14, 2026
Fax
(800) 794-7922
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 306 W Redwood St Ste 201

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Ira BranchMental Health Counselor1811826811
  2. Nicole Diodato, CRNPPsychiatric/Mental Health Nurse Practitioner1033786363
  3. Jillian Ginsberg, LCSW-CSocial Worker1649963323
  4. Sarah Jenkins, CRNPPsychiatric/Mental Health Nurse Practitioner1821374273
  5. Hannah Rose, LCPCProfessional Counselor1003359332
  6. Christina Savage, PHDPsychologist1407689193

Verify Erin Elizabeth Brennan in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Maryland board licenses this profession
    Search for license R195146
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Maryland license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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96% fewer Medicare Part D claims than the average psychiatric/mental health nurse practitioner in 2024

34 Medicare Part D claims for 16 beneficiaries, against an average of 906 among the 30,717 providers of this specialty who prescribed in Part D.

  1. Erin Brennan34
  2. Specialty average906

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Erin Elizabeth Brennan among 2,373 psychiatric/mental health nurse practitioner records in Maryland

Erin Elizabeth Brennan, CRNP-PMH is one of 2,373 psychiatric/mental health nurse practitioner records with a practice address in Maryland. 71% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 47% of them.

  • NPI issued2021 · 47% of these records are older, 44% newer
  • In a Medicare fileYes · 71% of these records are
  • In the CMS Doctors and Clinicians fileNo · 60% of these records are
  • Record last updated2026 · 19% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LP0808X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

429 psychiatric/mental health nurse practitioner records list a practice address in Baltimore

They are 429 of the 35,183 NPPES records with a practice address in Baltimore, and 2,373 psychiatric/mental health nurse practitioner records in Maryland.

The 8 psychiatric/mental health nurse practitioner records with the nearest ZIP codes

  1. Adeline Foryoung, CRNPBaltimore, MD 212011427393974
  2. Melissa Glee, CRNP-PMHBaltimore, MD 212011336495688
  3. Jennifer Goldsborough, CRNPBaltimore, MD 212011174661094
  4. Sarah Jenkins, CRNPBaltimore, MD 212011821374273
  5. Deora Johnson, DNP, CRNPBaltimore, MD 212011336139278
  6. Kelvinda Kamara, FNP-BC, PMHNP-BCBaltimore, MD 212011851641955
  7. Tolulope Lawson-JohnBaltimore, MD 212011194139394
  8. Janine Michaelson, CRNPBaltimore, MD 212011275847493

Common questions

What is Erin Elizabeth Brennan, CRNP-PMH's NPI number?

Erin Elizabeth Brennan, CRNP-PMH's National Provider Identifier (NPI) is 1710659131, issued on Oct 4, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Erin Elizabeth Brennan, CRNP-PMH located?

The NPPES record lists a practice address at 306 W Redwood St Ste 201, Baltimore, MD, 21201. Phone: (443) 806-8858. Providers update this record themselves, so call before visiting.

How can I verify Erin Elizabeth Brennan, CRNP-PMH's license?

NPPES lists Maryland license number R195146, as entered by the provider. Search the Maryland board that licenses this profession; the NPPES record confirms identity only.

How much does Erin Elizabeth Brennan, CRNP-PMH prescribe under Medicare Part D?

In 2024, Erin Elizabeth Brennan, CRNP-PMH had 34 Medicare Part D claims for 16 beneficiaries; the average among psychiatric/mental health nurse practitioner prescribers was 906. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.