NPPES file of Aug 9, 2026

Robert Allen-Emerson, PMHNP

Psychiatric/Mental Health Nurse Practitioner · Annapolis, MD

Robert Allen-Emerson, PMHNP is a psychiatric/mental health nurse practitioner with a practice address in Annapolis, Maryland, and NPI 1659688141, issued on Sep 7, 2010. Check the license (Maryland R161147, 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
1659688141
Name
Robert Allen-Emerson
Credential
PMHNP
Primary taxonomy
Psychiatric/Mental Health Nurse Practitioner 363LP0808X
License number
R161147 MD
Self-reported in NPPES; status is on the state search
Practice location
175 Admiral Cochrane Dr Ste 110, Annapolis, MD 21401
Phone
(410) 571-0888
Enumerated
Sep 7, 2010
Record last updated
Jan 30, 2012 (not updated in 14 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20110811000062); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 175 Admiral Cochrane Dr Ste 110

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

  1. Melanie Carson, LMSWSocial Worker1891329165
  2. Marianne Hatle, MDPsychiatry Physician1689229486
  3. Linda NnajiMental Health Counselor1063115723
  4. Victoria Tyson, CRNP-PMHPsychiatric/Mental Health Nurse Practitioner1285941641

Verify Robert Allen-Emerson 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 R161147
    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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4.9 times the Medicare Part D claims of the average psychiatric/mental health nurse practitioner in 2024

4,437 Medicare Part D claims for 253 beneficiaries, against an average of 906 among the 30,717 providers of this specialty who prescribed in Part D. Brand-name drugs were 5% of claims.

  1. Robert Allen-Emerson4,437
  2. Specialty average906

Most prescribed

  1. Aripiprazole250 claims
  2. Benztropine Mesylate203 claims
  3. Trazodone Hcl194 claims
  4. Bupropion Xl172 claims
  5. Clonazepam164 claims
  6. Clozapine163 claims

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.

Industry payments in 2024: $648.10

20 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 23,362 providers of this specialty with any payment received $1,027.77 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Robert Allen-Emerson$648.10
  2. Specialty average$1,027.77

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Arundel Lodge, Inc.Edgewater, MD

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Robert Allen-Emerson among 2,373 psychiatric/mental health nurse practitioner records in Maryland

Robert Allen-Emerson, PMHNP 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 2010, is newer than 6% of them.

  • NPI issued2010 · 6% of these records are older, 93% newer
  • In a Medicare fileYes · 71% of these records are
  • In the CMS Doctors and Clinicians fileYes · 60% of these records are
  • Graduated2009 · median 2021 among the 1,409 with a school on file
  • Record last updated2012 · 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).

Psychiatric/Mental Health Nurse Practitioner providers in Maryland

There are 2,373 psychiatric/mental health nurse practitioner records in Maryland.

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

  1. Similade AdetunjiAnnapolis, MD 214011073155248
  2. Eyong Atem, NPAnnapolis, MD 214011225483340
  3. Paula Christie, PMHNP-BCAnnapolis, MD 214011487192035
  4. Grace DohAnnapolis, MD 214011255994802
  5. Kristin KellyAnnapolis, MD 214011538683479
  6. Venrice Kerr, PMHNP-BC, CRNP-FAnnapolis, MD 214011659517753
  7. Mitchell Odom, NPAnnapolis, MD 214011699909283
  8. Oluwatoyin Ottun, DNP, FNP-C, PMHNP-BCAnnapolis, MD 214011790171296

Common questions

What is Robert Allen-Emerson, PMHNP's NPI number?

Robert Allen-Emerson, PMHNP's National Provider Identifier (NPI) is 1659688141, issued on Sep 7, 2010. An NPI identifies a provider in billing; it is not a license.

Where is Robert Allen-Emerson, PMHNP located?

The NPPES record lists a practice address at 175 Admiral Cochrane Dr Ste 110, Annapolis, MD, 21401. Phone: (410) 571-0888. Providers update this record themselves, so call before visiting.

How can I verify Robert Allen-Emerson, PMHNP's license?

NPPES lists Maryland license number R161147, as entered by the provider. Search the Maryland board that licenses this profession; the NPPES record confirms identity only.

How much does Robert Allen-Emerson, PMHNP prescribe under Medicare Part D?

In 2024, Robert Allen-Emerson, PMHNP had 4,437 Medicare Part D claims for 253 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.