NPPES file of Aug 9, 2026

Denise L. McClellan

Psychiatric/Mental Health Nurse Practitioner · New York, NY

Denise L. McClellan is a psychiatric/mental health nurse practitioner with a practice address in New York, New York, and NPI 1851732549, issued on Jul 10, 2013. Check the license (New York 401991, as entered in NPPES) with the New York 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
1851732549
Name
Denise L. McClellan
Primary taxonomy
Psychiatric/Mental Health Nurse Practitioner 363LP0808X
License numbers
401991 NY
26NJ00448500 NJ
Self-reported in NPPES; status is on the state search
Practice location
274 Madison Ave RM 1501, New York, NY 10016
Phone
(212) 203-1773
Enumerated
Jul 10, 2013
Record last updated
Jul 8, 2025
Fax
(646) 665-4427
Medicare enrollment
Enrolled (PECOS I20161108000848); 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 274 Madison Ave RM 1501

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

  1. Marian Agyeman, PMHNPPsychiatric/Mental Health Nurse Practitioner1396607818
  2. Kelly Albright, LMSWClinical Social Worker1437760998
  3. Shaheen Ali, M.D.Psychiatry Physician1154778579
  4. Brandon AlonsoProfessional Counselor1801693957
  5. Angela AnukamPsychiatric/Mental Health Nurse Practitioner1841734944
  6. Alexis AustinSocial Worker1245741883

Verify Denise L. McClellan in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich New York board licenses this profession
    Search for license 401991
    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 New York license search

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84% fewer Medicare Part D claims than the average psychiatric/mental health nurse practitioner in 2024

143 Medicare Part D claims for 17 beneficiaries, against an average of 906 among the 30,717 providers of this specialty who prescribed in Part D.

  1. Denise McClellan143
  2. Specialty average906

Most prescribed

  1. Escitalopram Oxalate30 claims
  2. Lorazepam30 claims
  3. Gabapentin13 claims
  4. Sertraline Hcl13 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.

Bills Medicare through one group practice

  1. Rivia Medical PLLCNew York, NY

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

Denise L. McClellan among 4,129 psychiatric/mental health nurse practitioner records in New York

Denise L. McClellan is one of 4,129 psychiatric/mental health nurse practitioner records with a practice address in New York. 68% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2013, is newer than 27% of them.

  • NPI issued2013 · 27% of these records are older, 69% newer
  • In a Medicare fileYes · 68% of these records are
  • In the CMS Doctors and Clinicians fileYes · 46% of these records are
  • Graduated2013 · median 2021 among the 1,914 with a school on file
  • Record last updated2025 · 34% 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 New York 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 New York

There are 4,129 psychiatric/mental health nurse practitioner records in New York.

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

  1. Nicole Addonizio, NPNew York, NY 100161982010054
  2. Azadeh Amjadi, N.P.New York, NY 100161922364595
  3. Irene Gan, APRNNew York, NY 100161679900484
  4. Margaret Glover, RN NPPNew York, NY 100161003159823
  5. Marcia Jarvis, PMHNPNew York, NY 100161699963744
  6. Marol Kerge, PMHNPNew York, NY 100161366758724
  7. Sin Yan Lo, MSN, APRNNew York, NY 100161952748287
  8. Josette Loredo, NPNew York, NY 100161114165172

Common questions

What is Denise L. McClellan's NPI number?

Denise L. McClellan's National Provider Identifier (NPI) is 1851732549, issued on Jul 10, 2013. An NPI identifies a provider in billing; it is not a license.

Where is Denise L. McClellan located?

The NPPES record lists a practice address at 274 Madison Ave RM 1501, New York, NY, 10016. Phone: (212) 203-1773. Providers update this record themselves, so call before visiting.

How can I verify Denise L. McClellan's license?

NPPES lists New York license number 401991, as entered by the provider. Search the New York board that licenses this profession; the NPPES record confirms identity only.

How much does Denise L. McClellan prescribe under Medicare Part D?

In 2024, Denise L. McClellan had 143 Medicare Part D claims for 17 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.