NPPES file of Aug 9, 2026

Irene A. Feldman, M.D.

Endocrinology, Diabetes & Metabolism Physician · Bethesda, MD

Irene A. Feldman, M.D. is an endocrinology, diabetes & metabolism physician with a practice address in Bethesda, Maryland, and NPI 1851330559, issued on Jun 6, 2006. Check the license (Maryland D0046734, as entered in NPPES) on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1851330559
Name
Irene A. Feldman
Credential
M.D.
Primary taxonomy
Endocrinology, Diabetes & Metabolism Physician 207RE0101X
License number
D0046734 MD
Self-reported in NPPES; status is on the state search
Practice location
5225 Pooks Hill RD, Bethesda, MD 20814
Phone
(301) 897-8550
Enumerated
Jun 6, 2006
Record last updated
Aug 6, 2009 (not updated in 17 years: call before relying on the address or phone)
Fax
(301) 897-8554
Medicare enrollment
Enrolled (PECOS I20101110001386); 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.
Download card Updates feed

Also registered at 5225 Pooks Hill RD

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

  1. Linda Blackman, L,C.S.W.-CMarriage & Family Therapist1023209665
  2. Maureen Donnelly, M.D.Child & Adolescent Psychiatry Physician1639292642
  3. Roni Enten, CNS, LDNNutritionist1164036760
  4. John Galotto, M.D.Internal Medicine Physician1487600433
  5. Michael Liebow, DPMPodiatrist1801830484
  6. James Park, MDInternal Medicine Physician1821321670

Verify Irene A. Feldman in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMaryland Board of Physicians
    Search for license D0046734
    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
Open 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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

2.1 times the Medicare Part D claims of the average endocrinology, diabetes & metabolism physician in 2024

5,419 Medicare Part D claims for 327 beneficiaries, against an average of 2,630 among the 8,223 providers of this specialty who prescribed in Part D. Brand-name drugs were 27% of claims.

  1. Irene Feldman5,419
  2. Specialty average2,630

Most prescribed

  1. Levothyroxine Sodium383 claims
  2. Mounjaro307 claims
  3. Metformin Hcl304 claims
  4. Atorvastatin Calcium250 claims
  5. Amlodipine Besylate206 claims
  6. Rosuvastatin Calcium189 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.

The MIPS final score for 2023 (Medicare payment program): 14.3 of 100

The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score0.0
  2. Costout of 100 · 30%47.7
  3. Promoting interoperabilitynot scored (reweighted)
  4. Improvement activities0 of 40 points · 15%0.0

Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $148.36

5 payments; by number, the most common kind was food and beverage; the largest payer was Lilly USA, LLC. The 5,661 providers of this specialty with any payment received $5,742.15 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Irene Feldman$148.36
  2. Specialty average$5,742.15

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. Suburban/nrh Medical Rehabilitation IncBethesda, MD

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

Endocrinology, Diabetes & Metabolism Physician providers in Maryland

There are 314 endocrinology, diabetes & metabolism physician records in Maryland.

Other endocrinology, diabetes & metabolism physician records in Maryland

  1. Alina Aasim, M.D.Baltimore, MD1174057905
  2. Smita Abraham, MDSilver Spring, MD1831180603
  3. Marnie Aguasvivas Bello, M.D.Baltimore, MD1669829115
  4. Rexford Ahima, MDBaltimore, MD1568492627
  5. Saba Ahmed, MDBaltimore, MD1548765506
  6. Sabreen Ahmed, MDGreenbelt, MD1821452749
  7. Shabina Ahmed, M.D.Bethesda, MD1023145521
  8. Sana Akbar, M.DGreenbelt, MD1922448604
  9. Mohammad Al-Jundi, MBBSLeonardtown, MD1427401900
  10. Ghadah Al-Naqeeb, M.B.CH.BBethesda, MD1487185948

Common questions

What is Irene A. Feldman, M.D.'s NPI number?

Irene A. Feldman, M.D.'s National Provider Identifier (NPI) is 1851330559, issued on Jun 6, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Irene A. Feldman, M.D. located?

The NPPES record lists a practice address at 5225 Pooks Hill RD, Bethesda, MD, 20814. Phone: (301) 897-8550. Providers update this record themselves, so call before visiting.

How can I verify Irene A. Feldman, M.D.'s license?

NPPES lists Maryland license number D0046734, as entered by the provider. Search the Maryland Board of Physicians at https://www.mbp.state.md.us/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Irene A. Feldman, M.D. prescribe under Medicare Part D?

In 2024, Irene A. Feldman, M.D. had 5,419 Medicare Part D claims for 327 beneficiaries; the average among endocrinology, diabetes & metabolism physician prescribers was 2,630. Part D covers Medicare prescriptions only.

What is Irene A. Feldman, M.D.'s MIPS final score?

The 2023 MIPS final score is 14.3 of 100. The average among 454,083 clinicians with a measured score was 83.5.

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.