NPPES file of Aug 9, 2026

Debra J. Margulies, M.D.

Endocrinology, Diabetes & Metabolism Physician · Morristown, NJ

Debra J. Margulies, M.D. is an endocrinology, diabetes & metabolism physician with a practice address in Morristown, New Jersey, and NPI 1134177918, issued on May 4, 2006. Check the license (New Jersey 25MA09270500, as entered in NPPES) on the New Jersey State Board of Medical Examiners; 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
1134177918
Name
Debra J. Margulies
Credential
M.D.
Primary taxonomy
Endocrinology, Diabetes & Metabolism Physician 207RE0101X
License numbers
25MA09270500 NJ
244174 NY
Self-reported in NPPES; status is on the state search
Practice location
95 Madison Ave, Morristown, NJ 07960
Phone
(973) 775-5115
Enumerated
May 4, 2006
Record last updated
Apr 24, 2018 (not updated in 8 years: call before relying on the address or phone)
Fax
(973) 285-7617
Medicare enrollment
Enrolled (PECOS I20131104000281); 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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8 nearest endocrinology, diabetes & metabolism physician records → All 417 in New Jersey → Look up another NPI →

Also registered at 95 Madison Ave

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

  1. Kenneth Adler, M.D,Hematology & Oncology Physician1922096916
  2. Carol Albers, CCC(A),FAAAAudiologist1326296054
  3. Valerie Allusson, MDInternal Medicine Physician1154386688
  4. Allison Armelino, AU.D.Audiologist1376228064
  5. Bruce Aronwald, D.O.Family Medicine Physician1154375467
  6. Sandra Berenhaus, M.A., CCC (A)Audiologist1982852265

Verify Debra J. Margulies in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersNew Jersey State Board of Medical Examiners
    Search for license 25MA09270500    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 New Jersey license search

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29% fewer Medicare Part D claims than the average endocrinology, diabetes & metabolism physician in 2024

1,862 Medicare Part D claims for 408 beneficiaries, against an average of 2,630 among the 8,223 providers of this specialty who prescribed in Part D. Brand-name drugs were 42% of claims.

  1. Debra Margulies1,862
  2. Specialty average2,630

Most prescribed

  1. Levothyroxine Sodium564 claims
  2. Synthroid325 claims
  3. Alendronate Sodium100 claims
  4. Methimazole86 claims
  5. Metformin Hcl76 claims
  6. Jardiance63 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. Summit Medical Group PABerkeley Heights, NJ

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

Debra J. Margulies among 417 endocrinology, diabetes & metabolism physician records in New Jersey

Debra J. Margulies, M.D. is one of 417 endocrinology, diabetes & metabolism physician records with a practice address in New Jersey. 85% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 6% of them.

  • NPI issued2006 · 6% of these records are older, 61% newer
  • In a Medicare fileYes · 85% of these records are
  • In the CMS Doctors and Clinicians fileYes · 75% of these records are
  • Graduated2004 · median 2006 among the 313 with a school on file
  • Record last updated2018 · 56% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RE0101X and a New Jersey practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Endocrinology, Diabetes & Metabolism Physician providers in New Jersey

There are 417 endocrinology, diabetes & metabolism physician records in New Jersey.

All 417 in New Jersey → Every provider in Morristown → Endocrinology, Diabetes & Metabolism Physician nationwide →

The 8 endocrinology, diabetes & metabolism physician records with the nearest ZIP codes

  1. Rachel Castaneda, M.D.Morristown, NJ 079601619051646
  2. Jajin Chon, M.D.Morristown, NJ 079601346320553
  3. Heather Greenberg, M.D.Morristown, NJ 079601407121684
  4. Robert Melfi, MDMorristown, NJ 079601346213998
  5. Andrew Parziale, MDMorristown, NJ 079601346638350
  6. Ronak PatelMorristown, NJ 079601821247354
  7. Nikoletta ProudanMorristown, NJ 079601437538279
  8. Leena Shah, M.D.Morristown, NJ 079601194258343

Common questions

What is Debra J. Margulies, M.D.'s NPI number?

Debra J. Margulies, M.D.'s National Provider Identifier (NPI) is 1134177918, issued on May 4, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Debra J. Margulies, M.D. located?

The NPPES record lists a practice address at 95 Madison Ave, Morristown, NJ, 07960. Phone: (973) 775-5115. Providers update this record themselves, so call before visiting.

How can I verify Debra J. Margulies, M.D.'s license?

NPPES lists New Jersey license number 25MA09270500, as entered by the provider. Search the New Jersey State Board of Medical Examiners at https://newjersey.mylicense.com/verification/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Debra J. Margulies, M.D. prescribe under Medicare Part D?

In 2024, Debra J. Margulies, M.D. had 1,862 Medicare Part D claims for 408 beneficiaries; the average among endocrinology, diabetes & metabolism physician prescribers was 2,630. 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.