NPPES file of Aug 9, 2026

Nathan Carl Moskowitz, M.D., PH.D.

Specialist · Rockville, MD

Nathan Carl Moskowitz, M.D., PH.D. is a specialist with a practice address in Rockville, Maryland, and NPI 1144246075, issued on Jul 14, 2006. Check the license (Maryland D32683, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1144246075
Name
Nathan Carl Moskowitz
Credential
M.D., PH.D.
Primary taxonomy
Specialist 174400000X
License number
D32683 MD
Self-reported in NPPES; status is on the state search
Practice location
212 N Adams St, Rockville, MD 20850
Phone
(301) 309-0566
Enumerated
Jul 14, 2006
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(301) 294-0721
Medicare enrollment
Enrolled (PECOS I20101018001228); accepts Medicare assignment
Medical or professional school
Icahn School Of Medicine At Mount Sinai, 1984
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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Verify Nathan Carl Moskowitz 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 D32683
    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
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43% fewer Medicare Part D claims than the average specialist in 2024

789 Medicare Part D claims for 232 beneficiaries, against an average of 1,380 among the 8,233 providers of this specialty who prescribed in Part D. 143 claims were for opioids.

  1. Nathan Moskowitz789
  2. Specialty average1,380

Most prescribed

  1. Gabapentin370 claims
  2. Meloxicam56 claims
  3. Oxycodone-Acetaminophen56 claims
  4. Tramadol Hcl52 claims
  5. Methylprednisolone48 claims
  6. Cephalexin44 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): 0 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. Costnot scored (reweighted)
  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).

Bills Medicare through one group practice

  1. Amber Hill Physical Therapy IncFrederick, MD

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

Nathan Carl Moskowitz among 938 specialist records in Maryland

Nathan Carl Moskowitz, M.D., PH.D. is one of 938 specialist records with a practice address in Maryland. 36% 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 17% of them.

  • NPI issued2006 · 17% of these records are older, 39% newer
  • In a Medicare fileYes · 36% of these records are
  • In the CMS Doctors and Clinicians fileYes · 23% of these records are
  • Graduated1984 · median 1989 among the 220 with a school on file
  • Record last updated2007 · 72% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 174400000X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Specialist providers in Maryland

There are 938 specialist records in Maryland.

The 8 specialist records with the nearest ZIP codes

  1. R Ackerman, MDRockville, MD 208501366417289
  2. Suzanne Barritt-RossRockville, MD 208501689658452
  3. Luciano Belizan, M.D.Rockville, MD 208501346217338
  4. Sandra Birnbaum, P.T.Rockville, MD 208501972545663
  5. Frank Chang, M.D.Rockville, MD 208501538154653
  6. Michael Levy, M.D.Rockville, MD 208501922093582
  7. Christine Saba, M.D.Rockville, MD 208501922086628
  8. Arthur Sagoskin, M.D.Rockville, MD 208501477548303

Common questions

What is Nathan Carl Moskowitz, M.D., PH.D.'s NPI number?

Nathan Carl Moskowitz, M.D., PH.D.'s National Provider Identifier (NPI) is 1144246075, issued on Jul 14, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Nathan Carl Moskowitz, M.D., PH.D. located?

The NPPES record lists a practice address at 212 N Adams St, Rockville, MD, 20850. Phone: (301) 309-0566. Providers update this record themselves, so call before visiting.

How can I verify Nathan Carl Moskowitz, M.D., PH.D.'s license?

NPPES lists Maryland license number D32683, as entered by the provider. Search the Maryland board that licenses this profession; the NPPES record confirms identity only.

How much does Nathan Carl Moskowitz, M.D., PH.D. prescribe under Medicare Part D?

In 2024, Nathan Carl Moskowitz, M.D., PH.D. had 789 Medicare Part D claims for 232 beneficiaries; the average among specialist prescribers was 1,380. Part D covers Medicare prescriptions only.

What is Nathan Carl Moskowitz, M.D., PH.D.'s MIPS final score?

The 2023 MIPS final score is 0 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.