NPPES file of Aug 9, 2026

Adam Jacob Weinstein, M.D.

Nephrology Physician · Easton, MD

Adam Jacob Weinstein, M.D. is a nephrology physician with a practice address in Easton, Maryland, and NPI 1396842878, issued on Sep 19, 2006. Check the license (Maryland D0063802, 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 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1396842878
Name
Adam Jacob Weinstein
Credential
M.D.
Primary taxonomy
Nephrology Physician 207RN0300X
License number
D0063802 MD
Self-reported in NPPES; status is on the state search
Practice location
5 Martin Court, Easton, MD 21601
Phone
(410) 820-9823
Enumerated
Sep 19, 2006
Record last updated
Feb 18, 2016 (not updated in 10 years: call before relying on the address or phone)
Fax
(866) 606-6428
Medicaid ID
413230100 MD
Medicare enrollment
Enrolled (PECOS I20061201000255); accepts Medicare assignment
Medical or professional school
University Of Maryland School Of Medicine, 2001
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 5 Martin Court

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

  1. Anish Hinduja, M.D.Nephrology Physician1023115508
  2. Christina Turner, M.D.Nephrology Physician1437284056
  3. Mary Williams-Feldman, C.R.N.P.Nurse Practitioner1194117895

Verify Adam Jacob Weinstein in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMaryland Board of Physicians
    Search for license D0063802
    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

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69% fewer Medicare Part D claims than the average nephrology physician in 2024

454 Medicare Part D claims for 62 beneficiaries, against an average of 1,465 among the 10,986 providers of this specialty who prescribed in Part D. Brand-name drugs were 19% of claims. 13 claims were for opioids.

  1. Adam Weinstein454
  2. Specialty average1,465

Most prescribed

  1. Losartan Potassium51 claims
  2. Jardiance39 claims
  3. Furosemide36 claims
  4. Allopurinol32 claims
  5. Amlodipine Besylate29 claims
  6. Carvedilol29 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. University OF Maryland Community Medical Group IncCambridge, MD

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

Adam Jacob Weinstein among 337 nephrology physician records in Maryland

Adam Jacob Weinstein, M.D. is one of 337 nephrology physician records with a practice address in Maryland. 80% 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 15% of them.

  • NPI issued2006 · 15% of these records are older, 48% newer
  • In a Medicare fileYes · 80% of these records are
  • In the CMS Doctors and Clinicians fileYes · 69% of these records are
  • Graduated2001 · median 2001 among the 232 with a school on file
  • Record last updated2016 · 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 207RN0300X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Nephrology Physician providers in Maryland

There are 337 nephrology physician records in Maryland.

The 8 nephrology physician records with the nearest ZIP codes

  1. Anish Hinduja, M.D.Easton, MD 216011023115508
  2. Christina Turner, M.D.Easton, MD 216011437284056
  3. Mohamed Mohamed Ahmed, MDCambridge, MD 216131114448115
  4. Jose Monroy Trujillo, M.D.Cambridge, MD 216131740471861
  5. David Knutson, M.D.Chestertown, MD 216201053382168
  6. Neeharik Mareedu, MDCumberland, MD 215021467834556
  7. Nagaratnam Ranjithan, M.D.Cumberland, MD 215021245284355
  8. Robert Welik, MD PACumberland, MD 215021437199379

Common questions

What is Adam Jacob Weinstein, M.D.'s NPI number?

Adam Jacob Weinstein, M.D.'s National Provider Identifier (NPI) is 1396842878, issued on Sep 19, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Adam Jacob Weinstein, M.D. located?

The NPPES record lists a practice address at 5 Martin Court, Easton, MD, 21601. Phone: (410) 820-9823. Providers update this record themselves, so call before visiting.

How can I verify Adam Jacob Weinstein, M.D.'s license?

NPPES lists Maryland license number D0063802, 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 Adam Jacob Weinstein, M.D. prescribe under Medicare Part D?

In 2024, Adam Jacob Weinstein, M.D. had 454 Medicare Part D claims for 62 beneficiaries; the average among nephrology physician prescribers was 1,465. 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.