NPPES file of Aug 9, 2026

John David Mudrock, M.D.

Internal Medicine Physician · Wakefield, MA

John David Mudrock, M.D. is an internal medicine physician with a practice address in Wakefield, Massachusetts, and NPI 1780675751, issued on Oct 31, 2005. Check the license (Massachusetts 44046, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; 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
1780675751
Name
John David Mudrock
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
44046 MA
Self-reported in NPPES; status is on the state search
Practice location
888 Main St Ste 101, Wakefield, MA 01880
Phone
(781) 620-4888
Enumerated
Oct 31, 2005
Record last updated
Feb 19, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(781) 245-2602
Medicaid ID
0129704 MA
Medicare enrollment
Enrolled (PECOS I20050324000794); accepts Medicare assignment
Medical or professional school
George Washington University School Of Medicine, 1978
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 888 Main St Ste 101

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

  1. Nicole Bloor, MDAdolescent Medicine (Internal Medicine) Physician1861468233
  2. Matthew Brown, MDSurgery Physician1154436210
  3. Davis Bu, M.D.Internal Medicine Physician1154303550
  4. Lynn Jumper, ANPNurse Practitioner1396714499

Verify John David Mudrock in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
    Search for license 44046
    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 Massachusetts 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.

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3.4 times the Medicare Part D claims of the average internal medicine physician in 2024

10,766 Medicare Part D claims for 772 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims. 601 claims were for opioids.

  1. John Mudrock10,766
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium568 claims
  2. Levothyroxine Sodium493 claims
  3. Metoprolol Succinate448 claims
  4. Omeprazole421 claims
  5. Amlodipine Besylate419 claims
  6. Lisinopril320 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. Hallmark Health Medical Associates IncWakefield, MA

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

Internal Medicine Physician providers in Massachusetts

There are 6,825 internal medicine physician records in Massachusetts.

Other internal medicine physician records in Massachusetts

  1. Nawal Aamir, MDWorcester, MA1588248926
  2. Nathan Abare, MDSpringfield, MA1386852747
  3. Nooshin Abbasi, MD MPHNewton, MA1831888353
  4. Taimur AbbasiBoston, MA1841673522
  5. Lauren Abbate, MDBoston, MA1922099621
  6. Bassima Abdallah, MDBoston, MA1912327305
  7. Maya Abdallah, MDBoston, MA1861854937
  8. Samah Abdallah, MDBrighton, MA1730814971
  9. Omar Abdel-Wahab, M.D.Boston, MA1023042777
  10. Mohab AbdelhalimBoston, MA1871388496

Common questions

What is John David Mudrock, M.D.'s NPI number?

John David Mudrock, M.D.'s National Provider Identifier (NPI) is 1780675751, issued on Oct 31, 2005. An NPI identifies a provider in billing; it is not a license.

Where is John David Mudrock, M.D. located?

The NPPES record lists a practice address at 888 Main St Ste 101, Wakefield, MA, 01880. Phone: (781) 620-4888. Providers update this record themselves, so call before visiting.

How can I verify John David Mudrock, M.D.'s license?

NPPES lists Massachusetts license number 44046, as entered by the provider. Search the Massachusetts Board of Registration in Medicine at https://findmydoctor.mass.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does John David Mudrock, M.D. prescribe under Medicare Part D?

In 2024, John David Mudrock, M.D. had 10,766 Medicare Part D claims for 772 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.