Registry data as of Aug 27, 2026

Mervyn Danilewitz, MD

Internal Medicine Physician · Philadelphia, PA

Mervyn Danilewitz, MD is an internal medicine physician with a practice address in Philadelphia, Pennsylvania, and NPI 1285682047, issued on May 4, 2006. Check the license (Pennsylvania MD061765L, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1285682047
Name
Mervyn Danilewitz
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
MD061765L PA
Self-reported in NPPES; status is on the state search
Practice location
501 S 54TH St, Philadelphia, PA 19143
Phone
(215) 748-9833
Enumerated
May 4, 2006
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 501 S 54TH St

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

  1. Ariane Abadi, PA-CPhysician Assistant1619641685
  2. Yvette Achuo-Egbe, MDInternal Medicine Physician1467801241
  3. Kseniya Adkins, PA-CPhysician Assistant1194259499
  4. Oren Aharoni, M.D.Anesthesiology Physician1952546947
  5. Michele Azer, MDEmergency Medicine Physician1770519787
  6. Fatima Babar, M.DInternal Medicine Physician1720291784

Verify Mervyn Danilewitz in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
    Search for license MD061765L
    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 Pennsylvania 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.

98% fewer Medicare Part D claims than the average internal medicine physician in 2024

54 Medicare Part D claims for 25 beneficiaries, against an average of 2,785 among the 127,794 providers of this specialty who prescribed in Part D.

  1. Mervyn Danilewitz54
  2. Specialty average2,785

Most prescribed

  1. Omeprazole11 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.

2,259 internal medicine physician records list a Philadelphia practice address

They are 2,259 of the 42,849 NPPES records with a Philadelphia practice address, and 8,636 internal medicine physician records in Pennsylvania.

Other internal medicine physician records in Pennsylvania

  1. Erin Aakhus, M.D.Philadelphia, PA1255652087
  2. Muhammad Aamir, MDAllentown, PA1477039147
  3. Saira Aamir, MDYork, PA1184515686
  4. John Aaron, MDWest Grove, PA1427094531
  5. Todd Aaron, MDPhiladelphia, PA1457350522
  6. Cybele Abad, M.D.Pittsburgh, PA1619900453
  7. Mario Abad, MDDuncannon, PA1710022975
  8. Joseph Abalos, M.D.Seneca, PA1215128434
  9. Ali Abbas, MDYork, PA1023343779
  10. Huda Abbas, MDDoylestown, PA1316187024

Common questions

What is Mervyn Danilewitz, MD's NPI number?

Mervyn Danilewitz, MD's National Provider Identifier (NPI) is 1285682047, issued on May 4, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Mervyn Danilewitz, MD located?

The NPPES record lists a practice address at 501 S 54TH St, Philadelphia, PA, 19143. Phone: (215) 748-9833. Providers update this record themselves, so call before visiting.

How can I verify Mervyn Danilewitz, MD's license?

NPPES lists Pennsylvania license number MD061765L, as entered by the provider. Search the Pennsylvania Department of State (PALS) at https://www.pals.pa.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Mervyn Danilewitz, MD prescribe under Medicare Part D?

In 2024, Mervyn Danilewitz, MD had 54 Medicare Part D claims for 25 beneficiaries; the average among internal medicine physician prescribers was 2,785. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.