Registry data as of Aug 27, 2026

Leroy Fleischer, M.D.

Internal Medicine Physician · Havertown, PA

Leroy Fleischer, M.D. is an internal medicine physician with a practice address in Havertown, Pennsylvania, and NPI 1902809791, issued on May 24, 2005. Check the license (Pennsylvania MD038294E, 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
1902809791
Name
Leroy Fleischer
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
MD038294E PA
Self-reported in NPPES; status is on the state search
Practice location
301 W Chester Pike Ste 201, Havertown, PA 19083
Phone
(610) 853-2900
Enumerated
May 24, 2005
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 301 W Chester Pike Ste 201

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

  1. Veronica Angulo Diaz, M.DInternal Medicine Physician1871848671
  2. Megan Breslin, CRNPFamily Nurse Practitioner1780933358
  3. Sakthipriya Janarthanan, MDInternal Medicine Physician1275828253

Verify Leroy Fleischer 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 MD038294E
    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.

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

7,603 Medicare Part D claims for 621 beneficiaries, against an average of 2,785 among the 127,794 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 367 claims were for opioids.

  1. Leroy Fleischer7,603
  2. Specialty average2,785

Most prescribed

  1. Atorvastatin Calcium460 claims
  2. Amlodipine Besylate318 claims
  3. Levothyroxine Sodium296 claims
  4. Rosuvastatin Calcium248 claims
  5. Metformin Hcl227 claims
  6. Omeprazole218 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.

One hospital or facility affiliation

  1. Penn Medicine-PmaBala Cynwyd, PA

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

13 internal medicine physician records list a Havertown practice address

They are 13 of the 745 NPPES records with a Havertown 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 Leroy Fleischer, M.D.'s NPI number?

Leroy Fleischer, M.D.'s National Provider Identifier (NPI) is 1902809791, issued on May 24, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Leroy Fleischer, M.D. located?

The NPPES record lists a practice address at 301 W Chester Pike Ste 201, Havertown, PA, 19083. Phone: (610) 853-2900. Providers update this record themselves, so call before visiting.

How can I verify Leroy Fleischer, M.D.'s license?

NPPES lists Pennsylvania license number MD038294E, 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 Leroy Fleischer, M.D. prescribe under Medicare Part D?

In 2024, Leroy Fleischer, M.D. had 7,603 Medicare Part D claims for 621 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.