NPPES file of Aug 9, 2026

Alexandra Gradzka, MD

Internal Medicine Physician · Bethlehem, PA

Alexandra Gradzka, MD is an internal medicine physician with a practice address in Bethlehem, Pennsylvania, and NPI 1417524455, issued on Jun 8, 2021. Check the license (Pennsylvania MD486249, as entered in NPPES) on the Pennsylvania Department of State (PALS); 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
1417524455
Name
Alexandra Gradzka
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
MD486249 PA
Self-reported in NPPES; status is on the state search
Practice location
801 Ostrum St, Bethlehem, PA 18015
Phone
(484) 526-3562
Enumerated
Jun 8, 2021
Record last updated
Sep 25, 2024
Medicare enrollment
Enrolled (PECOS I20241024003274); accepts Medicare assignment
Medical or professional school
Georgetown University School Of Medicine, 2021
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 801 Ostrum St

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

  1. Rama Abbireddy, PAPhysician Assistant1912887555
  2. Herman AbuchowskiCertified Registered Nurse Anesthetist1669148573
  3. Daniel Ackerman, M.D.Neurology Physician1154642338
  4. Kathleen Ackert, DOObstetrics & Gynecology Physician1053933648
  5. Rachel Ackley, M.S. CCC-SLPSpeech-Language Pathologist1942640321
  6. Samuel Acquah, MDAnesthesiology Physician1851823785

Verify Alexandra Gradzka 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 MD486249
    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.

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84% fewer Medicare Part D claims than the average internal medicine physician in 2024

514 Medicare Part D claims for 112 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 15% of claims.

  1. Alexandra Gradzka514
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium56 claims
  2. Losartan Potassium34 claims
  3. Amlodipine Besylate30 claims
  4. Eliquis24 claims
  5. Levothyroxine Sodium23 claims
  6. Metoprolol Succinate20 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 2 group practices

  1. H2 Rehabilitation Extension Services LLCNazareth, PA
  2. St Lukes Physician Group IncEaston, PA

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

Alexandra Gradzka among 7,300 internal medicine physician records in Pennsylvania

Alexandra Gradzka, MD is one of 7,300 internal medicine physician records with a practice address in Pennsylvania. 78% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 81% of them.

  • NPI issued2021 · 81% of these records are older, 15% newer
  • In a Medicare fileYes · 78% of these records are
  • In the CMS Doctors and Clinicians fileYes · 58% of these records are
  • Graduated2021 · median 2008 among the 4,208 with a school on file
  • Record last updated2024 · 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 207R00000X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

157 internal medicine physician records list a practice address in Bethlehem

They are 157 of the 4,797 NPPES records with a practice address in Bethlehem, and 7,300 internal medicine physician records in Pennsylvania.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Nneka Anagbogu, MDBethlehem, PA 180151710995394
  2. Joseph Bacak, M.D.Fountain Hill, PA 180151245207034
  3. Colleen Cahill, MDBethlehem, PA 180151841250834
  4. George Daoud, DOBethlehem, PA 180151861597585
  5. Fabio Dorville, M.D.Fountain Hill, PA 180151396794913
  6. Kaushik Kundu, M.D.Fountain Hill, PA 180151942259577
  7. David Leh, MDBethlehem, PA 180151174621981
  8. Hetul Mehta, D.O.Bethlehem, PA 180151578669479

Common questions

What is Alexandra Gradzka, MD's NPI number?

Alexandra Gradzka, MD's National Provider Identifier (NPI) is 1417524455, issued on Jun 8, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Alexandra Gradzka, MD located?

The NPPES record lists a practice address at 801 Ostrum St, Bethlehem, PA, 18015. Phone: (484) 526-3562. Providers update this record themselves, so call before visiting.

How can I verify Alexandra Gradzka, MD's license?

NPPES lists Pennsylvania license number MD486249, 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 Alexandra Gradzka, MD prescribe under Medicare Part D?

In 2024, Alexandra Gradzka, MD had 514 Medicare Part D claims for 112 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.