NPPES file of Aug 9, 2026

Margaret Rose Kluck, D.O.

Internal Medicine Physician · Allentown, PA

Margaret Rose Kluck, D.O. is an internal medicine physician with a practice address in Allentown, Pennsylvania, and NPI 1578703351, issued on Mar 6, 2009. Check the license (Pennsylvania OT018585, 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
1578703351
Name
Margaret Rose Kluck
Credential
D.O.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
OT018585 PA
Self-reported in NPPES; status is on the state search
Practice location
1200 S Cedar Crest Blvd, Allentown, PA 18103
Phone
(610) 402-8000
Enumerated
Mar 6, 2009
Record last updated
Jun 6, 2018 (not updated in 8 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20240130003158); accepts Medicare assignment
Medical or professional school
Philadelphia College Of Osteopathic Medicine, 2018
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 1200 S Cedar Crest Blvd

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

  1. Mohamed Abdelnaby, MDHospitalist Physician1346626991
  2. Saif Abu-Baker, M.D.Pulmonary Disease Physician1134865900
  3. Frederick Ackler, CRNACertified Registered Nurse Anesthetist1629063649
  4. Waqas Adeel, M.DHospitalist Physician1184871352
  5. Oluwatobi Adegboyega, MDNeonatal-Perinatal Medicine Physician1659803526
  6. Aamir Ahmed, M.D.Hospitalist Physician1053752147

Verify Margaret Rose Kluck 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 OT018585
    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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91% fewer Medicare Part D claims than the average internal medicine physician in 2024

279 Medicare Part D claims for 128 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 14 claims were for opioids.

  1. Margaret Kluck279
  2. Specialty average3,176

Most prescribed

  1. Prednisone19 claims
  2. Albuterol Sulfate Hfa13 claims
  3. Metoprolol Succinate12 claims
  4. Atorvastatin Calcium11 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. Advanced Inpatient Medicine Lehigh PCHazelton, PA
  2. HR Physician ServicesMeadowbrook, PA

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

Margaret Rose Kluck among 7,300 internal medicine physician records in Pennsylvania

Margaret Rose Kluck, D.O. 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 2009, is newer than 47% of them.

  • NPI issued2009 · 47% of these records are older, 50% newer
  • In a Medicare fileYes · 78% of these records are
  • In the CMS Doctors and Clinicians fileYes · 58% of these records are
  • Graduated2018 · median 2008 among the 4,208 with a school on file
  • Record last updated2018 · 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).

218 internal medicine physician records list a practice address in Allentown

They are 218 of the 5,904 NPPES records with a practice address in Allentown, and 7,300 internal medicine physician records in Pennsylvania.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Jon Brndjar, D.O.Allentown, PA 181031477523934
  2. Ann Brotzman, DOAllentown, PA 181031306801337
  3. Joseph CandioAllentown, PA 181031104873967
  4. Amy Collis-Cowitch, MDAllentown, PA 181031356333744
  5. Thomas Doherty, MDAllentown, PA 181031992744965
  6. Maria Jones, MDAllentown, PA 181031962458240
  7. Robert Kovacs, M.D.Allentown, PA 181031558301838
  8. Thomas Lakata, D.O.Allentown, PA 181031407802580

Common questions

What is Margaret Rose Kluck, D.O.'s NPI number?

Margaret Rose Kluck, D.O.'s National Provider Identifier (NPI) is 1578703351, issued on Mar 6, 2009. An NPI identifies a provider in billing; it is not a license.

Where is Margaret Rose Kluck, D.O. located?

The NPPES record lists a practice address at 1200 S Cedar Crest Blvd, Allentown, PA, 18103. Phone: (610) 402-8000. Providers update this record themselves, so call before visiting.

How can I verify Margaret Rose Kluck, D.O.'s license?

NPPES lists Pennsylvania license number OT018585, 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 Margaret Rose Kluck, D.O. prescribe under Medicare Part D?

In 2024, Margaret Rose Kluck, D.O. had 279 Medicare Part D claims for 128 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.