Diana Rozenberg, M.D.
Family Medicine Physician · Allentown, PA
Diana Rozenberg, M.D. is a family medicine physician with a practice address in Allentown, Pennsylvania, and NPI 1871889774, issued on Jun 20, 2011. Check the license (Pennsylvania MD452650, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Diana Rozenberg
- Credential
- M.D.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- MD452650 PA
Self-reported in NPPES; status is on the state search - Practice location
- 421 Chew St, Allentown, PA 18102
- Phone
- (610) 776-4500
- Enumerated
- Jun 20, 2011
- Record last updated
- Jul 29, 2014 (not updated in 12 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20141020000434); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 7,483 in Pennsylvania → Look up another NPI →
Also registered at 421 Chew St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Cody Backenstoe, CRNACertified Registered Nurse Anesthetist1598007825
- Nicole Bendock, DOEmergency Medicine Physician1972765238
- Austen BrewerPsychiatric/Mental Health Registered Nurse1740124635
- Diana Ciminieri, RNFamily Nurse Practitioner1750893400
- Michael ColemanPhysician Assistant1043889322
- Brenda Felix, CRNPNurse Practitioner1265020812
Verify Diana Rozenberg in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license MD452650Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
89% fewer Medicare Part D claims than the average family medicine physician in 2024
385 Medicare Part D claims for 179 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. 15 claims were for opioids.
Most prescribed
- Cephalexin24 claims
- Prednisone22 claims
- Cefdinir19 claims
- Pantoprazole Sodium17 claims
- Amlodipine Besylate16 claims
- Amoxicillin-Clavulanate Potass14 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.
The MIPS final score for 2023 (Medicare payment program): 95.6 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Bills Medicare through 2 group practices
- Gslpg, IncOrwigsburg, PA
- St Lukes Physician Group IncAllentown, PA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Diana Rozenberg among 7,483 family medicine physician records in Pennsylvania
Diana Rozenberg, M.D. is one of 7,483 family medicine physician records with a practice address in Pennsylvania. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 62% of them.
- NPI issued2011 · 62% of these records are older, 36% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 61% of these records are
- Graduated2010 · median 2005 among the 4,529 with a school on file
- Record last updated2014 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
208 family medicine physician records list a practice address in Allentown
They are 208 of the 5,904 NPPES records with a practice address in Allentown, and 7,483 family medicine physician records in Pennsylvania.
All 7,483 in Pennsylvania → Every provider in Allentown → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Jocelyn Amaya, M.D.Allentown, PA 181021871932947
- Elina Amvrosiadi, M.D.Allentown, PA 181021548581127
- Esther Brew, M.D.Allentown, PA 181021558577874
- Daniel Coller, M.D.Allentown, PA 181021215991153
- Dalya Delmar-Greenberg, M.DAllentown, PA 181021932363413
- Michael Hortner, MDAllentown, PA 181021538236674
- Autumn Kieber-Emmons, M.D.Allentown, PA 181021073849022
- Richard Martin, M.D.Allentown, PA 181021285698266
Common questions
What is Diana Rozenberg, M.D.'s NPI number?
Diana Rozenberg, M.D.'s National Provider Identifier (NPI) is 1871889774, issued on Jun 20, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Diana Rozenberg, M.D. located?
The NPPES record lists a practice address at 421 Chew St, Allentown, PA, 18102. Phone: (610) 776-4500. Providers update this record themselves, so call before visiting.
How can I verify Diana Rozenberg, M.D.'s license?
NPPES lists Pennsylvania license number MD452650, 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 Diana Rozenberg, M.D. prescribe under Medicare Part D?
In 2024, Diana Rozenberg, M.D. had 385 Medicare Part D claims for 179 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.
What is Diana Rozenberg, M.D.'s MIPS final score?
The 2023 MIPS final score is 95.6 of 100. The average among 454,083 clinicians with a measured score was 83.5.
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.