Max E. Widawski, DO
Internal Medicine Physician · Allentown, PA
Max E. Widawski, DO is an internal medicine physician with a practice address in Allentown, Pennsylvania, and NPI 1619468733, issued on May 24, 2018. Check the license (Pennsylvania OS021474, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Max E. Widawski
- Credential
- DO
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- OS021474 PA
OT018253 PA
Self-reported in NPPES; status is on the state search - Practice location
- 1901 Hamilton St Ste 300, Allentown, PA 18104
- Phone
- (610) 628-7900
- Enumerated
- May 24, 2018
- Record last updated
- Dec 14, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (833) 816-7513
- Medicare enrollment
- Enrolled (PECOS I20211203001350); accepts Medicare assignment
- Medical or professional school
- Philadelphia College Of Osteopathic Medicine, 2018
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 7,300 in Pennsylvania → Look up another NPI →
Also registered at 1901 Hamilton St Ste 300
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Mary Pollard, CRNPNurse Practitioner1841090040
- Juan Sanchez, MD.Internal Medicine Physician1720649825
- Stephen Shore, MDInternal Medicine Physician1003876103
Verify Max E. Widawski in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license OS021474Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
3.3 times the Medicare Part D claims of the average internal medicine physician in 2024
10,493 Medicare Part D claims for 794 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims. 230 claims were for opioids.
Most prescribed
- Atorvastatin Calcium719 claims
- Amlodipine Besylate453 claims
- Lisinopril425 claims
- Levothyroxine Sodium395 claims
- Losartan Potassium315 claims
- Simvastatin276 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 one group practice
- 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).
Max E. Widawski among 7,300 internal medicine physician records in Pennsylvania
Max E. Widawski, DO 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 2018, is newer than 71% of them.
- NPI issued2018 · 71% of these records are older, 26% 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 updated2021 · 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.
All 7,300 in Pennsylvania → Every provider in Allentown → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Thomas Brandecker, MDAllentown, PA 181041023068376
- David Carney, MDAllentown, PA 181041245282094
- Jose Garcia, M.D.Allentown, PA 181041568441442
- Arthur Hoffman, M.D.Allentown, PA 181041508844333
- Glenn Kratzer, MDAllentown, PA 181041275583510
- Anil Kumar, M.D.Allentown, PA 181041093778359
- Sandra Latona, M.D.Allentown, PA 181041548212608
- Judith McDonald, MDAllentown, PA 181041558313403
Common questions
What is Max E. Widawski, DO's NPI number?
Max E. Widawski, DO's National Provider Identifier (NPI) is 1619468733, issued on May 24, 2018. An NPI identifies a provider in billing; it is not a license.
Where is Max E. Widawski, DO located?
The NPPES record lists a practice address at 1901 Hamilton St Ste 300, Allentown, PA, 18104. Phone: (610) 628-7900. Providers update this record themselves, so call before visiting.
How can I verify Max E. Widawski, DO's license?
NPPES lists Pennsylvania license number OS021474, 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 Max E. Widawski, DO prescribe under Medicare Part D?
In 2024, Max E. Widawski, DO had 10,493 Medicare Part D claims for 794 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Max E. Widawski, DO'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.