Judd D. Flesch, MD
Critical Care Medicine (Internal Medicine) Physician · Philadelphia, PA
Judd D. Flesch, MD is a critical care medicine (internal medicine) physician with a practice address in Philadelphia, Pennsylvania, and NPI 1821151291, issued on Dec 18, 2006. Check the license (Pennsylvania MD436386, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Judd D. Flesch
- Credential
- MD
- Primary taxonomy
- Critical Care Medicine (Internal Medicine) Physician 207RC0200X
- License number
- MD436386 PA
Self-reported in NPPES; status is on the state search - Practice location
- 51 N 39TH St, Philadelphia, PA 19104
- Phone
- (215) 662-8767
- Enumerated
- Dec 18, 2006
- Record last updated
- Oct 14, 2019 (not updated in 7 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20090622000203); accepts Medicare assignment
- Medical or professional school
- Perelman School Of Med At The University Of Pennsylvania, 2006
- Entity
- Type 1 · individual
8 nearest critical care medicine (internal medicine) physician records → All 332 in Pennsylvania → Look up another NPI →
Also registered at 51 N 39TH St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Nancy Acri, CRNACertified Registered Nurse Anesthetist1891072872
- Kelly Agnew, PA-CMedical Physician Assistant1619169281
- Adekemi Akano, M.D.Anesthesiology Physician1972950178
- Lama Al-Aswad, M.D.Ophthalmology Physician1336174937
Verify Judd D. Flesch in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license MD436386Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
21% fewer Medicare Part D claims than the average critical care medicine (internal medicine) physician in 2024
552 Medicare Part D claims for 89 beneficiaries, against an average of 696 among the 2,873 providers of this specialty who prescribed in Part D. Brand-name drugs were 51% of claims.
Most prescribed
- Albuterol Sulfate Hfa61 claims
- Trelegy Ellipta57 claims
- Prednisone42 claims
- Mycophenolate Mofetil33 claims
- Anoro Ellipta27 claims
- Budesonide-Formoterol Fumarate25 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 practice group's MIPS final score for 2023 (Medicare payment program): 85.5 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. 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, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through 2 group practices
- Abington Memorial HospitalBlue Bell, PA
- Amh Medical Staff Service FundAbington, PA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Judd D. Flesch among 332 critical care medicine (internal medicine) physician records in Pennsylvania
Judd D. Flesch, MD is one of 332 critical care medicine (internal medicine) physician records with a practice address in Pennsylvania. 92% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 4% of them.
- NPI issued2006 · 4% of these records are older, 67% newer
- In a Medicare fileYes · 92% of these records are
- In the CMS Doctors and Clinicians fileYes · 85% of these records are
- Graduated2006 · median 2007 among the 282 with a school on file
- Record last updated2019 · 48% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RC0200X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Critical Care Medicine (Internal Medicine) Physician providers in Pennsylvania
There are 332 critical care medicine (internal medicine) physician records in Pennsylvania.
All 332 in Pennsylvania → Every provider in Philadelphia → Critical Care Medicine (Internal Medicine) Physician nationwide →
The 8 critical care medicine (internal medicine) physician records with the nearest ZIP codes
- Vivek Ahya, MDPhiladelphia, PA 191041346272697
- Michael Beers, MDPhiladelphia, PA 191041396779468
- John Chandler, M.D.Philadelphia, PA 191041871563940
- Jason Christie, MDPhiladelphia, PA 191041598799660
- Jason Fritz, MDPhiladelphia, PA 191041417987652
- Barry Fuchs, MDPhiladelphia, PA 191041679507743
- Denis Hadjiliadis, MDPhiladelphia, PA 191041801829684
- Meeta Kerlin, MDPhiladelphia, PA 191041578537411
Common questions
What is Judd D. Flesch, MD's NPI number?
Judd D. Flesch, MD's National Provider Identifier (NPI) is 1821151291, issued on Dec 18, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Judd D. Flesch, MD located?
The NPPES record lists a practice address at 51 N 39TH St, Philadelphia, PA, 19104. Phone: (215) 662-8767. Providers update this record themselves, so call before visiting.
How can I verify Judd D. Flesch, MD's license?
NPPES lists Pennsylvania license number MD436386, 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 Judd D. Flesch, MD prescribe under Medicare Part D?
In 2024, Judd D. Flesch, MD had 552 Medicare Part D claims for 89 beneficiaries; the average among critical care medicine (internal medicine) physician prescribers was 696. Part D covers Medicare prescriptions only.
What is Judd D. Flesch, MD's MIPS final score?
The 2023 MIPS final score is 85.5 of 100, reported for the practice group. 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.