Robert A. Fischer, MD
Infectious Disease Physician · Phila, PA
Robert A. Fischer, MD is an infectious disease physician with a practice address in Phila, Pennsylvania, and NPI 1508834250, issued on Mar 9, 2006. Check the license (Pennsylvania MD027238E, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Robert A. Fischer
- Credential
- MD
- Primary taxonomy
- Infectious Disease Physician 207RI0200X
- License number
- MD027238E PA
Self-reported in NPPES; status is on the state search - Practice location
- 5401 Old York RD, Phila, PA 19141
- Phone
- (215) 456-6948
- Enumerated
- Mar 9, 2006
- Record last updated
- Aug 12, 2020 (not updated in 6 years: call before relying on the address or phone)
- Fax
- (215) 455-1933
- Medicaid ID
- 012844450002 PA
- Medicare enrollment
- Enrolled (PECOS I20110314000987); accepts Medicare assignment
- Medical or professional school
- Harvard Medical School, 1977
- Entity
- Type 1 · individual
8 nearest infectious disease physician records → All 545 in Pennsylvania → Look up another NPI →
Also registered at 5401 Old York RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Robert A. Fischer in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license MD027238ECheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
84% fewer Medicare Part D claims than the average infectious disease physician in 2024
111 Medicare Part D claims for 17 beneficiaries, against an average of 689 among the 7,388 providers of this specialty who prescribed in Part D. Brand-name drugs were 50% of claims.
Most prescribed
- Ampicillin-Sulbactam16 claims
- Biktarvy16 claims
- Sodium Chloride15 claims
- Genvoya12 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.
Industry payments in 2024: $124.98
2 payments; by number, the most common kind was education; the largest payer was Astellas Pharma US Inc. The 3,895 providers of this specialty with any payment received $4,362.19 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Einstein Practice Plan IncPhiladelphia, PA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Robert A. Fischer among 545 infectious disease physician records in Pennsylvania
Robert A. Fischer, MD is one of 545 infectious disease physician records with a practice address in Pennsylvania. 83% 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 8% of them.
- NPI issued2006 · 8% of these records are older, 59% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 70% of these records are
- Graduated1977 · median 2005 among the 381 with a school on file
- Record last updated2020 · 67% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RI0200X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Infectious Disease Physician providers in Pennsylvania
There are 545 infectious disease physician records in Pennsylvania.
All 545 in Pennsylvania → Every provider in Phila → Infectious Disease Physician nationwide →
The 8 infectious disease physician records with the nearest ZIP codes
- Antonette Climaco, M.D.Philadelphia, PA 191411497969109
- Mudita Patel, DOPhiladelphia, PA 191411366948515
- Sarah Perloff, D.O.Philadelphia, PA 191411023225869
- Sara Pervez, MDPhiladelphia, PA 191411225906126
- Jesse Serrins, D.O.Philadelphia, PA 191411619351376
- Neeraja SwaminathanPhiladelphia, PA 191411770078461
- Hojoon You, M.D.Philadelphia, PA 191411225455884
- Jerry Zuckerman, MDPhiladelphia, PA 191411477512788
Common questions
What is Robert A. Fischer, MD's NPI number?
Robert A. Fischer, MD's National Provider Identifier (NPI) is 1508834250, issued on Mar 9, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Robert A. Fischer, MD located?
The NPPES record lists a practice address at 5401 Old York RD, Phila, PA, 19141. Phone: (215) 456-6948. Providers update this record themselves, so call before visiting.
How can I verify Robert A. Fischer, MD's license?
NPPES lists Pennsylvania license number MD027238E, 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 Robert A. Fischer, MD prescribe under Medicare Part D?
In 2024, Robert A. Fischer, MD had 111 Medicare Part D claims for 17 beneficiaries; the average among infectious disease physician prescribers was 689. 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.