Kathleen Mary Biblowitz, M.D.
Internal Medicine Physician · Philadelphia, PA
Kathleen Mary Biblowitz, M.D. is an internal medicine physician with a practice address in Philadelphia, Pennsylvania, and NPI 1790130813, issued on Apr 26, 2016. Check the license (Pennsylvania MT218943, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Kathleen Mary Biblowitz
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- MT218943 PA
125.069517 IL
Self-reported in NPPES; status is on the state search - Practice location
- 834 Walnut St Ste 650, Philadelphia, PA 19107
- Phone
- (215) 955-1671
- Enumerated
- Apr 26, 2016
- Record last updated
- Sep 23, 2020 (not updated in 6 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20260310000596); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 7,300 in Pennsylvania → Look up another NPI →
Also registered at 834 Walnut St Ste 650
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Kathleen Mary Biblowitz in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license MT218943Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
75% fewer Medicare Part D claims than the average internal medicine physician in 2024
805 Medicare Part D claims for 219 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 58% of claims.
Most prescribed
- Albuterol Sulfate Hfa95 claims
- Trelegy Ellipta85 claims
- Breo Ellipta62 claims
- Fluticasone Propionate47 claims
- Anoro Ellipta46 claims
- Budesonide-Formoterol Fumarate37 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: $60.70
3 payments; by number, the most common kind was food and beverage; the largest payer was Harmony Biosciences LLC. The 50,334 providers of this specialty with any payment received $1,303.06 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
- East Post Road Medical Services PCWhite Plains, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Kathleen Mary Biblowitz among 7,300 internal medicine physician records in Pennsylvania
Kathleen Mary Biblowitz, M.D. 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 2016, is newer than 65% of them.
- NPI issued2016 · 65% of these records are older, 32% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileYes · 58% of these records are
- Graduated2016 · median 2008 among the 4,208 with a school on file
- Record last updated2020 · 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).
1,855 internal medicine physician records list a practice address in Philadelphia
They are 1,855 of the 42,849 NPPES records with a practice address in Philadelphia, and 7,300 internal medicine physician records in Pennsylvania.
All 7,300 in Pennsylvania → Every provider in Philadelphia → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- William Brady, MDPhiladelphia, PA 191071831187731
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- Lillian Cohn, M.D.Philadelphia, PA 191071538160825
- Allan Crimm, M.D.Philadelphia, PA 191071720089170
- Lewis Deeugenio, M.D.Philadelphia, PA 191071780664847
- Richard Feldman, MDPhiladelphia, PA 191071417958661
- Jane Fitzpatrick, MDPhiladelphia, PA 191071003880675
- Zuleika Font, M.D.Philadelphia, PA 191071760483945
Common questions
What is Kathleen Mary Biblowitz, M.D.'s NPI number?
Kathleen Mary Biblowitz, M.D.'s National Provider Identifier (NPI) is 1790130813, issued on Apr 26, 2016. An NPI identifies a provider in billing; it is not a license.
Where is Kathleen Mary Biblowitz, M.D. located?
The NPPES record lists a practice address at 834 Walnut St Ste 650, Philadelphia, PA, 19107. Phone: (215) 955-1671. Providers update this record themselves, so call before visiting.
How can I verify Kathleen Mary Biblowitz, M.D.'s license?
NPPES lists Pennsylvania license number MT218943, 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 Kathleen Mary Biblowitz, M.D. prescribe under Medicare Part D?
In 2024, Kathleen Mary Biblowitz, M.D. had 805 Medicare Part D claims for 219 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.