Barbara S. Knight, M.D.
Internal Medicine Physician · Philadelphia, PA
Barbara S. Knight, M.D. is an internal medicine physician with a practice address in Philadelphia, Pennsylvania, and NPI 1750309803, issued on Jul 17, 2006. Check the license (Pennsylvania MD050479L, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Barbara S. Knight
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- MD050479L PA
Self-reported in NPPES; status is on the state search - Practice location
- 833 Chestnut St, Philadelphia, PA 19107
- Phone
- (215) 955-8465
- Enumerated
- Jul 17, 2006
- Record last updated
- Oct 31, 2011 (not updated in 15 years: call before relying on the address or phone)
- Fax
- (215) 955-2516
- Medicaid IDs
- 7710500 NJ
001430848 PA - Medicare enrollment
- Enrolled (PECOS I20050126000449); accepts Medicare assignment
- Medical or professional school
- Temple University School Of Medicine, 1990
- 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 833 Chestnut St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Barbara S. Knight in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license MD050479LCheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.3 times the Medicare Part D claims of the average internal medicine physician in 2024
7,167 Medicare Part D claims for 717 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. 277 claims were for opioids.
Most prescribed
- Atorvastatin Calcium561 claims
- Amlodipine Besylate512 claims
- Rosuvastatin Calcium270 claims
- Hydrochlorothiazide242 claims
- Lisinopril225 claims
- Losartan Potassium214 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: $18.32
1 payment: food and beverage; the largest payer was Qiagen, 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
- Jefferson University PhysiciansPhiladelphia, PA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Barbara S. Knight among 7,300 internal medicine physician records in Pennsylvania
Barbara S. Knight, 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 2006, is newer than 9% of them.
- NPI issued2006 · 9% of these records are older, 64% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileYes · 58% of these records are
- Graduated1990 · median 2008 among the 4,208 with a school on file
- Record last updated2011 · 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
- Eileen Carpenter, MDPhiladelphia, PA 191071205805827
- 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 Barbara S. Knight, M.D.'s NPI number?
Barbara S. Knight, M.D.'s National Provider Identifier (NPI) is 1750309803, issued on Jul 17, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Barbara S. Knight, M.D. located?
The NPPES record lists a practice address at 833 Chestnut St, Philadelphia, PA, 19107. Phone: (215) 955-8465. Providers update this record themselves, so call before visiting.
How can I verify Barbara S. Knight, M.D.'s license?
NPPES lists Pennsylvania license number MD050479L, 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 Barbara S. Knight, M.D. prescribe under Medicare Part D?
In 2024, Barbara S. Knight, M.D. had 7,167 Medicare Part D claims for 717 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.