Jocelyn Ko, MD
Internal Medicine Physician · Philadelphia, PA
Jocelyn Ko, MD is an internal medicine physician with a practice address in Philadelphia, Pennsylvania, and NPI 1225484579, issued on May 5, 2016. Check the license on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Jocelyn Ko
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- A152121 CA
Self-reported in NPPES; status is on the state search - Practice location
- 2301 N 29TH St Ste 500, Philadelphia, PA 19132
- Phone
- (215) 444-7510
- Enumerated
- May 5, 2016
- Record last updated
- Sep 10, 2020 (not updated in 6 years: call before relying on the address or phone)
- Fax
- (267) 388-4659
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 7,300 in Pennsylvania → Look up another NPI →
Also registered at 2301 N 29TH St Ste 500
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Mary Jepsen, PMHNP-BCPsychiatric/Mental Health Nurse Practitioner1720337876
- Emily Matthews, NPPrimary Care Nurse Practitioner1922504349
- Kaya Oyejide, MDFamily Medicine Physician1356541585
Verify Jocelyn Ko in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)Check the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
33% more Medicare Part D claims than the average internal medicine physician in 2024
4,228 Medicare Part D claims for 94 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 17% of claims. 56 claims were for opioids.
Most prescribed
- Atorvastatin Calcium337 claims
- Amlodipine Besylate271 claims
- Metoprolol Succinate161 claims
- Lisinopril152 claims
- Duloxetine Hcl133 claims
- Metformin Hcl Er131 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.
Jocelyn Ko among 7,300 internal medicine physician records in Pennsylvania
Jocelyn Ko, MD 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 fileNo · 58% of these records are
- 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
- Irfan AzamPhiladelphia, PA 191321902249980
- Naiema Benson, D.O.Philadelphia, PA 191321730491770
- Jonathan Coraor Fried, MDPhiladelphia, PA 191321275169112
- Shashi Divaker, M.D.Philadelphia, PA 191321275646218
- Helena Kwakwa, M.D.Philadelphia, PA 191321366550345
- Sherita Latimore-Collier, M.D.Philadelphia, PA 191321952346108
- Kim May, MDPhiladelphia, PA 191321508840737
- Anup Patel, DOPhiladelphia, PA 191321700414182
Common questions
What is Jocelyn Ko, MD's NPI number?
Jocelyn Ko, MD's National Provider Identifier (NPI) is 1225484579, issued on May 5, 2016. An NPI identifies a provider in billing; it is not a license.
Where is Jocelyn Ko, MD located?
The NPPES record lists a practice address at 2301 N 29TH St Ste 500, Philadelphia, PA, 19132. Phone: (215) 444-7510. Providers update this record themselves, so call before visiting.
How can I verify Jocelyn Ko, MD's license?
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 Jocelyn Ko, MD prescribe under Medicare Part D?
In 2024, Jocelyn Ko, MD had 4,228 Medicare Part D claims for 94 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.