Yichao Ethan Zhao, M.D.
Internal Medicine Physician · Philadelphia, PA
Yichao Ethan Zhao, M.D. is an internal medicine physician with a practice address in Philadelphia, Pennsylvania, and NPI 1760918874, issued on May 10, 2017. Check the license (Pennsylvania MD470575, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Yichao Ethan Zhao
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- MD470575 PA
Self-reported in NPPES; status is on the state search - Practice location
- 909 Walnut St, Philadelphia, PA 19107
- Phone
- (215) 955-7000
- Enumerated
- May 10, 2017
- Record last updated
- Sep 3, 2020 (not updated in 6 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20200901000920); accepts Medicare assignment
- Medical or professional school
- Wayne State University School Of Medicine, 2017
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 7,300 in Pennsylvania → Look up another NPI →
Also registered at 909 Walnut St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Yichao Ethan Zhao in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license MD470575Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
100% fewer Medicare Part D claims than the average internal medicine physician in 2024
15 Medicare Part D claims, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
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.
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).
Yichao Ethan Zhao among 7,300 internal medicine physician records in Pennsylvania
Yichao Ethan Zhao, 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 2017, is newer than 68% of them.
- NPI issued2017 · 68% of these records are older, 29% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileYes · 58% of these records are
- Graduated2017 · 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
- 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 Yichao Ethan Zhao, M.D.'s NPI number?
Yichao Ethan Zhao, M.D.'s National Provider Identifier (NPI) is 1760918874, issued on May 10, 2017. An NPI identifies a provider in billing; it is not a license.
Where is Yichao Ethan Zhao, M.D. located?
The NPPES record lists a practice address at 909 Walnut St, Philadelphia, PA, 19107. Phone: (215) 955-7000. Providers update this record themselves, so call before visiting.
How can I verify Yichao Ethan Zhao, M.D.'s license?
NPPES lists Pennsylvania license number MD470575, 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 Yichao Ethan Zhao, M.D. prescribe under Medicare Part D?
In 2024, Yichao Ethan Zhao, M.D. had 15 Medicare Part D claims; 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.