Mark Etherington, MD
Surgical Oncology Physician · Philadelphia, PA
Mark Etherington, MD is a surgical oncology physician with a practice address in Philadelphia, Pennsylvania, and NPI 1841685393, issued on Apr 1, 2015. Check the license (Pennsylvania MD464771, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Mark Etherington
- Credential
- MD
- Primary taxonomy
- Surgical Oncology Physician 2086X0206X
- License number
- MD464771 PA
Self-reported in NPPES; status is on the state search - Practice location
- 800 Walnut St, Philadelphia, PA 19107
- Phone
- (215) 316-5151
- Enumerated
- Apr 1, 2015
- Record last updated
- Aug 22, 2024
- Medicare enrollment
- Enrolled (PECOS I20260107001663); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest surgical oncology physician records → All 92 in Pennsylvania → Look up another NPI →
Also registered at 800 Walnut St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Mark Etherington in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license MD464771Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
79% fewer Medicare Part D claims than the average surgical oncology physician in 2024
18 Medicare Part D claims for 14 beneficiaries, against an average of 87 among the 1,237 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of 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: $6,017.65
5 payments; by number, the most common kind was education; the largest payer was Intuitive Surgical, Inc. The 1,132 providers of this specialty with any payment received $4,224.74 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 2 group practices
- Clinical Health Care Associates OF New Jersey PCCherry Hill, NJ
- University OF Penn - Medical GroupPhiladelphia, PA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mark Etherington among 92 surgical oncology physician records in Pennsylvania
Mark Etherington, MD is one of 92 surgical oncology physician records with a practice address in Pennsylvania. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 85% of them.
- NPI issued2015 · 85% of these records are older, 9% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 74% of these records are
- Graduated2015 · median 2004 among the 68 with a school on file
- Record last updated2024 · 57% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2086X0206X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Surgical Oncology Physician providers in Pennsylvania
There are 92 surgical oncology physician records in Pennsylvania.
All 92 in Pennsylvania → Every provider in Philadelphia → Surgical Oncology Physician nationwide →
The 8 surgical oncology physician records with the nearest ZIP codes
- Alliric Willis, M.D.Philadelphia, PA 191071366475287
- Richard Zheng, M.D.Philadelphia, PA 191071265828438
- Dahlia Sataloff, M.D.Philadelphia, PA 191061710986336
- Robert Krouse, MDPhiladelphia, PA 191041740388669
- Jennifer ZhangPhiladelphia, PA 191041508160300
- Richard Bleicher, MDPhiladelphia, PA 191111275584609
- Stephanie Greco, M.D.Philadelphia, PA 191111205154341
- Andrew Gumbs, M.DPhiladelphia, PA 191111487849725
Common questions
What is Mark Etherington, MD's NPI number?
Mark Etherington, MD's National Provider Identifier (NPI) is 1841685393, issued on Apr 1, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Mark Etherington, MD located?
The NPPES record lists a practice address at 800 Walnut St, Philadelphia, PA, 19107. Phone: (215) 316-5151. Providers update this record themselves, so call before visiting.
How can I verify Mark Etherington, MD's license?
NPPES lists Pennsylvania license number MD464771, 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 Mark Etherington, MD prescribe under Medicare Part D?
In 2024, Mark Etherington, MD had 18 Medicare Part D claims for 14 beneficiaries; the average among surgical oncology physician prescribers was 87. 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.