Sharon L. Zellis, DO
Dermatology Physician · Phoenixville, PA
Sharon L. Zellis, DO is a dermatology physician with a practice address in Phoenixville, Pennsylvania, and NPI 1801877279, issued on Nov 10, 2005. Check the license (Pennsylvania OS006935L, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Sharon L. Zellis
- Credential
- DO
- Primary taxonomy
- Dermatology Physician 207N00000X
- License number
- OS006935L PA
Self-reported in NPPES; status is on the state search - Practice location
- 1260 Valley Forge RD, Phoenixville, PA 19460
- Phone
- (610) 983-3980
- Enumerated
- Nov 10, 2005
- Record last updated
- Dec 17, 2009 (not updated in 17 years: call before relying on the address or phone)
- Fax
- (610) 983-3406
- Medicare enrollment
- Enrolled (PECOS I20040714001359); accepts Medicare assignment
- Medical or professional school
- Philadelphia College Of Osteopathic Medicine, 1988
- Entity
- Type 1 · individual
8 nearest dermatology physician records → All 681 in Pennsylvania → Look up another NPI →
Also registered at 1260 Valley Forge RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Sharon L. Zellis in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license OS006935LCheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
19% fewer Medicare Part D claims than the average dermatology physician in 2024
644 Medicare Part D claims for 279 beneficiaries, against an average of 797 among the 12,802 providers of this specialty who prescribed in Part D. Brand-name drugs were 2% of claims.
Most prescribed
- Ketoconazole169 claims
- Triamcinolone Acetonide95 claims
- Hydrocortisone54 claims
- Doxycycline Hyclate43 claims
- Metronidazole40 claims
- Mupirocin33 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.
The MIPS final score for 2023 (Medicare payment program): 89.5 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $58.31
3 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 10,250 providers of this specialty with any payment received $8,544.61 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
- Phoenixville And Valley Forge Dermatology Associates, PCPhoenixville, PA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Sharon L. Zellis among 681 dermatology physician records in Pennsylvania
Sharon L. Zellis, DO is one of 681 dermatology physician records with a practice address in Pennsylvania. 87% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 86% newer
- In a Medicare fileYes · 87% of these records are
- In the CMS Doctors and Clinicians fileYes · 71% of these records are
- Graduated1988 · median 2007 among the 485 with a school on file
- Record last updated2009 · 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 207N00000X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Dermatology Physician providers in Pennsylvania
There are 681 dermatology physician records in Pennsylvania.
All 681 in Pennsylvania → Every provider in Phoenixville → Dermatology Physician nationwide →
The 8 dermatology physician records with the nearest ZIP codes
- Peter Motel, MDPhoenixville, PA 194601538140900
- Marlene Mash, M.D.Plymouth Meeting, PA 194621235160334
- Eleni McGeehinPlymouth Meeting, PA 194621215463658
- Erica Perilstein, M.D.Plymouth Meeting, PA 194621245276518
- Emily Schwarz, M.D., PH.D.North Wales, PA 194541316169865
- Michael Stierstorfer, M.D.North Wales, PA 194541376549360
- Susan Bittenbender, M.D.Limerick, PA 194681114988037
- Carol Cola, D.O.Limerick, PA 194681285695122
Common questions
What is Sharon L. Zellis, DO's NPI number?
Sharon L. Zellis, DO's National Provider Identifier (NPI) is 1801877279, issued on Nov 10, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Sharon L. Zellis, DO located?
The NPPES record lists a practice address at 1260 Valley Forge RD, Phoenixville, PA, 19460. Phone: (610) 983-3980. Providers update this record themselves, so call before visiting.
How can I verify Sharon L. Zellis, DO's license?
NPPES lists Pennsylvania license number OS006935L, 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 Sharon L. Zellis, DO prescribe under Medicare Part D?
In 2024, Sharon L. Zellis, DO had 644 Medicare Part D claims for 279 beneficiaries; the average among dermatology physician prescribers was 797. Part D covers Medicare prescriptions only.
What is Sharon L. Zellis, DO's MIPS final score?
The 2023 MIPS final score is 89.5 of 100. The average among 454,083 clinicians with a measured score was 83.5.
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.