Sharon Zellis, DO
NPI 1801877279 · Dermatology Physician · Phoenixville, PA
Enrolled with Medicare as Practitioner - Dermatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sharon Zellis, DO is a Dermatology Physician provider in Phoenixville, PA (NPI 1801877279).
Provider details
- NPI number
- 1801877279
- Entity type
- Individual
- Primary specialty
- Dermatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Female
- Sole proprietor
- No
- License
- OS006935L (PA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
4,211 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Destruction of Precancer Skin Growth, 2-14 Growths17003 | 1,255 | $7 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 1,227 | $98 |
| Destruction of Precancer Skin Growth, 1 Growth17000 | 652 | $60 |
| Biopsy of Related Skin Growth, First Growth11102 | 540 | $107 |
| Biopsy of Related Skin Growth, Each Additional Growth11103 | 218 | $55 |
| Established Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 11 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Ketoconazole | 169 | 87 |
| Triamcinolone Acetonide | 95 | 68 |
| Hydrocortisone | 54 | 46 |
| Doxycycline Hyclate | 43 | 23 |
| Metronidazole | 40 | 28 |
| Mupirocin | 33 | 32 |
| Valacyclovir Hclbrand: Valacyclovir | 25 | 16 |
| Betamethasone Dipropionate | 21 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$58 across 3 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-11-10
- Last updated
- 2009-12-17
Frequently asked questions
- What is Sharon Zellis's NPI number?
- Sharon Zellis's National Provider Identifier (NPI) is 1801877279, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sharon Zellis's specialty?
- Sharon Zellis is listed in the NPPES registry with a primary specialty of Dermatology Physician (Allopathic & Osteopathic Physicians).
- Where is Sharon Zellis located?
- Sharon Zellis's practice location on file with NPPES is 1260 Valley Forge Rd, Phoenixville, PA 19460-2691.
- What is Sharon Zellis's phone number?
- The practice phone number listed in the NPPES registry for Sharon Zellis is (610) 983-3980.
- Does Sharon Zellis accept Medicare?
- Sharon Zellis is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sharon Zellis's NPI active?
- Yes — Sharon Zellis's NPI (1801877279) is active in the NPPES registry as of the last update on 2009-12-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.