Gena Williams, PA-C
NPI 1639894710 · Medical Physician Assistant · Gilbertsville, PA
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gena Williams, PA-C is a Medical Physician Assistant provider in Gilbertsville, PA (NPI 1639894710).
Provider details
- NPI number
- 1639894710
- Entity type
- Individual
- Primary specialty
- Medical Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
- Physician Assistant363A00000X
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
3 yrs in NPPES registry
- Profile completeness28% of score
83% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
313 Medicare services, 2024 (ranked within specialty)
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 methodology.
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) |
|---|---|---|
| Emergency Department Visit With High Level of Medical Decision Making99285 | 177 | $149 |
| Emergency Department Visit With Moderate Level of Medical Decision Making99284 | 74 | $98 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 45 | $6 |
| Emergency Department Visit With Low Level of Medical Decision Making99283 | 17 | $58 |
Typical Medicare-allowed amounts for these services range $6–$149 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 7 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Cephalexin | 49 | 49 |
| Ibuprofen | 16 | 16 |
| Ondansetronbrand: Ondansetron Odt | 15 | 15 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 15 | 15 |
| Prednisone | 15 | 15 |
| Azithromycin | 13 | 13 |
| Oxycodone Hcl/Acetaminophenbrand: Oxycodone-Acetaminophen | 12 | 12 |
Practice location
Mailing address
Additional practice locations (1)
- 700 E Norwegian StPottsville, PA 17901-2710Phone: (570) 621-4000
Registry dates
- Enumerated
- 2022-10-11
- Last updated
- 2025-07-21
- Certified
- 2025-07-21
Frequently asked questions
- What is Gena Williams's NPI number?
- Gena Williams's National Provider Identifier (NPI) is 1639894710, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gena Williams's specialty?
- Gena Williams is listed in the NPPES registry with a primary specialty of Medical Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Gena Williams located?
- Gena Williams's practice location on file with NPPES is 1109 Grosser Rd, Gilbertsville, PA 19525-9228.
- What is Gena Williams's phone number?
- The practice phone number listed in the NPPES registry for Gena Williams is (484) 498-6060.
- Does Gena Williams accept Medicare?
- Gena Williams is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gena Williams's NPI active?
- Yes — Gena Williams's NPI (1639894710) is active in the NPPES registry as of the last update on 2025-07-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.