Emmanuelle Williams, M.D.
NPI 1245341585 · Gastroenterology Physician · Hershey, PA
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Emmanuelle Williams, M.D. is a Gastroenterology Physician provider in Hershey, PA (NPI 1245341585).
Provider details
- NPI number
- 1245341585
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- MD440258 (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
19 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
57 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 20 | $92 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 19 | $125 |
| Removal of Polyps Or Growths of Large Bowel Using an Endoscope With Mechanical Snare45385 | 18 | $239 |
Typical Medicare-allowed amounts for these services range $92–$239 (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 · 15 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Diphenoxylate Hcl/Atropinebrand: Diphenoxylate-Atropine | 55 | 12 |
| Dicyclomine Hcl | 36 | — |
| Pantoprazole Sodium | 30 | — |
| Omeprazole | 27 | — |
| Mesalamine | 22 | — |
| Sulfasalazine | 19 | — |
| Ustekinumabbrand: Stelara | 19 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$61,112 across 57 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
- 2006-08-31
- Last updated
- 2011-05-09
Frequently asked questions
- What is Emmanuelle Williams's NPI number?
- Emmanuelle Williams's National Provider Identifier (NPI) is 1245341585, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Emmanuelle Williams's specialty?
- Emmanuelle Williams is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Emmanuelle Williams located?
- Emmanuelle Williams's practice location on file with NPPES is 500 University Dr, Hershey, PA 17033-2360.
- What is Emmanuelle Williams's phone number?
- The practice phone number listed in the NPPES registry for Emmanuelle Williams is (800) 243-1455.
- Does Emmanuelle Williams accept Medicare?
- Emmanuelle Williams is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Emmanuelle Williams's NPI active?
- Yes — Emmanuelle Williams's NPI (1245341585) is active in the NPPES registry as of the last update on 2011-05-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.