James Williams, MD
NPI 1518491307 · Emergency Medicine Physician · Farmington, ME
Enrolled with Medicare as Practitioner - Emergency Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
James Williams, MD is a Emergency Medicine Physician provider in Farmington, ME (NPI 1518491307).
Provider details
- NPI number
- 1518491307
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A157561 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
9 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
521 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 Moderate Level of Medical Decision Making99284 | 208 | $119 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 172 | $8 |
| Emergency Department Visit With High Level of Medical Decision Making99285 | 83 | $173 |
| Emergency Department Visit With Low Level of Medical Decision Making99283 | 44 | $69 |
| Critical Care, First 30-74 Minutes99291 | 14 | $213 |
Typical Medicare-allowed amounts for these services range $8–$213 (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.
Practice location
Mailing address
Additional practice locations (1)
- 133 Route 3Dededo, GU 96929-6911Phone: (671) 645-5546
Registry dates
- Enumerated
- 2017-04-18
- Last updated
- 2025-04-15
- Certified
- 2025-04-15
Frequently asked questions
- What is James Williams's NPI number?
- James Williams's National Provider Identifier (NPI) is 1518491307, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is James Williams's specialty?
- James Williams is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is James Williams located?
- James Williams's practice location on file with NPPES is 111 Franklin Health Cmns, Farmington, ME 04938-6144.
- What is James Williams's phone number?
- The practice phone number listed in the NPPES registry for James Williams is (207) 778-6031.
- Does James Williams accept Medicare?
- James Williams is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is James Williams's NPI active?
- Yes — James Williams's NPI (1518491307) is active in the NPPES registry as of the last update on 2025-04-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.