Shannon Williams, MD
NPI 1487141958 · Emergency Medicine Physician · Tallahassee, FL
Enrolled with Medicare as Practitioner - Emergency Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Shannon Williams, MD is a Emergency Medicine Physician provider in Tallahassee, FL (NPI 1487141958).
Provider details
- NPI number
- 1487141958
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 45406 (AL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
8 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
648 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 | 271 | $174 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 191 | $8 |
| Emergency Department Visit With Moderate Level of Medical Decision Making99284 | 87 | $121 |
| Critical Care, First 30-74 Minutes99291 | 87 | $208 |
| Emergency Department Visit With Low Level of Medical Decision Making99283 | 12 | $70 |
Typical Medicare-allowed amounts for these services range $8–$208 (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 |
|---|---|---|
| Oxycodone Hcl | 38 | 37 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 18 | 18 |
| Ondansetronbrand: Ondansetron Odt | 18 | 18 |
| Prednisone | 16 | 16 |
| Cephalexin | 14 | 14 |
| Azithromycin | 13 | 13 |
| Nitrofurantoin Monohyd/M-Crystbrand: Nitrofurantoin Mono-Macro | 13 |
Practice location
Mailing address
Additional practice locations (2)
- 1329 Sw 16th St Ste 5270Gainesville, FL 32608-1128Phone: (352) 733-1471
- 1260 Metropolitan BlvdTallahassee, FL 32312-2536Phone: (850) 431-7021
Registry dates
- Enumerated
- 2018-04-19
- Last updated
- 2023-06-22
- Certified
- 2023-06-22
Frequently asked questions
- What is Shannon Williams's NPI number?
- Shannon Williams's National Provider Identifier (NPI) is 1487141958, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Shannon Williams's specialty?
- Shannon Williams is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Shannon Williams located?
- Shannon Williams's practice location on file with NPPES is 1300 Miccosukee Rd, Tallahassee, FL 32308-5054.
- What is Shannon Williams's phone number?
- The practice phone number listed in the NPPES registry for Shannon Williams is (850) 431-7021.
- Does Shannon Williams accept Medicare?
- Shannon Williams is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Shannon Williams's NPI active?
- Yes — Shannon Williams's NPI (1487141958) is active in the NPPES registry as of the last update on 2023-06-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.