William Spence, MD
NPI 1255351458 · Family Medicine Physician · St Maries, ID
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Spence, MD is a Family Medicine Physician provider in St Maries, ID (NPI 1255351458).
Provider details
- NPI number
- 1255351458
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- M-11622 (ID)
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 tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
535 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) |
|---|---|---|
| Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309 | 317 | $99 |
| Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309 | 131 | $99 |
| Initial Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 35 Minutes99305 | 29 | $123 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 18 | $72 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 16 | $120 |
| Hospital Discharge Day Management, 30 Minutes Or Less |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 131 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Lisinopril | 367 | 102 |
| Atorvastatin Calcium | 332 | 101 |
| Amlodipine Besylate | 330 | 88 |
| Levothyroxine Sodium | 307 | 77 |
| Omeprazole | 294 | 70 |
| Metformin Hcl | 271 | 85 |
| Hydrocodone/Acetaminophen |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$34 across 2 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
Additional practice locations (2)
- 229 S 7th StSt Maries, ID 83861-1803Phone: (208) 245-5551Fax: (208) 245-5246
- 229 S 7th St Ste 101St Maries, ID 83861-1803Phone: (208) 245-7079Fax: (208) 245-5246
Registry dates
- Enumerated
- 2006-07-20
- Last updated
- 2024-11-11
- Certified
- 2024-11-11
Frequently asked questions
- What is William Spence's NPI number?
- William Spence's National Provider Identifier (NPI) is 1255351458, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Spence's specialty?
- William Spence is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is William Spence located?
- William Spence's practice location on file with NPPES is 229 S 7th St Ste 300, St Maries, ID 83861-1803.
- What is William Spence's phone number?
- The practice phone number listed in the NPPES registry for William Spence is (208) 245-2591.
- Does William Spence accept Medicare?
- William Spence is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Spence's NPI active?
- Yes — William Spence's NPI (1255351458) is active in the NPPES registry as of the last update on 2024-11-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.