James Spencer
NPI 1194998021 · Hospitalist Physician · Liberty, MO
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
James Spencer is a Hospitalist Physician provider in Liberty, MO (NPI 1194998021).
Provider details
- NPI number
- 1194998021
- Entity type
- Individual
- Primary specialty
- Hospitalist PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- No
- License
- 2010021700 (MO)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
18 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
987 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 405 | $75 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 175 | $165 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 160 | $109 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 118 | $111 |
| Hospital Discharge Day Management, 30 Minutes Or Less99238 | 52 | $72 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 46 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 17 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 31 | 18 |
| Prednisone | 28 | 28 |
| Empagliflozinbrand: Jardiance | 26 | 16 |
| Pantoprazole Sodium | 26 | 14 |
| Carvedilol | 25 | 14 |
| Apixabanbrand: Eliquis | 21 | 13 |
| Metoprolol Tartrate |
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-04-11
- Last updated
- 2020-06-04
- Certified
- 2020-06-04
Frequently asked questions
- What is James Spencer's NPI number?
- James Spencer's National Provider Identifier (NPI) is 1194998021, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is James Spencer's specialty?
- James Spencer is listed in the NPPES registry with a primary specialty of Hospitalist Physician (Allopathic & Osteopathic Physicians).
- Where is James Spencer located?
- James Spencer's practice location on file with NPPES is 2525 Glenn Hendren Dr, Liberty, MO 64068-9625.
- What is James Spencer's phone number?
- The practice phone number listed in the NPPES registry for James Spencer is (816) 781-7200.
- Does James Spencer accept Medicare?
- James Spencer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is James Spencer's NPI active?
- Yes — James Spencer's NPI (1194998021) is active in the NPPES registry as of the last update on 2020-06-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.