Claud Bays, M.D.
NPI 1376590943 · Geriatric Medicine (Internal Medicine) Physician · Alamosa, CO
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Claud Bays, M.D. is a Geriatric Medicine (Internal Medicine) Physician provider in Alamosa, CO (NPI 1376590943).
Provider details
- NPI number
- 1376590943
- Entity type
- Individual
- Primary specialty
- Geriatric Medicine (Internal Medicine) PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 18746 (CO)
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
20 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
45 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 45 | $127 |
Typical Medicare-allowed amounts for these services range $127–$127 (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 · 44 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 140 | 54 |
| Atorvastatin Calcium | 129 | 64 |
| Losartan Potassium | 91 | 35 |
| Amlodipine Besylate | 87 | 31 |
| Omeprazole | 79 | 28 |
| Lisinopril | 74 | 34 |
| Tamsulosin Hcl |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-05-28
- Last updated
- 2012-05-02
Frequently asked questions
- What is Claud Bays's NPI number?
- Claud Bays's National Provider Identifier (NPI) is 1376590943, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Claud Bays's specialty?
- Claud Bays is listed in the NPPES registry with a primary specialty of Geriatric Medicine (Internal Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is Claud Bays located?
- Claud Bays's practice location on file with NPPES is 106 Blanca Ave, Alamosa, CO 81101-2340.
- What is Claud Bays's phone number?
- The practice phone number listed in the NPPES registry for Claud Bays is (719) 589-8003.
- Does Claud Bays accept Medicare?
- Claud Bays is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Claud Bays's NPI active?
- Yes — Claud Bays's NPI (1376590943) is active in the NPPES registry as of the last update on 2012-05-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.