Clayton Barbour, M.D.
NPI 1326137589 · Internal Medicine Physician · Cathedral City, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Clayton Barbour, M.D. is a Internal Medicine Physician provider in Cathedral City, CA (NPI 1326137589).
Provider details
- NPI number
- 1326137589
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- G73985 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
19 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
2 documented practice locations
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 206 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 499 | 58 |
| Rosuvastatin Calcium | 427 | 51 |
| Dolutegravir Sodiumbrand: Tivicay | 426 | 48 |
| Tamsulosin Hcl | 343 | 42 |
| Testosterone | 304 | 40 |
| Montelukast Sodium | 299 | 27 |
| Emtricitabine/Tenofov Alafenam |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,596 across 14 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 (1)
- 12520 Palm DrDesert Hot Springs, CA 92240-4559Phone: (760) 676-5800Fax: (858) 634-6960
Registry dates
- Enumerated
- 2006-10-12
- Last updated
- 2021-04-14
- Certified
- 2021-04-14
Frequently asked questions
- What is Clayton Barbour's NPI number?
- Clayton Barbour's National Provider Identifier (NPI) is 1326137589, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Clayton Barbour's specialty?
- Clayton Barbour is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Clayton Barbour located?
- Clayton Barbour's practice location on file with NPPES is 68555 Ramon Rd, Cathedral City, CA 92234-9223.
- What is Clayton Barbour's phone number?
- The practice phone number listed in the NPPES registry for Clayton Barbour is (760) 507-3310.
- Does Clayton Barbour accept Medicare?
- Clayton Barbour is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Clayton Barbour's NPI active?
- Yes — Clayton Barbour's NPI (1326137589) is active in the NPPES registry as of the last update on 2021-04-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.