Robert Douglas, MD
NPI 1366532236 · Family Medicine Physician · Littleton, CO
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Robert Douglas, MD is a Family Medicine Physician provider in Littleton, CO (NPI 1366532236).
Provider details
- NPI number
- 1366532236
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- CDRH.0047524 (CO)
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
1 documented practice location
- 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 · 57 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Losartan Potassium | 71 | 34 |
| Atorvastatin Calcium | 69 | 36 |
| Levothyroxine Sodium | 61 | 34 |
| Amlodipine Besylate | 57 | 33 |
| Lisinopril | 51 | 29 |
| Omeprazole | 44 | 18 |
| Hydrochlorothiazide | 42 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$165 across 10 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
Registry dates
- Enumerated
- 2006-10-13
- Last updated
- 2026-04-17
- Certified
- 2026-04-17
Frequently asked questions
- What is Robert Douglas's NPI number?
- Robert Douglas's National Provider Identifier (NPI) is 1366532236, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Robert Douglas's specialty?
- Robert Douglas is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Robert Douglas located?
- Robert Douglas's practice location on file with NPPES is 8199 Southpark Ln Ste 100, Littleton, CO 80120-5665.
- What is Robert Douglas's phone number?
- The practice phone number listed in the NPPES registry for Robert Douglas is (303) 730-3332.
- Does Robert Douglas accept Medicare?
- Robert Douglas is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Robert Douglas's NPI active?
- Yes — Robert Douglas's NPI (1366532236) is active in the NPPES registry as of the last update on 2026-04-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.