Robert Duncan, D.O.
NPI 1518124726 · Hospitalist Physician · Carmichael, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Robert Duncan, D.O. is a Hospitalist Physician provider in Carmichael, CA (NPI 1518124726).
Provider details
- NPI number
- 1518124726
- Entity type
- Individual
- Primary specialty
- Hospitalist PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 20A10205 (CA)
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 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
1,489 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) |
|---|---|---|
| Emergency Department Visit With High Level of Medical Decision Making99285 | 468 | $179 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 453 | $8 |
| Emergency Department Visit With Moderate Level of Medical Decision Making99284 | 369 | $124 |
| Critical Care, First 30-74 Minutes99291 | 161 | $220 |
| Emergency Department Visit With Low Level of Medical Decision Making99283 | 26 | $73 |
| Emergent Insertion of Breathing Tube Into Windpipe Using an Endoscope31500 | 12 | $142 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 11 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Cephalexin | 75 | 71 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 54 | 50 |
| Azithromycin | 31 | 29 |
| Ondansetronbrand: Ondansetron Odt | 28 | 28 |
| Doxycycline Hyclate | 23 | 21 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 21 | 21 |
| Ibuprofen | 18 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-05-16
- Last updated
- 2023-09-27
- Certified
- 2023-09-27
Frequently asked questions
- What is Robert Duncan's NPI number?
- Robert Duncan's National Provider Identifier (NPI) is 1518124726, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Robert Duncan's specialty?
- Robert Duncan is listed in the NPPES registry with a primary specialty of Hospitalist Physician (Allopathic & Osteopathic Physicians).
- Where is Robert Duncan located?
- Robert Duncan's practice location on file with NPPES is 6501 Coyle Ave, Carmichael, CA 95608-0306.
- What is Robert Duncan's phone number?
- The practice phone number listed in the NPPES registry for Robert Duncan is (916) 537-5079.
- Does Robert Duncan accept Medicare?
- Robert Duncan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Robert Duncan's NPI active?
- Yes — Robert Duncan's NPI (1518124726) is active in the NPPES registry as of the last update on 2023-09-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.