Robert Fan, M.D.
NPI 1275604480 · Specialist · Los Angeles, CA
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Robert Fan, M.D. is a Specialist provider in Los Angeles, CA (NPI 1275604480).
Provider details
- NPI number
- 1275604480
- Entity type
- Individual
- Primary specialty
- SpecialistOther Service Providers
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Other Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
83% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
321 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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 | 143 | $138 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 67 | $179 |
| Moderate Sedation Services Provided By the Same Physician Or Other Qualified Health Care Professional Performing a Gastrointestinal Endoscopic Service That Sedation Supports, Requiring the Presence of an Independent Trained Observer to Assist in the MonitoG0500 | 51 | $6 |
| Biopsy of Large Bowel Using a Flexible Endoscope45380 | 27 | $135 |
| Biopsy of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope43239 | 22 | $126 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 16 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Peg3350/Sod Sulf,bicarb,cl/Kclbrand: Gavilyte-C | 202 | 188 |
| Omeprazole | 126 | 44 |
| Peg3350/Sod Sulf,bicarb,cl/Kclbrand: Gavilyte-G | 68 | 67 |
| Famotidine | 66 | 27 |
| Pantoprazole Sodium | 65 | 34 |
| Sucralfate | 21 | — |
| Peg3350/Sod Sulf,bicarb,cl/Kclbrand: Peg-3350 and Electrolytes | 20 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$8,283 across 103 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
- 2006-11-10
- Last updated
- 2012-09-17
Frequently asked questions
- What is Robert Fan's NPI number?
- Robert Fan's National Provider Identifier (NPI) is 1275604480, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Robert Fan's specialty?
- Robert Fan is listed in the NPPES registry with a primary specialty of Specialist (Other Service Providers).
- Where is Robert Fan located?
- Robert Fan's practice location on file with NPPES is 8110 Airport Blvd, Los Angeles, CA 90045-3119.
- What is Robert Fan's phone number?
- The practice phone number listed in the NPPES registry for Robert Fan is (310) 674-0144.
- Does Robert Fan accept Medicare?
- Robert Fan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Robert Fan's NPI active?
- Yes — Robert Fan's NPI (1275604480) is active in the NPPES registry as of the last update on 2012-09-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.