Doctor profile · Federal record
Dr. Siba Raychaudhuri, M.D.
Rheumatology Physician (CMS: Rheumatology) · Palo Alto, CA
- NPI 1821033275
- Accepts Medicare
- 43 yrs in practice
- Male
- No sanctions
Practice & contact
- Primary practice
-
510 Ashton Ave
Palo Alto, CA 943063607
(650) 424-9147
Credentials & registration
- NPI registered
- June 2006 — 20 yrs on file
- Profile last updated
- July 8, 2007
- Year of graduation
- 1983 — 43 yrs since
- Specialty taxonomy
- 207RR0500X — NUCC code
- State license (1)
- California #A52869
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1821033275. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
19
Distinct HCPCS
1
Medicare allowed
$1,927
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 19 | 17 | $101 |
In context: peer comparison
Among 6 peers in this city , average services per provider: 62. This provider delivers 0.3× the peer median.Open Payments
Industry payments received
All-time total
$1,548
Transactions
6
Manufacturers
3
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Eli Lilly and Company | 1 | $1,350.00 | |
| UCB, Inc. | 4 | $189.48 | |
| Lilly USA, LLC | 1 | $8.08 |
By nature of payment
Hospital affiliations
Frequently asked questions
What is Dr. Siba Raychaudhuri's medical specialty?
Dr. Siba Raychaudhuri practices Rheumatology Physician in Palo Alto, CA.
Where does Dr. Siba Raychaudhuri practice?
Dr. Siba Raychaudhuri practices at 510 Ashton Ave, Palo Alto, CA 943063607. Office phone: 6504249147.
What is Dr. Siba Raychaudhuri's NPI?
Dr. Siba Raychaudhuri's National Provider Identifier (NPI) is 1821033275, issued by NPPES.
Does Dr. Siba Raychaudhuri accept Medicare assignment?
Yes. Dr. Siba Raychaudhuri accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Siba Raychaudhuri commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.