Doctor profile · Federal record

Dr. Rehan Syed, MD, MSC

Infectious Disease Physician (CMS: Infectious Disease) · Internal Medicine Physician · San Rafael, CA

  • NPI 1134653165
  • Accepts Medicare
  • 9 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
99 Montecillo RD, Medical Office Building 1, 5Th Floor
San Rafael, CA 94903
(415) 444-2619
Mailing address
97 San Marin Dr Bldg A2Nd
Novato, CA 949451100

Credentials & registration

NPPES · NUCC
NPI registered
April 2017 — 9 yrs on file
Profile last updated
May 5, 2025
Year of graduation
2017 — 9 yrs since
Specialty taxonomy
207RI0200X — NUCC code
State license (1)
California #A159280

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1134653165. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
45
Distinct HCPCS
2
Medicare allowed
$5,660
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 34 17 $123
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 11 11 $134

In context: peer comparison

Among 1 peers in San Rafael Infectious Disease Physician, average services per provider: 22. This provider delivers 2.0× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
166
Patients
0
Total drug cost
$151,730
Drug Type Claims Patients Total cost
Biktarvy (Bictegrav/Emtricit/Tenofov Ala) Brand 33 0 $143,218
Lisinopril-Hydrochlorothiazide (Lisinopril/Hydrochlorothiazide) Brand 24 0 $99
Atorvastatin Calcium Generic 22 0 $173
Tamsulosin Hcl Generic 16 0 $279
Ropinirole Hcl Generic 14 0 $52
Gabapentin Generic 12 0 $324
Tramadol Hcl Generic 12 0 $15
Fenofibrate (Fenofibrate Nanocrystallized) Brand 11 0 $360
Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) Brand 11 0 $706
Oxycontin (Oxycodone Hcl) Brand 11 0 $6,504

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Rehan Syed's medical specialty?
Dr. Rehan Syed practices Infectious Disease Physician in San Rafael, CA.
Where does Dr. Rehan Syed practice?
Dr. Rehan Syed practices at 99 Montecillo RD, San Rafael, CA 94903. Office phone: 4154442619.
What is Dr. Rehan Syed's NPI?
Dr. Rehan Syed's National Provider Identifier (NPI) is 1134653165, issued by NPPES.
Does Dr. Rehan Syed accept Medicare assignment?
Yes. Dr. Rehan Syed accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Rehan Syed commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222). Source: CMS Medicare Physician & Other Practitioners file.