Doctor profile · Federal record
Dr. Aparna Sundaram, MD
Critical Care Medicine (Internal Medicine) Physician (CMS: Pulmonary Disease) · Internal Medicine Physician · Pulmonary Disease Physician · San Francisco, CA
- NPI 1871756288
- Accepts Medicare
- 20 yrs in practice
- Licensed in 2 states
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1550 4Th Street, Rm 545, Box 2922
San Francisco, CA 94143
(415) 514-4275
Credentials & registration
- NPI registered
- July 2008 — 18 yrs on file
- Profile last updated
- January 11, 2017
- Year of graduation
- 2006 — 20 yrs since
- Specialty taxonomy
- 207RC0200X — NUCC code
- State licenses (2)
- California #A108543 · Illinois #AN524039453704
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1871756288. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
100
Distinct HCPCS
2
Medicare allowed
$21,465
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99291 |
Critical care, first 30-74 minutes | 85 | 32 | $237 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 15 | 12 | $90 |
In context: peer comparison
Among 7 peers in this city , average services per provider: 85. This provider delivers 1.2× the peer median.Hospital affiliations
Frequently asked questions
What is Dr. Aparna Sundaram's medical specialty?
Dr. Aparna Sundaram practices Critical Care Medicine (Internal Medicine) Physician in San Francisco, CA.
Where does Dr. Aparna Sundaram practice?
Dr. Aparna Sundaram practices at 1550 4Th Street, San Francisco, CA 94143. Office phone: 4155144275.
What is Dr. Aparna Sundaram's NPI?
Dr. Aparna Sundaram's National Provider Identifier (NPI) is 1871756288, issued by NPPES.
Does Dr. Aparna Sundaram accept Medicare assignment?
Yes. Dr. Aparna Sundaram accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Aparna Sundaram commonly perform?
Top Medicare-reported procedures in 2023: Critical care (HCPCS 99291); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.