Doctor profile · Federal record
Dr. Kalpana Natrajan, M.D.
Infectious Disease Physician (CMS: Infectious Disease) · San Diego, CA
- NPI 1770686834
- Accepts Medicare
- 28 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
555 Washington St
San Diego, CA 921032289
(619) 260-8300
fax (619) 260-1268 - Mailing address
-
325 W Washington St Ste 2329
San Diego, CA 921031946
Credentials & registration
- NPI registered
- September 2006 — 20 yrs on file
- Profile last updated
- December 3, 2018
- Year of graduation
- 1998 — 28 yrs since
- Specialty taxonomy
- 207RI0200X — NUCC code
- State license (1)
- California #A90413
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1770686834. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
2,798
Distinct HCPCS
3
Medicare allowed
$286,423
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 1,558 | 101 | $82 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 1,126 | 109 | $123 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 114 | 107 | $179 |
In context: peer comparison
Among 12 peers in San Diego Infectious Disease Physician, average services per provider: 227. This provider delivers 12× the peer median.Open Payments
Industry payments received
All-time total
$25
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Shionogi INC | 1 | $24.93 |
By nature of payment
Hospital affiliations
Frequently asked questions
What is Dr. Kalpana Natrajan's medical specialty?
Dr. Kalpana Natrajan practices Infectious Disease Physician in San Diego, CA.
Where does Dr. Kalpana Natrajan practice?
Dr. Kalpana Natrajan practices at 555 Washington St, San Diego, CA 921032289. Office phone: 6192608300.
What is Dr. Kalpana Natrajan's NPI?
Dr. Kalpana Natrajan's National Provider Identifier (NPI) is 1770686834, issued by NPPES.
Does Dr. Kalpana Natrajan accept Medicare assignment?
Yes. Dr. Kalpana Natrajan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Kalpana Natrajan commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.