Doctor profile · Federal record
Dr. Seema Sangwan, M.D.
Internal Medicine Physician (CMS: Internal Medicine) · Sunnyvale, CA
- NPI 1952370900
- Accepts Medicare
- 29 yrs in practice
- Female
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
877 W Fremont Ave, Suite N1
Sunnyvale, CA 940872315
(408) 900-8077
fax (844) 965-9436 - Mailing address
-
11126 Linda Vista Dr
Cupertino, CA 950144770
Credentials & registration
- NPI registered
- March 2006 — 20 yrs on file
- Profile last updated
- February 24, 2016
- Year of graduation
- 1997 — 29 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- California #A78098
- Medicaid
- CA #00A780980
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1952370900. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
382
Distinct HCPCS
9
Medicare allowed
$42,880
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 114 | 56 | $105 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 94 | 46 | $150 | |
99442 |
Telephone medical discussion with physician, 11-20 minutes | 57 | 32 | $97 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 37 | 37 | $154 | |
99441 |
Telephone medical discussion with physician, 5-10 minutes | 25 | 20 | $38 | |
99212 |
Established patient office or other outpatient visit, 10-19 minutes | 16 | 14 | $69 | |
99443 |
Telephone medical discussion with physician, 21-30 minutes | 14 | 11 | $151 | |
G0008 |
Administration of influenza virus vaccine | 13 | 13 | $36 | |
90662 |
Influenza vaccine split virus, preservative free | 12 | 12 | $72 |
In context: peer comparison
Among 14 peers in Sunnyvale Internal Medicine Physician, average services per provider: 58. This provider delivers 6.6× the peer median.Open Payments
Industry payments received
All-time total
$164
Transactions
8
Manufacturers
7
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Pfizer INC. | 2 | $35.59 | |
| Amgen INC. | 1 | $25.36 | |
| GlaxoSmithKline, LLC. | 1 | $22.87 | |
| Bausch Health US, LLC | 1 | $22.80 | |
| Novo Nordisk INC | 1 | $22.25 | |
| Edwards Lifesciences Corporation | 1 | $17.92 | |
| Lilly USA, LLC | 1 | $17.20 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
469
Patients
73
Total drug cost
$10,276
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 69 | 22 | $1,115 |
| Losartan Potassium | Generic | 52 | 15 | $1,078 |
| Amlodipine Besylate | Generic | 47 | 12 | $391 |
| Metformin Hcl ER (Metformin Hcl) | Brand | 33 | 0 | $735 |
| Sertraline Hcl | Generic | 33 | 0 | $492 |
| Trazodone Hcl | Generic | 33 | 0 | $464 |
| Rosuvastatin Calcium | Generic | 31 | 11 | $1,338 |
| Levothyroxine Sodium | Generic | 30 | 13 | $726 |
| Gabapentin | Generic | 26 | 0 | $334 |
| Omeprazole | Generic | 23 | 0 | $236 |
Hospital affiliations
Frequently asked questions
What is Dr. Seema Sangwan's medical specialty?
Dr. Seema Sangwan practices Internal Medicine Physician in Sunnyvale, CA.
Where does Dr. Seema Sangwan practice?
Dr. Seema Sangwan practices at 877 W Fremont Ave, Sunnyvale, CA 940872315. Office phone: 4089008077.
What is Dr. Seema Sangwan's NPI?
Dr. Seema Sangwan's National Provider Identifier (NPI) is 1952370900, issued by NPPES.
Does Dr. Seema Sangwan accept Medicare assignment?
Yes. Dr. Seema Sangwan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Seema Sangwan commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214); Telephone medical discussion with physician (HCPCS 99442). Source: CMS Medicare Physician & Other Practitioners file.