Doctor profile · Federal record
Dr. Megha Ambati
Internal Medicine Physician (CMS: Internal Medicine) · Walnut Creek, CA
- NPI 1083849111
- Accepts Medicare
- MIPS 85.7 / 100 · 2023
- 17 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
1220 Rossmoor Pkwy
Walnut Creek, CA 94595
(925) 947-3312 - Additional location
-
2700 Grant St Ste 200
Concord, CA 94520
(925) 674-2609 - Mailing address
-
1450 Treat Blvd # 300
Walnut Creek, CA 945972168
Credentials & registration
- NPI registered
- May 2009 — 17 yrs on file
- Profile last updated
- April 18, 2019
- Year of graduation
- 2009 — 17 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- California #A125755
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1083849111. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
378
Distinct HCPCS
6
Medicare allowed
$40,952
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 208 | 85 | $89 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 71 | 40 | $135 | |
99239 |
Hospital discharge day management, more than 30 minutes | 44 | 44 | $132 | |
99231 |
Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 22 | 14 | $53 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 20 | 19 | $197 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 13 | 13 | $147 |
In context: peer comparison
Among 44 peers in Walnut Creek Internal Medicine Physician, average services per provider: 260. This provider delivers 1.5× the peer median.Open Payments
Industry payments received
All-time total
$52
Transactions
2
Manufacturers
2
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Ferring Pharmaceuticals INC. | 1 | $31.17 | |
| Merck Sharp & Dohme LLC | 1 | $21.31 |
By nature of payment
Hospital affiliations
Frequently asked questions
What is Dr. Megha Ambati's medical specialty?
Dr. Megha Ambati practices Internal Medicine Physician in Walnut Creek, CA.
Where does Dr. Megha Ambati practice?
Dr. Megha Ambati practices at 1220 Rossmoor Pkwy, Walnut Creek, CA 94595. Office phone: 9259473312.
What is Dr. Megha Ambati's NPI?
Dr. Megha Ambati's National Provider Identifier (NPI) is 1083849111, issued by NPPES.
Does Dr. Megha Ambati accept Medicare assignment?
Yes. Dr. Megha Ambati accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Megha Ambati 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); Hospital discharge day management (HCPCS 99239). Source: CMS Medicare Physician & Other Practitioners file.