Doctor profile · Federal record
Dr. Melissa Ennen, M.D.
Anesthesiology Physician · Walnut Creek, CA
- NPI 1316134885
- MIPS 58.0 / 100 · 2023
- 19 yrs on file
- Female
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
2637 Shadelands Dr
Walnut Creek, CA 945982512
(925) 932-6330
fax (925) 932-0139 - Additional location
-
365 Lennon Ln Ste 250
Walnut Creek, CA 945985915 - Mailing address
-
210 N Tustin Ave
Santa Ana, CA 927053807
Credentials & registration
- NPI registered
- September 2007 — 19 yrs on file
- Profile last updated
- June 21, 2018
- Specialty taxonomy
- 207L00000X — NUCC code
- State license (1)
- California #A95735
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1316134885. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
111
Distinct HCPCS
5
Medicare allowed
$16,509
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
01810 |
Anesthesia for procedure on nerves, muscles, tendons, and tissue of forearm, wrist, and hand | 30 | 30 | $145 | |
00731 |
Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope | 26 | 25 | $144 | |
00812 |
Anesthesia for exam of colon using an endoscope | 24 | 24 | $145 | |
64415 |
Injection of anesthetic agent and/or steroid into arm nerve bundle (brachial plexus) | 20 | 20 | $76 | |
01630 |
Anesthesia for other procedure on top of arm bone and shoulder joint | 11 | 11 | $311 |
In context: peer comparison
Among 28 peers in this city , average services per provider: 70. This provider delivers 1.6× the peer median.Frequently asked questions
What is Dr. Melissa Ennen's medical specialty?
Dr. Melissa Ennen practices Anesthesiology Physician in Walnut Creek, CA.
Where does Dr. Melissa Ennen practice?
Dr. Melissa Ennen practices at 2637 Shadelands Dr, Walnut Creek, CA 945982512. Office phone: 9259326330.
What is Dr. Melissa Ennen's NPI?
Dr. Melissa Ennen's National Provider Identifier (NPI) is 1316134885, issued by NPPES.
What procedures does Dr. Melissa Ennen commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for procedure on nerves, muscles, tendons, and tissue of forearm, wrist, and hand (HCPCS 01810); Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope (HCPCS 00731); Anesthesia for exam of colon using an endoscope (HCPCS 00812). Source: CMS Medicare Physician & Other Practitioners file.