Doctor profile · Federal record
Dr. Melanie Hayden Gephart, MD
Neurological Surgery Physician (CMS: Neurosurgery) · Stanford, CA
- NPI 1518125210
- Accepts Medicare
- MIPS 75.5 / 100 · 2023
- 19 yrs in practice
- Female
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
300 Pasteur Dr
Stanford, CA 943052200
(650) 723-5575
Credentials & registration
- NPI registered
- May 2008 — 18 yrs on file
- Profile last updated
- April 26, 2024
- Year of graduation
- 2007 — 19 yrs since
- Specialty taxonomy
- 207T00000X — NUCC code
- State license (1)
- California #A105004
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1518125210. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
535
Distinct HCPCS
9
Medicare allowed
$151,949
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 273 | 157 | $113 | |
61797 |
Computer-assisted radiosurgery of simple growth of brain, each additional growth | 65 | 22 | $229 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 64 | 64 | $153 | |
61796 |
Computer-assisted radiosurgery of simple growth of brain, first growth | 33 | 29 | $1,123 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 27 | 23 | $166 | |
61781 |
Computer-assisted procedure inside brain | 21 | 19 | $247 | |
69990 |
Use of operating microscope | 21 | 19 | $228 | |
61510 |
Removal of skull bone for removal of growth of upper brain | 19 | 16 | $2,327 | |
99231 |
Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 12 | 11 | $56 |
In context: peer comparison
Among 10 peers in Stanford Neurological Surgery Physician, average services per provider: 44. This provider delivers 12× the peer median.Hospital affiliations
Frequently asked questions
What is Dr. Melanie Hayden Gephart's medical specialty?
Dr. Melanie Hayden Gephart practices Neurological Surgery Physician in Stanford, CA.
Where does Dr. Melanie Hayden Gephart practice?
Dr. Melanie Hayden Gephart practices at 300 Pasteur Dr, Stanford, CA 943052200. Office phone: 6507235575.
What is Dr. Melanie Hayden Gephart's NPI?
Dr. Melanie Hayden Gephart's National Provider Identifier (NPI) is 1518125210, issued by NPPES.
Does Dr. Melanie Hayden Gephart accept Medicare assignment?
Yes. Dr. Melanie Hayden Gephart accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Melanie Hayden Gephart commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Computer-assisted radiosurgery of simple growth of brain, each additional growth (HCPCS 61797); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.