Doctor profile · Federal record
Dr. Melissa Frederick, M.D.
Internal Medicine Physician (CMS: Internal Medicine) · Internal Medicine Physician · Millbrae, CA
- NPI 1033238076
- Accepts Medicare
- MIPS 92.6 / 100 · 2023
- 22 yrs in practice
- Licensed in 2 states
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
423 Broadway, Suite 604
Millbrae, CA 940301905
(650) 732-9721 - Mailing address
-
423 Broadway Ste 604
Millbrae, CA 940301905
Credentials & registration
- NPI registered
- March 2007 — 19 yrs on file
- Profile last updated
- February 21, 2015
- Year of graduation
- 2004 — 22 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State licenses (2)
- California #A116626 · Michigan #4301084237
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1033238076. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
2,317
Distinct HCPCS
7
Medicare allowed
$284,555
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99309 |
Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes | 996 | 237 | $126 | |
99308 |
Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes | 827 | 164 | $88 | |
99306 |
Initial nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes | 293 | 230 | $212 | |
99497 |
Advance care planning, first 30 minutes | 111 | 95 | $87 | |
99305 |
Initial nursing facility care with moderate level of medical decision making, per day, if using time, at least 35 minutes | 45 | 37 | $156 | |
99316 |
Nursing facility discharge management, more than 30 minutes | 27 | 27 | $153 | |
99310 |
Subsequent nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes | 18 | 15 | $180 |
In context: peer comparison
Among 2 peers in Millbrae Internal Medicine Physician, average services per provider: 137. This provider delivers 17× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
4,513
Patients
520
Total drug cost
$134,127
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 626 | 78 | $8,368 |
| Levothyroxine Sodium | Generic | 476 | 43 | $5,331 |
| Furosemide | Generic | 410 | 40 | $2,806 |
| Gabapentin | Generic | 353 | 43 | $5,792 |
| Amlodipine Besylate | Generic | 341 | 43 | $3,002 |
| Metformin Hcl | Generic | 308 | 33 | $2,221 |
| Metoprolol Tartrate | Generic | 295 | 36 | $2,474 |
| Eliquis (Apixaban) | Brand | 274 | 29 | $77,254 |
| Pantoprazole Sodium | Generic | 247 | 40 | $4,179 |
| Risperidone | Generic | 227 | 16 | $3,513 |
Frequently asked questions
What is Dr. Melissa Frederick's medical specialty?
Dr. Melissa Frederick practices Internal Medicine Physician in Millbrae, CA.
Where does Dr. Melissa Frederick practice?
Dr. Melissa Frederick practices at 423 Broadway, Millbrae, CA 940301905. Office phone: 6507329721.
What is Dr. Melissa Frederick's NPI?
Dr. Melissa Frederick's National Provider Identifier (NPI) is 1033238076, issued by NPPES.
Does Dr. Melissa Frederick accept Medicare assignment?
Yes. Dr. Melissa Frederick accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Melissa Frederick commonly perform?
Top Medicare-reported procedures in 2023: Subsequent nursing facility care with moderate level of medical decision making (HCPCS 99309); Subsequent nursing facility care with straightforward level of medical decision making (HCPCS 99308); Initial nursing facility care with high level of medical decision making (HCPCS 99306). Source: CMS Medicare Physician & Other Practitioners file.