Doctor profile · Federal record
Dr. Andrew Merriman, M.D.
Emergency Medicine Physician (CMS: Emergency Medicine) · Santa Rosa, CA
- NPI 1467846444
- Accepts Medicare
- 11 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 3 locations .
- Primary practice
-
1165 Montgomery Dr
Santa Rosa, CA 954054801
(707) 525-5300 - Additional location
-
1005 van Ness Ave
San Francisco, CA 941096913
(415) 233-9901
fax (833) 464-0177 - Additional location
-
505 Parnassus Ave
San Francisco, CA 941432204
(415) 353-1529 - Mailing address
-
1005 van Ness Ave
San Francisco, CA 941096913
Credentials & registration
- NPI registered
- March 2015 — 11 yrs on file
- Profile last updated
- July 5, 2025
- Year of graduation
- 2015 — 11 yrs since
- Specialty taxonomy
- 207P00000X — NUCC code
- State license (1)
- California #A147107
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1467846444. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
647
Distinct HCPCS
5
Medicare allowed
$93,179
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99285 |
Emergency department visit with high level of medical decision making | 279 | 275 | $181 | |
93010 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | 121 | 119 | $8 | |
99291 |
Critical care, first 30-74 minutes | 118 | 118 | $222 | |
99284 |
Emergency department visit with moderate level of medical decision making | 114 | 114 | $126 | |
99283 |
Emergency department visit with low level of medical decision making | 15 | 15 | $75 |
In context: peer comparison
Among 15 peers in Santa Rosa Emergency Medicine Physician, average services per provider: 78. This provider delivers 8.3× the peer median.Open Payments
Industry payments received
All-time total
$182
Transactions
2
Manufacturers
2
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| ViiV Healthcare Company | 1 | $122.39 | |
| Cleerly, INC. | 1 | $59.65 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
65
Patients
65
Total drug cost
$622
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Oxycodone Hcl | Generic | 22 | 22 | $55 |
| Doxycycline Hyclate | Generic | 17 | 17 | $258 |
| Sulfamethoxazole-Trimethoprim (Sulfamethoxazole/Trimethoprim) | Brand | 15 | 15 | $123 |
| Ondansetron Odt (Ondansetron) | Brand | 11 | 11 | $186 |
Frequently asked questions
What is Dr. Andrew Merriman's medical specialty?
Dr. Andrew Merriman practices Emergency Medicine Physician in Santa Rosa, CA.
Where does Dr. Andrew Merriman practice?
Dr. Andrew Merriman practices at 1165 Montgomery Dr, Santa Rosa, CA 954054801. Office phone: 7075255300.
What is Dr. Andrew Merriman's NPI?
Dr. Andrew Merriman's National Provider Identifier (NPI) is 1467846444, issued by NPPES.
Does Dr. Andrew Merriman accept Medicare assignment?
Yes. Dr. Andrew Merriman accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Andrew Merriman commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010); Critical care (HCPCS 99291). Source: CMS Medicare Physician & Other Practitioners file.