Doctor profile · Federal record
Dr. Regina Maria Santiago, MD
Psychiatry Physician (CMS: Psychiatry) · Olympia, WA
- NPI 1548793649
- Accepts Medicare
- 14 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
413 Lilly RD Ne
Olympia, WA 985065133
(360) 493-7060
fax (360) 493-7562 - Additional location
-
4800 College St Se
Lacey, WA 985034389 - Mailing address
-
Po Box 3360
Portland, OR 972083360
Credentials & registration
- NPI registered
- April 2017 — 9 yrs on file
- Profile last updated
- January 16, 2025
- Year of graduation
- 2012 — 14 yrs since
- Specialty taxonomy
- 2084P0800X — NUCC code
- State license (1)
- Washington #MD61156264
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1548793649. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
312
Distinct HCPCS
2
Medicare allowed
$24,170
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 297 | 37 | $76 | |
99239 |
Hospital discharge day management, more than 30 minutes | 15 | 14 | $113 |
In context: peer comparison
Among 4 peers in this city , average services per provider: 118. This provider delivers 2.6× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
181
Patients
68
Total drug cost
$2,521
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Trazodone Hcl | Generic | 41 | 24 | $507 |
| Hydroxyzine Pamoate | Generic | 31 | 22 | $462 |
| Quetiapine Fumarate | Generic | 30 | 11 | $398 |
| Atorvastatin Calcium | Generic | 22 | 0 | $353 |
| Pantoprazole Sodium | Generic | 21 | 11 | $281 |
| Buspirone Hcl | Generic | 14 | 0 | $178 |
| Gabapentin | Generic | 11 | 0 | $237 |
| Levothyroxine Sodium | Generic | 11 | 0 | $105 |
Frequently asked questions
What is Dr. Regina Maria Santiago's medical specialty?
Dr. Regina Maria Santiago practices Psychiatry Physician in Olympia, WA.
Where does Dr. Regina Maria Santiago practice?
Dr. Regina Maria Santiago practices at 413 Lilly RD Ne, Olympia, WA 985065133. Office phone: 3604937060.
What is Dr. Regina Maria Santiago's NPI?
Dr. Regina Maria Santiago's National Provider Identifier (NPI) is 1548793649, issued by NPPES.
Does Dr. Regina Maria Santiago accept Medicare assignment?
Yes. Dr. Regina Maria Santiago accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Regina Maria Santiago commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Hospital discharge day management (HCPCS 99239). Source: CMS Medicare Physician & Other Practitioners file.