Doctor profile · Federal record
Dr. Tonya Santiago, NP
Nurse Practitioner · Upland, CA
- NPI 1205158649
- Accepts Medicare
- 17 yrs in practice
- Female
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
999 San Bernardino RD
Upland, CA 917864920
(909) 985-2811 - Mailing address
-
Po Box 4419
Woodland Hills, CA 913654419
Credentials & registration
- NPI registered
- February 2010 — 16 yrs on file
- Year of graduation
- 2009 — 17 yrs since
- Specialty taxonomy
- 363L00000X — NUCC code
- State license (1)
- California #NP19145
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1205158649. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
39
Distinct HCPCS
2
Medicare allowed
$3,381
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99284 |
Emergency department visit with moderate level of medical decision making | 21 | 20 | $108 | |
99283 |
Emergency department visit with low level of medical decision making | 18 | 18 | $62 |
In context: peer comparison
Among 2 peers in Upland Nurse Practitioner, average services per provider: 30. This provider delivers 1.3× the peer median.Frequently asked questions
What is Dr. Tonya Santiago's medical specialty?
Dr. Tonya Santiago practices Nurse Practitioner in Upland, CA.
Where does Dr. Tonya Santiago practice?
Dr. Tonya Santiago practices at 999 San Bernardino RD, Upland, CA 917864920. Office phone: 9099852811.
What is Dr. Tonya Santiago's NPI?
Dr. Tonya Santiago's National Provider Identifier (NPI) is 1205158649, issued by NPPES.
Does Dr. Tonya Santiago accept Medicare assignment?
Yes. Dr. Tonya Santiago accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Tonya Santiago commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with moderate level of medical decision making (HCPCS 99284); Emergency department visit with low level of medical decision making (HCPCS 99283). Source: CMS Medicare Physician & Other Practitioners file.