Doctor profile · Federal record

Dr. Marissa Santiago

Physician Assistant · Tooele, UT

  • NPI 1801460274
  • Accepts Medicare
  • MIPS 73.9 / 100 · 2023
  • 4 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2321 N 400 E Ste 300
Tooele, UT 840743440
(435) 833-9180
fax (435) 359-4505
Mailing address
1526 S Medical Center Dr
St George, UT 847908715

Credentials & registration

NPPES · NUCC
NPI registered
May 2021 — 5 yrs on file
Profile last updated
October 17, 2025
Year of graduation
2022 — 4 yrs since
Specialty taxonomy
363A00000X — NUCC code
State license (1)
Utah #13071784-1206

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1801460274. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
502
Distinct HCPCS
8
Medicare allowed
$17,041
HCPCS Description Services Patients Avg allowed
J0702 Injection, betamethasone acetate 3 mg and betamethasone sodium phosphate 3 mg 256 38 $7
20610 Aspiration and/or injection of fluid from large joint 74 36 $47
99214 Established patient office or other outpatient visit, 30-39 minutes 44 32 $102
99213 Established patient office or other outpatient visit, 20-29 minutes 43 24 $73
73560 X-ray of knee, 1-2 views 28 17 $27
73562 X-ray of knee, 3 views 25 12 $32
99204 New patient office or other outpatient visit, 45-59 minutes 17 17 $135
73030 X-ray of shoulder, minimum of 2 views 15 12 $28

In context: peer comparison

Among 8 peers in this city , average services per provider: 138. This provider delivers 3.6× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$46
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Smith+Nephew, Inc. 1 $28.37
Boston Scientific Corporation 1 $17.47

By nature of payment

Food and Beverage
$46

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
94
Patients
53
Total drug cost
$618
Drug Type Claims Patients Total cost
Tizanidine Hcl Generic 30 18 $234
Prednisone Generic 23 21 $99
Methylprednisolone Generic 15 14 $147
Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) Brand 15 0 $94
Meloxicam Generic 11 0 $45

Frequently asked questions

Auto-generated from federal data
What is Dr. Marissa Santiago's medical specialty?
Dr. Marissa Santiago practices Physician Assistant in Tooele, UT.
Where does Dr. Marissa Santiago practice?
Dr. Marissa Santiago practices at 2321 N 400 E Ste 300, Tooele, UT 840743440. Office phone: 4358339180.
What is Dr. Marissa Santiago's NPI?
Dr. Marissa Santiago's National Provider Identifier (NPI) is 1801460274, issued by NPPES.
Does Dr. Marissa Santiago accept Medicare assignment?
Yes. Dr. Marissa Santiago accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Marissa Santiago commonly perform?
Top Medicare-reported procedures in 2023: Injection, betamethasone acetate 3 mg and betamethasone sodium phosphate 3 mg (HCPCS J0702); Aspiration and/or injection of fluid from large joint (HCPCS 20610); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.