Doctor profile · Federal record

Dr. Angelo Santiago, M.D.,

Specialist (CMS: Neurology) · Casper, WY

  • NPI 1598792483
  • Accepts Medicare
  • MIPS 58.5 / 100 · 2023
  • 39 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
5820 East 2Nd St
Casper, WY 82609
(307) 234-9037
fax (307) 234-9042

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
January 31, 2008
Year of graduation
1987 — 39 yrs since
Specialty taxonomy
174400000X — NUCC code
State license (1)
Wyoming #5622A
Medicaid
WY #115004900

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1598792483. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
22,265
Distinct HCPCS
10
Medicare allowed
$1,401,009
HCPCS Description Services Patients Avg allowed
J2350 Injection, ocrelizumab, 1 mg 19,500 18 $59
J2930 Injection, methylprednisolone sodium succinate, up to 125 mg 519 39 $5
95886 Needle measurement of electrical activity in arm or leg muscles, complete study 493 264 $96
99214 Established patient office or other outpatient visit, 30-39 minutes 405 249 $124
96366 Infusion into a vein for therapy, prevention, or diagnosis, each additional hour 308 32 $20
99213 Established patient office or other outpatient visit, 20-29 minutes 244 196 $88
96365 Infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less 219 51 $63
99205 New patient office or other outpatient visit, 60-74 minutes 186 186 $213
95909 Nerve conduction, 5-6 studies 166 155 $131
95908 Nerve conduction, 3-4 studies 98 92 $110

In context: peer comparison

Among 3 peers in this city , average services per provider: 782. This provider delivers 28× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$251
Transactions
5
Manufacturers
5
Payer (manufacturer) Industry Txns Amount
TG Therapeutics, Inc. 1 $90.05
Lilly USA, LLC 1 $56.60
ARGENX US, INC. 1 $51.20
Mallinckrodt Hospital Products Inc. 1 $31.63
Teva Pharmaceuticals USA, Inc. 1 $21.52

By nature of payment

Food and Beverage
$251

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,345
Patients
231
Total drug cost
$33,590
Drug Type Claims Patients Total cost
Donepezil Hcl Generic 137 34 $1,716
Carbidopa-Levodopa (Carbidopa/Levodopa) Brand 127 28 $2,761
Lamotrigine Generic 110 13 $2,555
Primidone Generic 106 17 $2,888
Levetiracetam Generic 96 19 $2,822
Zonisamide Generic 96 0 $3,115
Topiramate Generic 92 15 $1,465
Gabapentin Generic 91 15 $1,657
Baclofen Generic 87 13 $3,793
Ropinirole Hcl Generic 87 19 $3,349

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Angelo Santiago's medical specialty?
Dr. Angelo Santiago practices Specialist in Casper, WY.
Where does Dr. Angelo Santiago practice?
Dr. Angelo Santiago practices at 5820 East 2Nd St, Casper, WY 82609. Office phone: 3072349037.
What is Dr. Angelo Santiago's NPI?
Dr. Angelo Santiago's National Provider Identifier (NPI) is 1598792483, issued by NPPES.
Does Dr. Angelo Santiago accept Medicare assignment?
Yes. Dr. Angelo Santiago accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Angelo Santiago commonly perform?
Top Medicare-reported procedures in 2023: Injection, ocrelizumab, 1 mg (HCPCS J2350); Injection, methylprednisolone sodium succinate, up to 125 mg (HCPCS J2930); Needle measurement of electrical activity in arm or leg muscles, complete study (HCPCS 95886). Source: CMS Medicare Physician & Other Practitioners file.