Doctor profile · Federal record

Dr. Maria del Carmen Lopez Santiago, M.D.

Psychiatry Physician · Somerset, PA

  • NPI 1003218272
  • MIPS 77.5 / 100 · 2023
  • 12 yrs on file
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
225 S Center Ave
Somerset, PA 155012033
(814) 443-5170
Additional location
University District Hospital, Puerto Rico Medical Center Bo. Monacillos
San Juan, PR 009350001
(787) 754-0101
Mailing address
329 S Pleasant Ave
Somerset, PA 155012262

Credentials & registration

NPPES · NUCC
NPI registered
September 2014 — 12 yrs on file
Profile last updated
February 11, 2020
Specialty taxonomy
2084P0800X — NUCC code
State license (1)
Puerto Rico #13918-I

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1003218272. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
303
Distinct HCPCS
4
Medicare allowed
$23,386
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 204 35 $77
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 58 27 $48
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 22 21 $126
99239 Hospital discharge day management, more than 30 minutes 19 18 $111

In context: peer comparison

Among 2 peers in Somerset Psychiatry Physician, average services per provider: 86. This provider delivers 3.5× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$31
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 1 $30.77

By nature of payment

Food and Beverage
$31

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
41
Patients
26
Total drug cost
$631
Drug Type Claims Patients Total cost
Aripiprazole Generic 15 12 $519
Trazodone Hcl Generic 15 14 $72
Lorazepam Generic 11 0 $40

Frequently asked questions

Auto-generated from federal data
What is Dr. Maria del Carmen Lopez Santiago's medical specialty?
Dr. Maria del Carmen Lopez Santiago practices Psychiatry Physician in Somerset, PA.
Where does Dr. Maria del Carmen Lopez Santiago practice?
Dr. Maria del Carmen Lopez Santiago practices at 225 S Center Ave, Somerset, PA 155012033. Office phone: 8144435170.
What is Dr. Maria del Carmen Lopez Santiago's NPI?
Dr. Maria del Carmen Lopez Santiago's National Provider Identifier (NPI) is 1003218272, issued by NPPES.
What procedures does Dr. Maria del Carmen Lopez Santiago commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with straightforward or low level of medical decision making (HCPCS 99231); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222). Source: CMS Medicare Physician & Other Practitioners file.