Doctor profile · Federal record

Dr. Maria Rios-Enriquez, MD

Gastroenterology Physician (CMS: Gastroenterology) · San German, PR

  • NPI 1811988199
  • Accepts Medicare
  • 28 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
Herman Alvarez # 100, Plaza Metropolitana Suite 205
San German, PR 00683
(787) 264-2204
fax (787) 264-2662
Mailing address
Po Box 328
San German, PR 006830328

Credentials & registration

NPPES · NUCC
NPI registered
November 2005 — 21 yrs on file
Profile last updated
April 22, 2008
Year of graduation
1998 — 28 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
Puerto Rico #13271

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1811988199. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
45
Distinct HCPCS
2
Medicare allowed
$3,596
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 32 24 $90
G0500 Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito 13 11 $56

In context: peer comparison

Among 1 peers in San German Gastroenterology Physician, average services per provider: 22. This provider delivers 2.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$272
Transactions
12
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 7 $189.36
E.R. Squibb & Sons, L.L.C. 4 $66.76
Organon LLC 1 $16.26

By nature of payment

Food and Beverage
$272

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,620
Patients
1,116
Total drug cost
$76,317
Drug Type Claims Patients Total cost
Suprep (Sodium, Potassium,Mag Sulfates) Brand 410 402 $47,569
Meperidine Hcl (Meperidine Hcl/Pf) Brand 197 170 $894
Famotidine Generic 187 77 $2,039
Midazolam Hcl Generic 138 118 $392
Omeprazole Generic 135 57 $615
Pantoprazole Sodium Generic 113 37 $660
Esomeprazole Magnesium Generic 84 27 $1,654
Sucralfate Generic 76 39 $10,124
Naloxone Hcl Generic 62 61 $790
Glycopyrrolate Generic 58 22 $931

Frequently asked questions

Auto-generated from federal data
What is Dr. Maria Rios-Enriquez's medical specialty?
Dr. Maria Rios-Enriquez practices Gastroenterology Physician in San German, PR.
Where does Dr. Maria Rios-Enriquez practice?
Dr. Maria Rios-Enriquez practices at Herman Alvarez # 100, San German, PR 00683. Office phone: 7872642204.
What is Dr. Maria Rios-Enriquez's NPI?
Dr. Maria Rios-Enriquez's National Provider Identifier (NPI) is 1811988199, issued by NPPES.
Does Dr. Maria Rios-Enriquez accept Medicare assignment?
Yes. Dr. Maria Rios-Enriquez accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Maria Rios-Enriquez commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito (HCPCS G0500). Source: CMS Medicare Physician & Other Practitioners file.