Doctor profile · Federal record

Dr. Nicole Riojas, D.O.

Family Medicine Physician (CMS: Family Practice) · San Marcos, TX

  • NPI 1598050676
  • Accepts Medicare
  • 15 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
1320 Wonder World Dr Ste 101
San Marcos, TX 78666
(512) 396-3911
fax (512) 353-0807
Additional location
8100 Highway 6 N
Houston, TX 770951900
(832) 304-2314

Credentials & registration

NPPES · NUCC
NPI registered
June 2011 — 15 yrs on file
Profile last updated
September 1, 2021
Year of graduation
2011 — 15 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
Texas #P7556

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1598050676. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
944
Distinct HCPCS
10
Medicare allowed
$90,236
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 313 183 $122
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 185 185 $123
96372 Injection of drug or substance under skin or into muscle 104 13 $14
99215 Established patient office or other outpatient visit, 40-54 minutes 100 76 $169
99213 Established patient office or other outpatient visit, 20-29 minutes 99 86 $86
83036 Hemoglobin a1c level 71 61 $10
69209 Removal of impacted ear wax by washing 23 23 $17
81003 Automated urinalysis test 23 20 $2
99212 Established patient office or other outpatient visit, 10-19 minutes 14 13 $54
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and 12 12 $50

In context: peer comparison

Among 11 peers in this city , average services per provider: 95. This provider delivers 9.9× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$21
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Abbott Laboratories 1 $20.57

By nature of payment

Food and Beverage
$21

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,935
Patients
502
Total drug cost
$25,713
Drug Type Claims Patients Total cost
Levothyroxine Sodium Generic 325 70 $4,998
Atorvastatin Calcium Generic 225 57 $2,752
Rosuvastatin Calcium Generic 188 48 $3,589
Amlodipine Besylate Generic 168 40 $852
Lisinopril Generic 148 37 $1,157
Losartan Potassium Generic 138 40 $1,713
Fluticasone Propionate Generic 112 33 $1,880
Omeprazole Generic 104 29 $1,393
Metformin Hcl Er (Metformin Hcl) Brand 95 27 $1,543
Pantoprazole Sodium Generic 87 22 $1,383

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Nicole Riojas's medical specialty?
Dr. Nicole Riojas practices Family Medicine Physician in San Marcos, TX.
Where does Dr. Nicole Riojas practice?
Dr. Nicole Riojas practices at 1320 Wonder World Dr Ste 101, San Marcos, TX 78666. Office phone: 5123963911.
What is Dr. Nicole Riojas's NPI?
Dr. Nicole Riojas's National Provider Identifier (NPI) is 1598050676, issued by NPPES.
Does Dr. Nicole Riojas accept Medicare assignment?
Yes. Dr. Nicole Riojas accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Nicole Riojas commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439); Injection of drug or substance under skin or into muscle (HCPCS 96372). Source: CMS Medicare Physician & Other Practitioners file.