Nicole Riojas, D.O.
NPI 1598050676 · Family Medicine Physician · San Marcos, TX
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nicole Riojas, D.O. is a Family Medicine Physician provider in San Marcos, TX (NPI 1598050676).
Provider details
- NPI number
- 1598050676
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Female
- Sole proprietor
- No
- License
- P7556 (TX)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
15 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
1,055 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 283 | $125 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 193 | $16 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 185 | $129 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 116 | $170 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 89 | $89 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 112 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 309 | 71 |
| Atorvastatin Calcium | 205 | 58 |
| Rosuvastatin Calcium | 183 | 55 |
| Lisinopril | 161 | 42 |
| Amlodipine Besylate | 149 | 44 |
| Losartan Potassium | 133 | 39 |
| Omeprazole |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$21 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (1)
- 8100 Highway 6 NHouston, TX 77095-1900Phone: (832) 304-2314
Registry dates
- Enumerated
- 2011-06-16
- Last updated
- 2021-09-01
- Certified
- 2021-09-01
Frequently asked questions
- What is Nicole Riojas's NPI number?
- Nicole Riojas's National Provider Identifier (NPI) is 1598050676, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nicole Riojas's specialty?
- Nicole Riojas is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Nicole Riojas located?
- Nicole Riojas's practice location on file with NPPES is 1320 Wonder World Dr Ste 101, San Marcos, TX 78666.
- What is Nicole Riojas's phone number?
- The practice phone number listed in the NPPES registry for Nicole Riojas is (512) 396-3911.
- Does Nicole Riojas accept Medicare?
- Nicole Riojas is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nicole Riojas's NPI active?
- Yes — Nicole Riojas's NPI (1598050676) is active in the NPPES registry as of the last update on 2021-09-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.