Maria Vargas, MD
NPI 1821173568 · Endocrinology, Diabetes & Metabolism Physician · Tulsa, OK
Enrolled with Medicare as Practitioner - Endocrinology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Maria Vargas, MD is a Endocrinology, Diabetes & Metabolism Physician provider in Tulsa, OK (NPI 1821173568).
Provider details
- NPI number
- 1821173568
- Entity type
- Individual
- Primary specialty
- Endocrinology, Diabetes & Metabolism PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 35205 (OK)
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
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
537 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 | 409 | $118 |
| Continuous Monitoring of Blood Sugar Level in Tissue Fluid Using Sensor Under Skin With Interpretation and Report95251 | 82 | $32 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 31 | $151 |
| Fine Needle Aspiration Biopsy Using Ultrasound Guidance, First Growth10005 | 15 | $117 |
Typical Medicare-allowed amounts for these services range $32–$151 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 44 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 293 | 65 |
| Semaglutidebrand: Ozempic | 120 | 38 |
| Insulin Glargine,hum.rec.anlogbrand: Lantus Solostar | 101 | 23 |
| Dulaglutidebrand: Trulicity | 99 | 16 |
| Metformin Hcl | 87 | 24 |
| Insulin Aspartbrand: Novolog Flexpen | 78 | 28 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$741 across 35 records (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
Registry dates
- Enumerated
- 2006-10-25
- Last updated
- 2021-06-07
- Certified
- 2021-06-07
Frequently asked questions
- What is Maria Vargas's NPI number?
- Maria Vargas's National Provider Identifier (NPI) is 1821173568, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Maria Vargas's specialty?
- Maria Vargas is listed in the NPPES registry with a primary specialty of Endocrinology, Diabetes & Metabolism Physician (Allopathic & Osteopathic Physicians).
- Where is Maria Vargas located?
- Maria Vargas's practice location on file with NPPES is 10507 E 91st St Ste 110, Tulsa, OK 74133-5589.
- What is Maria Vargas's phone number?
- The practice phone number listed in the NPPES registry for Maria Vargas is (918) 307-3100.
- Does Maria Vargas accept Medicare?
- Maria Vargas is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Maria Vargas's NPI active?
- Yes — Maria Vargas's NPI (1821173568) is active in the NPPES registry as of the last update on 2021-06-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.