Gerzain Chavez, M.D.
NPI 1194837120 · Family Medicine Physician · Santa Fe, NM
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gerzain Chavez, M.D. is a Family Medicine Physician provider in Santa Fe, NM (NPI 1194837120).
Provider details
- NPI number
- 1194837120
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 98-28 (NM)
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
1,101 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 | 357 | $124 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 234 | $176 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 135 | $87 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 127 | $127 |
| Administration of Influenza Virus VaccineG0008 | 76 | $31 |
| Admn Sarscov2 Vacc 1 Dose90480 | 74 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 110 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 657 | 186 |
| Levothyroxine Sodium | 435 | 121 |
| Lisinopril | 385 | 116 |
| Metformin Hcl | 290 | 93 |
| Tamsulosin Hcl | 275 | 81 |
| Amlodipine Besylate | 247 | 76 |
| Losartan Potassium |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$203 across 4 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
- 2006-08-31
- Last updated
- 2013-09-03
Frequently asked questions
- What is Gerzain Chavez's NPI number?
- Gerzain Chavez's National Provider Identifier (NPI) is 1194837120, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gerzain Chavez's specialty?
- Gerzain Chavez is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Gerzain Chavez located?
- Gerzain Chavez's practice location on file with NPPES is 4001 Rodeo Rd, Santa Fe, NM 87507-4830.
- What is Gerzain Chavez's phone number?
- The practice phone number listed in the NPPES registry for Gerzain Chavez is (505) 471-8994.
- Does Gerzain Chavez accept Medicare?
- Gerzain Chavez is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gerzain Chavez's NPI active?
- Yes — Gerzain Chavez's NPI (1194837120) is active in the NPPES registry as of the last update on 2013-09-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.