Alberto Chavez Velazquez, MD
NPI 1679865414 · Endocrinology, Diabetes & Metabolism Physician · San Antonio, TX
Alberto Chavez Velazquez, MD is a Endocrinology, Diabetes & Metabolism Physician provider in San Antonio, TX (NPI 1679865414).
Provider details
- NPI number
- 1679865414
- Entity type
- Individual
- Primary specialty
- Endocrinology, Diabetes & Metabolism PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- Q4733 (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
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
291 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 | 166 | $94 |
| 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 | 112 | $16 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 13 | $129 |
Typical Medicare-allowed amounts for these services range $16–$129 (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.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$353 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
- 2011-05-12
- Last updated
- 2026-05-08
- Certified
- 2026-05-08
Frequently asked questions
- What is Alberto Chavez Velazquez's NPI number?
- Alberto Chavez Velazquez's National Provider Identifier (NPI) is 1679865414, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alberto Chavez Velazquez's specialty?
- Alberto Chavez Velazquez is listed in the NPPES registry with a primary specialty of Endocrinology, Diabetes & Metabolism Physician (Allopathic & Osteopathic Physicians).
- Where is Alberto Chavez Velazquez located?
- Alberto Chavez Velazquez's practice location on file with NPPES is 701 S Zarzamora St, San Antonio, TX 78207-5209.
- What is Alberto Chavez Velazquez's phone number?
- The practice phone number listed in the NPPES registry for Alberto Chavez Velazquez is (210) 358-7500.
- Is Alberto Chavez Velazquez's NPI active?
- Yes — Alberto Chavez Velazquez's NPI (1679865414) is active in the NPPES registry as of the last update on 2026-05-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.