Alfredo Sardinas, M.D.
NPI 1164719100 · Rheumatology Physician · Houston, TX
Enrolled with Medicare as Practitioner - Rheumatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Alfredo Sardinas, M.D. is a Rheumatology Physician provider in Houston, TX (NPI 1164719100).
Provider details
- NPI number
- 1164719100
- Entity type
- Individual
- Primary specialty
- Rheumatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- BP10040355 (TX)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
175 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 | 155 | $130 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 20 | $170 |
Typical Medicare-allowed amounts for these services range $130–$170 (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 |
|---|---|---|
| Hydroxychloroquine Sulfate | 460 | 118 |
| Prednisone | 235 | 97 |
| Methotrexate Sodiumbrand: Methotrexate | 232 | 59 |
| Gabapentin | 198 | 69 |
| Tramadol Hcl | 183 | 75 |
| Diclofenac Sodium | 179 | 89 |
| Celecoxib | 122 | 59 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$2,749 across 107 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
Additional practice locations (1)
- 2102 Treasure Hills BlvdRahc Dept of Medicine Room 2.136.03Harlingen, TX 78550-8736Phone: (832) 477-8309
Registry dates
- Enumerated
- 2011-06-28
- Last updated
- 2019-11-01
Frequently asked questions
- What is Alfredo Sardinas's NPI number?
- Alfredo Sardinas's National Provider Identifier (NPI) is 1164719100, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alfredo Sardinas's specialty?
- Alfredo Sardinas is listed in the NPPES registry with a primary specialty of Rheumatology Physician (Allopathic & Osteopathic Physicians).
- Where is Alfredo Sardinas located?
- Alfredo Sardinas's practice location on file with NPPES is 427 W 20th St Ste 220, Houston, TX 77008.
- What is Alfredo Sardinas's phone number?
- The practice phone number listed in the NPPES registry for Alfredo Sardinas is (713) 869-0850.
- Does Alfredo Sardinas accept Medicare?
- Alfredo Sardinas is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Alfredo Sardinas's NPI active?
- Yes — Alfredo Sardinas's NPI (1164719100) is active in the NPPES registry as of the last update on 2019-11-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.