Carlos Say, MD
NPI 1871594085 · Geriatric Medicine (Family Medicine) Physician · Atwater, CA
Enrolled with Medicare as Practitioner - General Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Carlos Say, MD is a Geriatric Medicine (Family Medicine) Physician provider in Atwater, CA (NPI 1871594085).
Provider details
- NPI number
- 1871594085
- Entity type
- Individual
- Primary specialty
- Geriatric Medicine (Family Medicine) PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- A26702 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
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
20 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
2,041 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 575 | $93 |
| Manual Urinalysis Test With Examination Using Microscope, Non-Automated81000 | 367 | $4 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 362 | $9 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 345 | $130 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Tracing93005 | 101 | $7 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 24 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Rosuvastatin Calcium | 161 | 54 |
| Telmisartan | 126 | 46 |
| Hydrochlorothiazide | 79 | 26 |
| Metformin Hclbrand: Metformin Hcl Er | 77 | 26 |
| Pantoprazole Sodium | 58 | 22 |
| Allopurinol | 55 | 17 |
| Empagliflozinbrand: Jardiance | 54 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$615 across 6 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
- 2005-08-10
- Last updated
- 2010-04-22
Frequently asked questions
- What is Carlos Say's NPI number?
- Carlos Say's National Provider Identifier (NPI) is 1871594085, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Carlos Say's specialty?
- Carlos Say is listed in the NPPES registry with a primary specialty of Geriatric Medicine (Family Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is Carlos Say located?
- Carlos Say's practice location on file with NPPES is 329 E Bellevue Rd, Atwater, CA 95301-2306.
- What is Carlos Say's phone number?
- The practice phone number listed in the NPPES registry for Carlos Say is (209) 358-6494.
- Does Carlos Say accept Medicare?
- Carlos Say is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Carlos Say's NPI active?
- Yes — Carlos Say's NPI (1871594085) is active in the NPPES registry as of the last update on 2010-04-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.