Quick answers
- Does Carlos L. Grandela accept Medicare assignment?
- Yes. Medicare's clinician data says Carlos L. Grandela accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does Carlos L. Grandela see?
- In 2024, CMS data shows 390 Original Medicare patients and 1,179 services for Carlos L. Grandela. This counts Original Medicare only and measures volume, not quality.
- What is Carlos L. Grandela's NPI number?
- 1457848319. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Carlos L. Grandela, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 390 |
|---|---|
| Services billed to Medicare | 1,179 |
| Different services or procedures | 20 |
| Participating Medicare provider | Yes |
| Average age of these patients | 82 |
Most frequent services
- Exam of visual field with extended testing (92083)310 services
- Training for self-care or home management, each 15 minutes (97535)209 services
- Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more (99215)132 services
- New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more (99204)81 services
- Exam of visual field with intermediate testing (92082)70 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High blood pressure75%
- High cholesterol75%
- Arthritis56%
- Chronic kidney disease37%
- Ischemic heart disease34%
- Atrial fibrillation29%
Practice locations
Addresses where Carlos L. Grandela is enrolled with Medicare (CMS data updated October 2, 2026).
- 1830 S Alma School Rd, Suite 131Mesa, AZ 85210 (480) 924‑8755
Group practices
Medicare enrollment lists Carlos L. Grandela as a member of this group (CMS data updated October 2, 2026).
- Carlos L Grandela O.D. PLC4 clinicians in the group
Specialties
- Optometryprimary
Other optometrists in Mesa
Clinicians with the same Medicare primary specialty in Mesa, AZ — not a recommendation.
Other clinicians in Carlos L Grandela O.D. PLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | OD |
|---|---|
| Optometry school | Southern College Of Optometry |
| Graduation year | 2018 (8 years since optometry school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1457848319 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians