Quick answers
- Does Darla J. Heck Sacopulos accept Medicare assignment?
- Yes. Medicare's clinician data says Darla J. Heck Sacopulos 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 Darla J. Heck Sacopulos see?
- In 2024, CMS data shows 267 Original Medicare patients and 681 services for Darla J. Heck Sacopulos. This counts Original Medicare only and measures volume, not quality.
- What is Darla J. Heck Sacopulos's NPI number?
- 1124139787. 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 Darla J. Heck Sacopulos, 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 | 267 |
|---|---|
| Services billed to Medicare | 681 |
| Different services or procedures | 16 |
| Participating Medicare provider | Yes |
| Average age of these patients | 75 |
Most frequent services
- Photography of the retina (92250)215 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)136 services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)101 services
- Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more (99212)50 services
- Removal of cataract with insertion of prosthetic lens (66984)47 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%
- Arthritis41%
- Ischemic heart disease32%
- Diabetes24%
- Chronic kidney disease20%
Practice locations
Addresses where Darla J. Heck Sacopulos is enrolled with Medicare (CMS data updated October 2, 2026).
- 26 N Brown Ave, Valley Vision EyeTerre Haute, IN 47803 (812) 872‑2020
- 4949 E Poplar DrTerre Haute, IN 47803 (812) 872‑2020
Group practices
Medicare enrollment lists Darla J. Heck Sacopulos as a member of these groups (CMS data updated October 2, 2026).
- Aeg Indiana Professional PC31 clinicians in the group
- Darla Heck Sacopulos PC2 clinicians in the group
Specialties
- Optometryprimary
Other optometrists in Terre Haute
Clinicians with the same Medicare primary specialty in Terre Haute, IN — not a recommendation.
Other clinicians in Aeg Indiana Professional PC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | OD |
|---|---|
| Optometry school | Indiana University - School Of Optometry |
| Graduation year | 1990 (36 years since optometry school) |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1124139787 |
| 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