Quick answers
- Does Teresa R. Graham accept Medicare assignment?
- Yes. Medicare's clinician data says Teresa R. Graham 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 Teresa R. Graham see?
- In 2024, CMS data shows 571 Original Medicare patients and 1,065 services for Teresa R. Graham. This counts Original Medicare only and measures volume, not quality.
- What is Teresa R. Graham's NPI number?
- 1568526952. 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 Teresa R. Graham, 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 | 571 |
|---|---|
| Services billed to Medicare | 1,065 |
| Different services or procedures | 30 |
| Participating Medicare provider | Yes |
| Average age of these patients | 77 |
Most frequent services
- Established patient complete exam of visual system (92014)362 services
- Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more (99212)170 services
- Ultrasound scan to determine eye length and lens power (76519)104 services
- Removal of cataract with insertion of prosthetic lens (66984)88 services
- New patient complete exam of visual system (92004)74 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 pressure66%
- High cholesterol57%
- Arthritis40%
- Diabetes23%
- Ischemic heart disease20%
- Chronic kidney disease16%
Hospitals where Teresa R. Graham works
Medicare's Facility Affiliation Data lists Teresa R. Graham at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- Sky Lakes Medical CenterKlamath Falls, OR · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 380050
Practice locations
Addresses where Teresa R. Graham is enrolled with Medicare (CMS data updated October 2, 2026).
- 1000 Pine StKlamath Falls, OR 97601 (541) 883‑1998
Specialties
- Ophthalmologyprimary
Other ophthalmologists in Klamath Falls
Clinicians with the same Medicare primary specialty in Klamath Falls, OR — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Loma Linda University School Of Medicine |
| Graduation year | 1990 (36 years since medical school) |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1568526952 |
| 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
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- 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