Quick answers
- Does Naghmeh Isfahanian accept Medicare assignment?
- Yes. Medicare's clinician data says Naghmeh Isfahanian 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 Naghmeh Isfahanian see?
- In 2024, CMS data shows 153 Original Medicare patients and 1,492 services for Naghmeh Isfahanian. This counts Original Medicare only and measures volume, not quality.
- What is Naghmeh Isfahanian's NPI number?
- 1134855166. 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 Naghmeh Isfahanian, 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 | 153 |
|---|---|
| Services billed to Medicare | 1,492 |
| Different services or procedures | 27 |
| Participating Medicare provider | Yes |
| Average age of these patients | 75 |
Most frequent services
- Ct guidance for insertion of radiation therapy fields (77014)515 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)160 services
- Stereoscopic x-ray guidance for localization of target volume for the delivery of radiation therapy (G6002)156 services
- Calculation of radiation therapy dose (77300)150 services
- Design and construction of complex radiation treatment device (77334)118 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%
- Cancer (breast, colorectal, lung, prostate, endometrial or leukemia/lymphoma)75%
- Arthritis37%
- Diabetes35%
- Ischemic heart disease33%
Hospitals where Naghmeh Isfahanian works
Medicare's Facility Affiliation Data lists Naghmeh Isfahanian 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.
- Cary Medical CenterCaribou, ME · Acute Care Hospital · Medicare rating: 1 of 5 stars · Emergency services: listed by Medicare · CCN 200031
- Houlton Regional HospitalHoulton, ME · Critical Access Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 201308
- Northern Light A R Gould HospitalPresque Isle, ME · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 200018
- Northern Light Eastern Maine Medical CenterBangor, ME · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 200033
- Northern Maine Medical CenterFort Kent, ME · Critical Access Hospital · Emergency services: listed by Medicare · CCN 201317
Practice locations
Addresses where Naghmeh Isfahanian is enrolled with Medicare (CMS data updated October 2, 2026).
- 118 Bennett Dr, Suite 130Caribou, ME 04736 (207) 498‑3476
- 140 Academy StPresque Isle, ME 04769
- 146 Academy StPresque Isle, ME 04769
- 23 N StPresque Isle, ME 04769
Group practices
Medicare enrollment lists Naghmeh Isfahanian as a member of this group (CMS data updated October 2, 2026).
- The Aroostook Medical Center104 clinicians in the group
Specialties
- Radiation Oncologyprimary
Other radiation oncologists in Maine
Clinicians with the same Medicare primary specialty in Maine — not a recommendation.
Other clinicians in The Aroostook Medical Center
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Graduation year | 2000 (26 years since medical school) |
|---|---|
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1134855166 |
| 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