Quick answers
- Does Mihaela N. Marin accept Medicare assignment?
- Yes. Medicare's clinician data says Mihaela N. Marin 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 Mihaela N. Marin see?
- In 2024, CMS data shows 673 Original Medicare patients and 6,844 services for Mihaela N. Marin. This counts Original Medicare only and measures volume, not quality.
- What is Mihaela N. Marin's NPI number?
- 1659471837. 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 Mihaela N. Marin, 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 | 673 |
|---|---|
| Services billed to Medicare | 6,844 |
| Different services or procedures | 50 |
| Participating Medicare provider | Yes |
| Average age of these patients | 77 |
Most frequent services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)1,010 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)842 services
- Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (G0439)347 services
- Injection of drug or substance under skin or into muscle (96372)214 services
- Injection, vitamin b-12 cyanocobalamin, up to 1000 mcg (J3420)175 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 cholesterol75%
- High blood pressure70%
- Arthritis44%
- Osteoporosis39%
- Ischemic heart disease22%
- Anxiety18%
Hospitals where Mihaela N. Marin works
Medicare's Facility Affiliation Data lists Mihaela N. Marin 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.
- Northwest Medical CenterTucson, AZ · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 030085
- Northwest Medical Center SahuaritaSahuarita, AZ · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 030148
- Summit Healthcare Regional Medical CenterShow Low, AZ · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 030062
- Tucson Medical CenterTucson, AZ · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 030006
Practice locations
Addresses where Mihaela N. Marin is enrolled with Medicare (CMS data updated October 2, 2026).
- 17450 S La Canada DrSahuarita, AZ 85629 (520) 393‑0898
- 4672 Maverick Ln, Suite 1aLakeside, AZ 85929 (928) 288‑0123
Group practices
Medicare enrollment lists Mihaela N. Marin as a member of these groups (CMS data updated October 2, 2026).
- Access Primary Care Physicians Inc12 clinicians in the group
- Comprehensive Medical Care WM LLC2 clinicians in the group
Specialties
- Internal Medicineprimary
Other internal medicine doctors in Sahuarita
Clinicians with the same Medicare primary specialty in Sahuarita, AZ — not a recommendation.
Other clinicians in Access Primary Care Physicians Inc
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1993 (33 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) | 1659471837 |
| 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