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Internal Medicine

Aynna Y. Sae, MD

Works at hospitals in Santa Rosa, CA · California

Summary

Dr. Aynna Y. Sae, MD is an internal medicine doctor at 1280 Summerfield Rd, Santa Rosa, CA 95405. Phone: (707) 539-1515. Accepts Medicare assignment. In 2024, Aynna Y. Sae had 11 Original Medicare patients and 22 services. NPI 1598898942. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Internal medicine doctor (Medicare lists Internal Medicine)
  • Address: 1280 Summerfield Rd, Santa Rosa, CA 95405 · Directions (1 more location)
  • Phone: (707) 539‑1515
  • Medicare: Accepts Medicare assignment
  • Hospital: Providence Santa Rosa Memorial Hospital
  • Medical school: Meharry Medical College School Of Medicine · graduated 2000 (26 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Aynna Y. Sae, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Aynna Y. Sae accept Medicare assignment?
Yes. Medicare's clinician data says Aynna Y. Sae 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 Aynna Y. Sae see?
In 2024, CMS data shows 11 Original Medicare patients and 22 services for Aynna Y. Sae. This counts Original Medicare only and measures volume, not quality.
What is Aynna Y. Sae's NPI number?
1598898942. 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 Aynna Y. Sae, 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 patients11
Services billed to Medicare22
Different services or procedures3
Participating Medicare providerYes
Average age of these patients85

Hospitals where Aynna Y. Sae works

Medicare's Facility Affiliation Data lists Aynna Y. Sae 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.

Practice locations

Addresses where Aynna Y. Sae is enrolled with Medicare (CMS data updated October 2, 2026).

Specialties

Find other Internal Medicine doctors in California →

Other internal medicine doctors in Santa Rosa

Clinicians with the same Medicare primary specialty in Santa Rosa, CA — not a recommendation.

All internal medicine doctors in Santa Rosa →

Clinician information

CredentialMD
Medical schoolMeharry Medical College School Of Medicine
Graduation year2000 (26 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1598898942
CorrectionsReport 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

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians