Quick answers
- Does Kathryn R. Chan accept Medicare assignment?
- Yes. Medicare's clinician data says Kathryn R. Chan 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 Kathryn R. Chan see?
- In 2024, CMS data shows 446 Original Medicare patients and 87,895 services for Kathryn R. Chan. This counts Original Medicare only and measures volume, not quality.
- What is Kathryn R. Chan's NPI number?
- 1588698369. 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 Kathryn R. Chan, 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 | 446 |
|---|---|
| Services billed to Medicare | 87,895 |
| Different services or procedures | 133 |
| Participating Medicare provider | Yes |
| Average age of these patients | 75 |
Most frequent services
- Injection, aprepitant, 1 mg (J0185)10,660 services
- Injection, denosumab, 1 mg (J0897)4,380 services
- Injection, paclitaxel, 1 mg (J9267)4,344 services
- Injection, dexamethasone sodium phosphate, 1 mg (J1100)1,330 services
- Injection, ferric derisomaltose, 10 mg (J1437)1,200 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 cholesterol67%
- Cancer (breast, colorectal, lung, prostate, endometrial or leukemia/lymphoma)64%
- High blood pressure59%
- Arthritis41%
- Diabetes25%
- Ischemic heart disease24%
Hospitals where Kathryn R. Chan works
Medicare's Facility Affiliation Data lists Kathryn R. Chan 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.
- CHRISTUS St Vincent Regional Medical CenterSanta Fe, NM · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 320002
- Holy Cross Hospital a Div of Taos Health SystemsTaos, NM · Critical Access Hospital · Medicare rating: 1 of 5 stars · Emergency services: listed by Medicare · CCN 321310
- Los Alamos Medical CenterLos Alamos, NM · Acute Care Hospital · Emergency services: listed by Medicare · CCN 320033
- UNM HospitalAlbuquerque, NM · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 320001
Practice locations
Addresses where Kathryn R. Chan is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 6; the Medicare profile lists all.
- 2085 S Pacheco StSanta Fe, NM 87505 (505) 670‑8292
- 2990 Rodeo Park Dr ESanta Fe, NM 87505 (505) 913‑8900
- 2990 Rodeo Park Dr E, CHRISTUS St VincentSanta Fe, NM 87505 (505) 428‑5400
- 433 Saint Michaels DrSanta Fe, NM 87505 (505) 988‑1232
- 445 Saint Michaels DrSanta Fe, NM 87505 (505) 913‑8900
Group practices
Medicare enrollment lists Kathryn R. Chan as a member of these groups (CMS data updated October 2, 2026).
- St Vincent Hospital310 clinicians in the group
- Nexus Health31 clinicians in the group
Specialties
- Internal Medicineprimary
- Medical Oncologyalso
Other internal medicine doctors in Santa Fe
Clinicians with the same Medicare primary specialty in Santa Fe, NM — not a recommendation.
Other clinicians in St Vincent Hospital
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2000 (26 years since medical school) |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1588698369 |
| 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