Quick answers
- Does Cynthia A. Hill accept Medicare assignment?
- Yes. Medicare's clinician data says Cynthia A. Hill 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 Cynthia A. Hill see?
- In 2024, CMS data shows 497 Original Medicare patients and 849 services for Cynthia A. Hill. This counts Original Medicare only and measures volume, not quality.
- What is Cynthia A. Hill's NPI number?
- 1639505175. 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 Cynthia A. Hill, 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 | 497 |
|---|---|
| Services billed to Medicare | 849 |
| Different services or procedures | 44 |
| Participating Medicare provider | Yes |
| Average age of these patients | 75 |
Most frequent services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)346 services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)105 services
- Automated urinalysis test (81003)78 services
- Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more (99215)60 services
- Detection test by multiplex amplified probe technique for severe acute respiratory syndrome coronavirus 2 (sars-cov-2) (covid-19), influenza virus types a and b, and respiratory syncytial virus (87637)30 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 cholesterol64%
- High blood pressure57%
- Arthritis45%
- Anxiety20%
- Osteoporosis20%
- Depression19%
Practice locations
Addresses where Cynthia A. Hill is enrolled with Medicare (CMS data updated October 2, 2026).
- 2025 Soquel AveSanta Cruez, CA 95062 (831) 423‑4111
- 4663 Scotts Valley DrScotts Valley, CA 95066 (831) 458‑6330
- 550 S Green Valley RdWatsonville, CA 95076 (831) 458‑5865
Group practices
Medicare enrollment lists Cynthia A. Hill as a member of this group (CMS data updated October 2, 2026).
- Sutter Bay Medical Foundation3,829 clinicians in the group
Specialties
- Family Practiceprimary
Other family doctors in Santa Cruez
Clinicians with the same Medicare primary specialty in Santa Cruez, CA — not a recommendation.
Other clinicians in Sutter Bay Medical Foundation
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Graduation year | 2010 (16 years since medical school) |
|---|---|
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1639505175 |
| 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
- 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