Quick answers
- Does Zachary Claunch accept Medicare assignment?
- Yes. Medicare's clinician data says Zachary Claunch 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 Zachary Claunch see?
- In 2024, CMS data shows 337 Original Medicare patients and 18,627 services for Zachary Claunch. This counts Original Medicare only and measures volume, not quality.
- What is Zachary Claunch's NPI number?
- 1679264626. 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 Zachary Claunch, 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 | 337 |
|---|---|
| Services billed to Medicare | 18,627 |
| Different services or procedures | 56 |
| Participating Medicare provider | Yes |
| Average age of these patients | 75 |
Most frequent services
- Hyaluronan or derivative, gelsyn-3, for intra-articular injection, 0.1 mg (J7328)16,128 services
- Injection, methylprednisolone acetate, 1 mg (J1010)1,361 services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)311 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)138 services
- Aspiration and/or injection of fluid from large joint (20610)111 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 cholesterol73%
- High blood pressure70%
- Arthritis69%
- Diabetes28%
- Ischemic heart disease24%
- Depression23%
Hospitals where Zachary Claunch works
Medicare's Facility Affiliation Data lists Zachary Claunch 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.
- Dominican HospitalSanta Cruz, CA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 050242
Practice locations
Addresses where Zachary Claunch is enrolled with Medicare (CMS data updated October 2, 2026).
- 141 Raley Blvd, Suite 130Chico, CA 95928 (530) 399‑7000
- 18525 Sutter Blvd, Suite 170Morgan Hill, CA 95037 (408) 412‑8100
- 2405 Shadelands DrWalnut Creek, CA 94598 (925) 939‑8585
Group practices
Medicare enrollment lists Zachary Claunch as a member of these groups (CMS data updated October 2, 2026).
- Golden State Orthopedics and Spine182 clinicians in the group
- Physician Assistant Surgical Assist Inc36 clinicians in the group
Specialties
- Physician Assistantprimary
Other physician assistants in Chico
Clinicians with the same Medicare primary specialty in Chico, CA — not a recommendation.
Other clinicians in Golden State Orthopedics and Spine
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | PA |
|---|---|
| School | University Of Florida College Of Medicine |
| Graduation year | 2023 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1679264626 |
| 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