Quick answers
- Does Donna Maria Puzon accept Medicare assignment?
- Yes. Medicare's clinician data says Donna Maria Puzon 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 Donna Maria Puzon see?
- In 2024, CMS data shows 17 Original Medicare patients and 478 services for Donna Maria Puzon. This counts Original Medicare only and measures volume, not quality.
- What is Donna Maria Puzon's NPI number?
- 1801949524. 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 Donna Maria Puzon, 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 | 17 |
|---|---|
| Services billed to Medicare | 478 |
| Different services or procedures | 5 |
| Participating Medicare provider | Yes |
| Average age of these patients | 71 |
Most frequent services
- Nursing facility ventilation assistance and management (94004)180 services
- Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, 20 minutes or more (99308)169 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).
- Stroke or mini-stroke75%
- High blood pressure71%
- Diabetes71%
Practice locations
Addresses where Donna Maria Puzon is enrolled with Medicare (CMS data updated October 2, 2026).
- 1900 Sullivan AveDaly City, CA 94015 (650) 400‑0277
Group practices
Medicare enrollment lists Donna Maria Puzon as a member of this group (CMS data updated October 2, 2026).
- Thomas B Hazlehurst M D3 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Daly City
Clinicians with the same Medicare primary specialty in Daly City, CA — not a recommendation.
Other clinicians in Thomas B Hazlehurst M D
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | NP |
|---|---|
| Graduation year | 2006 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1801949524 |
| 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