Woon Teck Yap, MD
Internal Medicine · San Francisco, CA
At a glance
505 Parnassus Ave Fl 3, San Francisco, CA 94143-2204
NPPES record updated Oct 5, 2026. Public records can lag behind changes at a practice.
Before you call: a quick checklist
- Are you accepting new patients?
- Do you accept my specific insurance plan?
- Do you provide the service I need at this address?
- Do I need a referral, and what is the earliest appointment?
Insurance participation and appointment availability are not established by these public records.
Medicare & insurance
Insurance participation is not established by these public records. Ask the practice and your insurer about your specific plan and this location.
How to check your coverage
Use your plan’s provider directory or the member-services number on your insurance card. Confirm the clinician, practice address, service, and whether a referral is required. A missing opt-out record does not establish Medicare acceptance.
Check the official Medicare directory ↗Practice location
505 Parnassus Ave Fl 3San Francisco, CA 94143-2204
Additional reported practice locations
601 Elmwood AveRochester, NY 146422604
Phone: 5852752734 9300 Campus Point Dr
La Jolla, CA 920371300
Phone: 8009268273 330 Lewis St
San Diego, CA 921032108
Phone: 8009268273 4250 1St Ave
San Diego, CA 92103
Phone: 8009268273 200 W Arbor Dr
San Diego, CA 921039000
Phone: 8009268273 1415 Ross Ave
El Centro, CA 922434306
Phone: 8009268273 9400 Campus Point Dr
La Jolla, CA 920931350
Phone: 8009268273 6655 Alvarado Rd
San Diego, CA 921205208
Phone: 8009268273
Education & affiliations
- Medical / professional school
- Not reported in this file
- Graduation year
- 2016
- CMS specialties
- Diagnostic Radiology · Interventional Radiology
Practice groups
Reported hospital affiliations
- Nicholas H Noyes Memorial Hospital Dansville, NY
- St James Hospital Hornell, NY
- Strong Memorial Hospital Rochester, NY
- Uc San Diego Health Hillcrest - Hillcrest Med Ctr San Diego, CA
- University Of California Davis Medical Center Sacramento, CA
Graduation year does not establish years in practice. A reported affiliation does not establish employment, current admitting privileges, or insurance participation.
Source: CMS National Downloadable File · Published Oct 15, 2026.
Source: CMS Facility Affiliation Data · Published Oct 15, 2026.
Procedures in the public data
Reported activity can help you ask more informed questions about a practice’s services.
No displayed procedure-category record in this release. This does not mean the clinician performs no procedures.
CMS uses a one-year claims window with a reporting lag. Counts cover the Medicare activity included by CMS, not all patients. “1–10” is a published range. Volume is not a quality or outcomes score. Coverage and methodology
Source: CMS Utilization Data · Published Oct 15, 2026.
Find providers with a similar service mix
Compare 2024 published Medicare activity in the same reported specialty, here or in another city.
Industry-reported general payments
No matching general-payment summary in the imported release. This is not a verified zero and does not rule out other payment types or years.
Source: CMS 2025 payments grouped by covered recipient and nature of payments · Published Jun 30, 2026.
Professional details: NPI, taxonomy & registry record
Registry details
- Primary taxonomy
- Internal Medicine
- Taxonomy code
- 207R00000X
- Enumeration date
- Feb 11, 2015
- Record updated
- Oct 5, 2026
More registry details
- Provider type
- Individual · Type 1
- Other reported name
- JONATHAN WOON TECK YAP
- Reported credentials
- MD
Reported taxonomies and licenses
207R00000X · Primary
License reported: A152654 CA
207R00000X
License reported: 330656 NY
2085R0202X
License reported: A152654 CA
License numbers and credentials are reported to NPPES; HCPList does not independently verify them.
Practice location
505 Parnassus Ave Fl 3San Francisco, CA 94143-2204
- Phone
- (415) 353-1968
Mailing address
200 W ARBOR DRSAN DIEGO, CA 921039000
Information may be outdated or incomplete. Confirm details directly with the practice. HCPList is an independent directory and is not affiliated with CMS.
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