DR. YEW SONG CHENG MD
NPI 1346690336
Otolaryngology in San Francisco, CA
About Dr. Yew Song Cheng Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. YEW SONG CHENG MD (NPI 1346690336) is an individual otolaryngology provider in San Francisco, California, licensed in California (A188457) and active in the NPI registry since June 2016. He is enrolled in Medicare PECOS and is a graduate of Other (2013).
NPPES Registry Identity
Specialties & Licenses 2
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Dr. Yew Song Cheng Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
4Medicare enrollment records show Yew Song Cheng reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
San Francisco, CA 94110
- Reassigned Medicare billing, California enrollment
- 1,573 clinicians in this Medicare group
San Francisco, CA 94110
- Reassigned Medicare billing, California enrollment
- 637 clinicians in this Medicare group
San Francisco, CA 94143
- Reassigned Medicare billing, California enrollment
- 5,645 clinicians in this Medicare group
San Francisco, CA 94122
- Reassigned Medicare billing, California enrollment
- 5,544 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 4
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 94110 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
SAN FRANCISCO, CA 94110
SAN FRANCISCO, CA 94110
SAN FRANCISCO, CA 94110
SAN FRANCISCO, CA 94110
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Yew Song Cheng's NPI number?
The NPI number for Yew Song Cheng is 1346690336. It was assigned to this individual provider in the NPPES registry on June 21, 2016.
Where is Yew Song Cheng located?
Yew Song Cheng practices at 1001 Potrero Ave Bldg.5, #4m, San Francisco, CA 94110. The listed phone number is (628) 206-5476.
What is Yew Song Cheng's specialty?
The primary specialty registered for this NPI is Otolaryngology with taxonomy code 207Y00000X.
Is Yew Song Cheng enrolled in Medicare?
Yes. Yew Song Cheng is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Yew Song Cheng's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Yew Song Cheng reassigns Medicare benefits to 4 organizations: City & County Of San Francisco (San Francisco, CA), University Of California Sfgh Medical Group (San Francisco, CA), University Of California San Francisco (San Francisco, CA) and Ucsf Medical Group Business Services (San Francisco, CA). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Yew Song Cheng's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Yew Song Cheng was last updated on April 6, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Dr. Yew Song Cheng, MD · NPI 1346690336
Otolaryngology physician in San Francisco, California. Individual provider, active in the CMS NPPES registry since June 21, 2016.
## Identity
- **NPI:** 1346690336 (Entity type: Individual)
- **Enumerated:** June 21, 2016
- **Primary specialty:** Otolaryngology · taxonomy 207Y00000X
- **State license:** A188457 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 1001 POTRERO AVE, BLDG.5, #4M, San Francisco, CA 94110
- **Phone:** (628) 206-5476
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 4 organizations under Medicare reassignment (form CMS-855R): City & County Of San Francisco (NPI 1083648810, San Francisco, CA); University Of California Sfgh Medical Group (NPI 1073836060, San Francisco, CA); University Of California San Francisco (NPI 1346329380, San Francisco, CA); Ucsf Medical Group Business Services (NPI 1477624104, San Francisco, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2013
## Record status
- **NPPES last updated:** April 6, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1346690336) · Data from the CMS NPPES public registry.