DAVID CHAO M.D.
NPI 1720371073
Internal Medicine in Pittsburgh, PA
About David Chao M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DAVID CHAO M.D. (NPI 1720371073) is an individual internal medicine provider in Pittsburgh, Pennsylvania, licensed in California (A130162) and active in the NPI registry since May 2011. He is enrolled in Medicare PECOS and is a graduate of Michigan State University College Of Human Medicine (2010).
NPPES Registry Identity
Specialties & Licenses
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
David Chao M.d. 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
3Medicare enrollment records show David Chao reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
San Diego, CA 92120
- Reassigned Medicare billing, California enrollment
- 13,921 clinicians in this Medicare group
Stockton, CA 95210
- Reassigned Medicare billing, California enrollment
- 20,078 clinicians in this Medicare group
Fremont, CA 94538
- Reassigned Medicare billing, California enrollment
- 7 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 15232 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.
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 David Chao's NPI number?
The NPI number for David Chao is 1720371073. It was assigned to this individual provider in the NPPES registry on May 19, 2011.
Where is David Chao located?
David Chao practices at 5230 Centre Ave School Of Nursing Building, Room 209, Pittsburgh, PA 15232. The listed phone number is (408) 569-5663.
What is David Chao's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is David Chao enrolled in Medicare?
Yes. David Chao 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 David Chao's services?
According to the CMS Revalidation Reassignment List (October 2026 release), David Chao reassigns Medicare benefits to 3 organizations: Southern California Permanente Medical Group (San Diego, CA), Permanente Medical Group Inc (Stockton, CA) and Ashit Jain MD Inc (Fremont, 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 David Chao'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 David Chao was last updated on February 11, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 years 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.
# David Chao, M.D. · NPI 1720371073
Internal Medicine physician in Pittsburgh, Pennsylvania. Individual provider, active in the CMS NPPES registry since May 19, 2011.
## Identity
- **NPI:** 1720371073 (Entity type: Individual)
- **Enumerated:** May 19, 2011
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** A130162 (California)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 5230 CENTRE AVE, SCHOOL OF NURSING BUILDING, ROOM 209, Pittsburgh, PA 15232-1304
- **Phone:** (408) 569-5663
## 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:** 3 organizations under Medicare reassignment (form CMS-855R): Southern California Permanente Medical Group (NPI 1225060742, San Diego, CA); Permanente Medical Group Inc (NPI 1548343510, Stockton, CA); Ashit Jain MD Inc (NPI 1720098387, Fremont, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Michigan State University College Of Human Medicine, class of 2010
## Record status
- **NPPES last updated:** February 11, 2022
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Source: [NPI Profile](https://npiprofile.com/npi/1720371073) · Data from the CMS NPPES public registry.