ALEXANDER PHILLIP SUNG
NPI 1255080891
Internal Medicine in Pasadena, CA
About Alexander Phillip Sung NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ALEXANDER PHILLIP SUNG (NPI 1255080891) is an individual internal medicine provider in Pasadena, California, licensed in California (A187156) and active in the NPI registry since March 2022. He is enrolled in Medicare PECOS and is a graduate of University Of Nevada School Of Medicine (2022).
NPPES Registry Identity
Specialties & Licenses
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Alexander Phillip Sung 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 91105 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 8
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
PASADENA, CA 91105
PASADENA, CA 91105
PASADENA, CA 91105
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 Alexander Sung's NPI number?
The NPI number for Alexander Sung is 1255080891. It was assigned to this individual provider in the NPPES registry on March 21, 2022.
Where is Alexander Sung located?
Alexander Sung practices at 625 S Fair Oaks Ave Ste 280, Pasadena, CA 91105. The listed phone number is (626) 304-0070.
What is Alexander Sung's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Alexander Sung enrolled in Medicare?
Yes. Alexander Sung 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.
When was this NPI record last updated?
The NPPES record for Alexander Sung was last updated on October 1, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.
# Alexander Phillip Sung · NPI 1255080891
Internal Medicine physician in Pasadena, California. Individual provider, active in the CMS NPPES registry since March 21, 2022.
## Identity
- **NPI:** 1255080891 (Entity type: Individual)
- **Enumerated:** March 21, 2022
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** A187156 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 625 S FAIR OAKS AVE STE 280, Pasadena, CA 91105-2670
- **Phone:** (626) 304-0070
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Medical school:** University Of Nevada School Of Medicine, class of 2022
## Record status
- **NPPES last updated:** October 1, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1255080891) · Data from the CMS NPPES public registry.