Michael Chai MD Inc
NPI 1568572949 · Internal Medicine Physician · Upland, CA
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael Chai MD Inc is a Internal Medicine Physician organization in Upland, CA (NPI 1568572949).
Provider details
- NPI number
- 1568572949
- Entity type
- Organization
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Michael Chai, Ceo(909) 920-6672
- License
- A78092 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-08-30
- Last updated
- 2020-08-22
Frequently asked questions
- What is Michael Chai MD Inc's NPI number?
- Michael Chai MD Inc's National Provider Identifier (NPI) is 1568572949, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Michael Chai MD Inc?
- Michael Chai MD Inc is classified in the NPPES registry as Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Chai MD Inc located?
- Michael Chai MD Inc's practice location on file with NPPES is 1113 Alta Av, Upland, CA 91786.
- What is Michael Chai MD Inc's phone number?
- The practice phone number listed in the NPPES registry for Michael Chai MD Inc is (909) 920-6672.
- Does Michael Chai MD Inc accept Medicare?
- Michael Chai MD Inc is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Michael Chai MD Inc?
- The authorized official listed on Michael Chai MD Inc's NPPES record is Michael Chai, Ceo. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Michael Chai MD Inc's NPI active?
- Yes — Michael Chai MD Inc's NPI (1568572949) is active in the NPPES registry as of the last update on 2020-08-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.