MICHAEL AUSTIN JOHNSON MD, PHD
NPI 1629397153
Emergency Medicine in Sacramento, CA
About Michael Austin Johnson Md, Phd NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MICHAEL AUSTIN JOHNSON MD, PHD (NPI 1629397153) is an individual emergency medicine provider in Sacramento, California, licensed in California (130811) and active in the NPI registry since May 2010. He is enrolled in Medicare PECOS, is affiliated with University Of Utah Hospitals And Clinics, and is a graduate of University Of Wisconsin School Of Medicine (2010).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 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
Michael Austin Johnson Md, Phd 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 Michael Johnson reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Sacramento, CA 95819
- Reassigned Medicare billing, California enrollment
- 2,323 clinicians in this Medicare group
Woodland, CA 95695
- Reassigned Medicare billing, California enrollment
- 45 clinicians in this Medicare group
Salt Lake City, UT 84132
- Reassigned Medicare billing, Utah enrollment
- 2,620 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 2
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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
University Of Utah Hospitals And Clinics
Acute Care Hospitals · Salt Lake City, UTPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 95817 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
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.
SACRAMENTO, CA 95817
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 Michael Johnson's NPI number?
The NPI number for Michael Johnson is 1629397153. It was assigned to this individual provider in the NPPES registry on May 24, 2010.
Where is Michael Johnson located?
Michael Johnson practices at 2315 Stockton Blvd Uc Davis Medical Center, Sacramento, CA 95817. The listed phone number is (608) 712-7152.
What is Michael Johnson's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Michael Johnson enrolled in Medicare?
Yes. Michael Johnson 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 Michael Johnson's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Michael Johnson reassigns Medicare benefits to 3 organizations: Cep America - California (Sacramento, CA), Woodland Emergency Physicians Medical Group Inc (Woodland, CA) and University Of Utah Adult Services (Salt Lake City, UT). 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 Michael Johnson's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Michael Johnson affiliated with any hospitals?
According to CMS data, Michael Johnson is affiliated with University Of Utah Hospitals And Clinics.
When was this NPI record last updated?
The NPPES record for Michael Johnson was last updated on October 21, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.
# Michael Austin Johnson, MD, PHD · NPI 1629397153
Emergency Medicine physician in Sacramento, California. Individual provider, active in the CMS NPPES registry since May 24, 2010.
## Identity
- **NPI:** 1629397153 (Entity type: Individual)
- **Enumerated:** May 24, 2010
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** 130811 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 2315 STOCKTON BLVD, UC DAVIS MEDICAL CENTER, Sacramento, CA 95817-2201
- **Phone:** (608) 712-7152
## 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): Cep America - California (NPI 1356695092, Sacramento, CA); Woodland Emergency Physicians Medical Group Inc (NPI 1881868164, Woodland, CA); University Of Utah Adult Services (NPI 1578967345, Salt Lake City, UT) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Wisconsin School Of Medicine, class of 2010
## Record status
- **NPPES last updated:** October 21, 2021
- **Other identifiers:** Medicaid 16426541 (CO); Other 023892 (CO)
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Source: [NPI Profile](https://npiprofile.com/npi/1629397153) · Data from the CMS NPPES public registry.