DR. KENNETH MILLS M.D.
NPI 1023016292
Internal Medicine in San Francisco, CA
About Dr. Kenneth Mills M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. KENNETH MILLS M.D. (NPI 1023016292) is an individual internal medicine provider in San Francisco, California, licensed in California (G27664) and active in the NPI registry since July 2005. He is enrolled in Medicare PECOS and is a graduate of Michigan State University College Of Human Medicine (1973).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 1
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. Kenneth Mills 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
2Medicare enrollment records show Kenneth Mills reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
San Francisco, CA 94117
- Reassigned Medicare billing, California enrollment
- Medicare enrollment name: Dignity Health
- 38 clinicians in this Medicare group
San Francisco, CA 94117
- Reassigned Medicare billing, California enrollment
- 14 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 7
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 94117 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 94117
SAN FRANCISCO, CA 94117
SAN FRANCISCO, CA 94117
SAN FRANCISCO, CA 94117
SAN FRANCISCO, CA 94117
SAN FRANCISCO, CA 94117
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 Kenneth Mills's NPI number?
The NPI number for Kenneth Mills is 1023016292. It was assigned to this individual provider in the NPPES registry on July 12, 2005.
Where is Kenneth Mills located?
Kenneth Mills practices at 1 Shrader St Suite 640, San Francisco, CA 94117. The listed phone number is (415) 752-0100.
What is Kenneth Mills's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Kenneth Mills enrolled in Medicare?
Yes. Kenneth Mills 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 Kenneth Mills's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Kenneth Mills reassigns Medicare benefits to 2 organizations: Ucsf Health Community Hospitals (San Francisco, CA) and Mercy Doctors Medical Group Inc (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 Kenneth Mills'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 Kenneth Mills was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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. Kenneth Mills, M.D. · NPI 1023016292
Internal Medicine physician in San Francisco, California. Individual provider, active in the CMS NPPES registry since July 12, 2005.
## Identity
- **NPI:** 1023016292 (Entity type: Individual)
- **Enumerated:** July 12, 2005
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** G27664 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 1 SHRADER ST, SUITE 640, San Francisco, CA 94117-1016
- **Phone:** (415) 752-0100 · **Fax:** (415) 752-7103
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): Ucsf Health Community Hospitals (NPI 1780727792, San Francisco, CA); Mercy Doctors Medical Group Inc (NPI 1801809447, San Francisco, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Michigan State University College Of Human Medicine, class of 1973
## Record status
- **NPPES last updated:** July 13, 2026
- **Other identifiers:** Medicaid 00G276640 (CA)
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Source: [NPI Profile](https://npiprofile.com/npi/1023016292) · Data from the CMS NPPES public registry.