DR. MITCHELL ALLEN TIMMONS D.O.
NPI 1285806182
Internal Medicine - Cardiovascular Disease in Milwaukee, WI
About Dr. Mitchell Allen Timmons D.o. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. MITCHELL ALLEN TIMMONS D.O. (NPI 1285806182) is an individual cardiovascular disease provider in Milwaukee, Wisconsin, licensed in Minnesota (59029) and active in the NPI registry since March 2008. He is enrolled in Medicare PECOS, is affiliated with Winona Health Services, and maintains a secondary practice location in Minneapolis.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Other Identifiers 1
Accepted Insurance
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. Mitchell Allen Timmons D.o. 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
9Medicare enrollment records show Mitchell Timmons reassigns Medicare billing to 9 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Winona, MN 55987
- Reassigned Medicare billing, Minnesota enrollment
- 330 clinicians in this Medicare group
Hudson, WI 54016
- Reassigned Medicare billing, Wisconsin and Minnesota enrollments
- Also billed through NPI 1700235587 (Minnesota)
- 29 clinicians in this Medicare group
Cottage Grove, MN 55016
- Reassigned Medicare billing, Minnesota enrollment
- 2,361 clinicians in this Medicare group
Woodbury, MN 55125
- Reassigned Medicare billing, Minnesota enrollment
- 955 clinicians in this Medicare group
Rosemount, MN 55068
- Reassigned Medicare billing, Minnesota enrollment
- 2,302 clinicians in this Medicare group
Maplewood, MN 55109
- Reassigned Medicare billing, Minnesota enrollment
- 1,178 clinicians in this Medicare group
Saint Paul, MN 55102
- Reassigned Medicare billing, Minnesota enrollment
- 671 clinicians in this Medicare group
Burnsville, MN 55337
- Reassigned Medicare billing, Minnesota enrollment
- 4,038 clinicians in this Medicare group
Saint Paul, MN 55104
- Reassigned Medicare billing, Minnesota and Wisconsin enrollments
- Also billed through NPI 1932059110 (Wisconsin)
- 2,373 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 23
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 5
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Winona Health Services
Acute Care Hospitals · Winona, MNFairview Lakes Health Services
Acute Care Hospitals · Wyoming, MNM Health Fairview University Of Mn
Acute Care Hospitals · Minneapolis, MNM Health Fairview St John's Hospital
Acute Care Hospitals · Maplewood, MNM Health Fairview Woodwinds Hospital
Acute Care Hospitals · Woodbury, MNPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 53226 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.
MILWAUKEE, WI 53226
MILWAUKEE, WI 53226
MILWAUKEE, WI 53226
MILWAUKEE, WI 53226
MILWAUKEE, WI 53226
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 Mitchell Timmons's NPI number?
The NPI number for Mitchell Timmons is 1285806182. It was assigned to this individual provider in the NPPES registry on March 31, 2008.
Where is Mitchell Timmons located?
Mitchell Timmons practices at 9200 W Wisconsin Ave Department Of Internal Medicine, Milwaukee, WI 53226. The listed phone number is (414) 805-6850.
What is Mitchell Timmons's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.
Is Mitchell Timmons enrolled in Medicare?
Yes. Mitchell Timmons 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 Mitchell Timmons's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mitchell Timmons reassigns Medicare benefits to 9 organizations: Winona Health Services (Winona, MN), Fairview Express Care (Hudson, WI), Healtheast Medical Research Institute (Cottage Grove, MN), Healtheast Woodwinds Hospital (Woodbury, MN), Fairview Clinics (Rosemount, MN) and 4 more organizations, listed in the Medicare section above. 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 Mitchell Timmons's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Mitchell Timmons accept?
Health plans from Anthem Blue Cross and Blue Shield, HealthPartners, Sanford Health Plan and Security Health Plan list Mitchell Timmons as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is Mitchell Timmons affiliated with any hospitals?
According to CMS data, Mitchell Timmons is affiliated with Winona Health Services, Fairview Lakes Health Services, M Health Fairview University Of Mn, M Health Fairview St John's Hospital and M Health Fairview Woodwinds Hospital.
When was this NPI record last updated?
The NPPES record for Mitchell Timmons was last updated on January 18, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.
# Dr. Mitchell Allen Timmons, D.O. · NPI 1285806182
Cardiovascular Disease physician in Milwaukee, Wisconsin. Individual provider, active in the CMS NPPES registry since March 31, 2008.
## Identity
- **NPI:** 1285806182 (Entity type: Individual)
- **Enumerated:** March 31, 2008
- **Primary specialty:** Internal Medicine - Cardiovascular Disease · taxonomy 207RC0000X
- **State license:** 59029 (Minnesota)
- **Sole proprietor:** No
## Practice location
- **Address:** 9200 W WISCONSIN AVE, DEPARTMENT OF INTERNAL MEDICINE, Milwaukee, WI 53226-3522
- **Phone:** (414) 805-6850 · **Fax:** (414) 805-6851
## 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:** 9 organizations under Medicare reassignment (form CMS-855R): Winona Health Services (NPI 1295789352, Winona, MN); Fairview Express Care (NPI 1467159210, Hudson, WI); Healtheast Medical Research Institute (NPI 1801842729, Cottage Grove, MN); Healtheast Woodwinds Hospital (NPI 1356309322, Woodbury, MN); Fairview Clinics (NPI 1952548109, Rosemount, MN); and 4 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2008
## Record status
- **NPPES last updated:** January 18, 2024
- **Other identifiers:** Medicaid 1285806182 (WI)
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Source: [NPI Profile](https://npiprofile.com/npi/1285806182) · Data from the CMS NPPES public registry.