PATRICIA RIVERA M.D.
NPI 1144684242
Obstetrics & Gynecology - Obstetrics in Mount Pleasant, WI
About Patricia Rivera M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
PATRICIA RIVERA M.D. (NPI 1144684242) is an individual obstetrics provider in Mount Pleasant, Wisconsin, licensed in Wisconsin (69273) and active in the NPI registry since April 2016. She is enrolled in Medicare PECOS, is affiliated with Ascension All Saints Hospital, and maintains 2 additional practice locations.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Locations 2
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
Patricia Rivera 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
5Medicare enrollment records show Patricia Rivera reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Milwaukee, WI 53211
- Reassigned Medicare billing, Wisconsin enrollment
- 1,343 clinicians in this Medicare group
Mount Horeb, WI 53572
- Reassigned Medicare billing, Wisconsin enrollment
- 166 clinicians in this Medicare group
Neenah, WI 54956
- Reassigned Medicare billing, Wisconsin enrollment
- 444 clinicians in this Medicare group
Greenville, SC 29607
- Reassigned Medicare billing, California enrollment
- Medicare enrollment name: Obhg California PC
- 711 clinicians in this Medicare group
Stockton, CA 95204
- Reassigned Medicare billing, California enrollment
- 83 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
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.
Ascension All Saints Hospital
Acute Care Hospitals · Racine, WIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 53405 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 19
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
MOUNT PLEASANT, WI 53405
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 Patricia Rivera's NPI number?
The NPI number for Patricia Rivera is 1144684242. It was assigned to this individual provider in the NPPES registry on April 5, 2016.
Where is Patricia Rivera located?
Patricia Rivera practices at 3821 Spring St, Mount Pleasant, WI 53405. The listed phone number is (262) 687-8460.
What is Patricia Rivera's specialty?
The primary specialty registered for this NPI is Obstetrics & Gynecology, specializing in Obstetrics, with taxonomy code 207VX0000X.
Is Patricia Rivera enrolled in Medicare?
Yes. Patricia Rivera 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 Patricia Rivera's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Patricia Rivera reassigns Medicare benefits to 5 organizations: Ascension Medical Group-Southeast Wisconsin Inc (Milwaukee, WI), Upland Hills Health, Inc (Mount Horeb, WI), Ascension Medical Group-Fox Valley Wisconsin, Inc (Neenah, WI), Obhg California, P.C. (Greenville, SC) and Dhp Of California Medical Group Inc (Stockton, 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 Patricia Rivera's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Patricia Rivera accept?
Health plans from Anthem Blue Cross and Blue Shield, Blue Cross and Blue Shield of Oklahoma, Dean Health Plan and Sanford Health Plan list Patricia Rivera 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 Patricia Rivera affiliated with any hospitals?
According to CMS data, Patricia Rivera is affiliated with Ascension All Saints Hospital.
When was this NPI record last updated?
The NPPES record for Patricia Rivera was last updated on September 15, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 45 days 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.
# Patricia Rivera, M.D. · NPI 1144684242
Obstetrics physician in Mount Pleasant, Wisconsin. Individual provider, active in the CMS NPPES registry since April 5, 2016.
## Identity
- **NPI:** 1144684242 (Entity type: Individual)
- **Enumerated:** April 5, 2016
- **Primary specialty:** Obstetrics & Gynecology - Obstetrics · taxonomy 207VX0000X
- **State license:** 69273 (Wisconsin)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 3821 SPRING ST, Mount Pleasant, WI 53405-1667
- **Phone:** (262) 687-8460
## 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:** 5 organizations under Medicare reassignment (form CMS-855R): Ascension Medical Group-Southeast Wisconsin Inc (NPI 1194473066, Milwaukee, WI); Upland Hills Health, Inc (NPI 1245628452, Mount Horeb, WI); Ascension Medical Group-Fox Valley Wisconsin, Inc (NPI 1730126392, Neenah, WI); Obhg California, P.C. (NPI 1215258892, Greenville, SC); Dhp Of California Medical Group Inc (NPI 1679836084, Stockton, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Illinois College Of Med, class of 2016
## Record status
- **NPPES last updated:** September 15, 2026
- **Other identifiers:** Medicaid 100079535 (WI)
---
Source: [NPI Profile](https://npiprofile.com/npi/1144684242) · Data from the CMS NPPES public registry.