MRS. JOANNA PENNYWELL
NPI 1144755984
Nurse Anesthetist, Certified Registered in Trenton, MI
About Mrs. Joanna Pennywell NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MRS. JOANNA PENNYWELL (NPI 1144755984) is an individual nurse anesthetist, certified registered in Trenton, Michigan, licensed in Michigan (4704248741) and active in the NPI registry since May 2017. She is affiliated with Henry Ford Health Wyandotte Hospital and is a graduate of Other (2017).
NPPES Registry Identity
Specialties & Licenses
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
Mrs. Joanna Pennywell 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
6Medicare enrollment records show Joanna Pennywell reassigns Medicare billing to 6 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Trenton, MI 48183
- Reassigned Medicare billing, Michigan enrollment
- Also billed through NPI 1710205844 (Michigan)
- 197 clinicians in this Medicare group
Monroe, MI 48161
- Reassigned Medicare billing, Michigan enrollment
- 33 clinicians in this Medicare group
Detroit, MI 48236
- Reassigned Medicare billing, Michigan enrollment
- 132 clinicians in this Medicare group
Jackson, MI 49201
- Reassigned Medicare billing, Michigan enrollment
- 107 clinicians in this Medicare group
Okemos, MI 48864
- Reassigned Medicare billing, Michigan enrollment
- 90 clinicians in this Medicare group
Irving, TX 75038
- Reassigned Medicare billing, Michigan enrollment
- 905 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.
Henry Ford Health Wyandotte Hospital
Acute Care Hospitals · Wyandotte, MIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 48183 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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 Joanna Pennywell's NPI number?
The NPI number for Joanna Pennywell is 1144755984. It was assigned to this individual provider in the NPPES registry on May 1, 2017.
Where is Joanna Pennywell located?
Joanna Pennywell practices at 2181 Sheraton Dr, Trenton, MI 48183. The listed phone number is (313) 401-6739.
What is Joanna Pennywell's specialty?
The primary specialty registered for this NPI is Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.
Is Joanna Pennywell enrolled in Medicare?
Yes. Joanna Pennywell 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 Joanna Pennywell's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Joanna Pennywell reassigns Medicare benefits to 6 organizations: Henry Ford Wyandotte Hospital (Trenton, MI), Anupama Shah MD, Plc (Monroe, MI), Henry Ford Health St. John Hospital (Detroit, MI), W.A. Foote Memorial Hospital (Jackson, MI), Capital Area Anesthesia PC (Okemos, MI) and 1 more organization, 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 Joanna Pennywell's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Joanna Pennywell accept?
Health plans from Blue Care Network of Michigan, Blue Cross Blue Shield of Michigan Mutual Insurance Company and Priority Health list Joanna Pennywell 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 Joanna Pennywell affiliated with any hospitals?
According to CMS data, Joanna Pennywell is affiliated with Henry Ford Health Wyandotte Hospital.
When was this NPI record last updated?
The NPPES record for Joanna Pennywell was last updated on October 29, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.
# Mrs. Joanna Pennywell · NPI 1144755984
Nurse Anesthetist, Certified Registered physician in Trenton, Michigan. Individual provider, active in the CMS NPPES registry since May 1, 2017.
## Identity
- **NPI:** 1144755984 (Entity type: Individual)
- **Enumerated:** May 1, 2017
- **Primary specialty:** Nurse Anesthetist, Certified Registered · taxonomy 367500000X
- **State license:** 4704248741 (Michigan)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 2181 SHERATON DR, Trenton, MI 48183-1944
- **Phone:** (313) 401-6739
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Bills Medicare through:** 6 organizations under Medicare reassignment (form CMS-855R): Henry Ford Wyandotte Hospital (NPI 1144634403, Trenton, MI); Anupama Shah MD, Plc (NPI 1679864623, Monroe, MI); Henry Ford Health St. John Hospital (NPI 1598896995, Detroit, MI); W.A. Foote Memorial Hospital (NPI 1598776718, Jackson, MI); Capital Area Anesthesia PC (NPI 1538105010, Okemos, MI); and 1 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2017
## Record status
- **NPPES last updated:** October 29, 2019
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Source: [NPI Profile](https://npiprofile.com/npi/1144755984) · Data from the CMS NPPES public registry.