DR. AMY MARGARET WILLIAMS PHD
NPI 1922441856
Psychologist - Clinical in Detroit, MI
About Dr. Amy Margaret Williams Phd NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. AMY MARGARET WILLIAMS PHD (NPI 1922441856) is an individual clinical provider in Detroit, Michigan, licensed in Michigan (6301016273) and active in the NPI registry since April 2013. She is enrolled in Medicare PECOS and is a graduate of Other (2014).
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
Dr. Amy Margaret Williams 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
2Medicare enrollment records show Amy Williams reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Detroit, MI 48202
- Reassigned Medicare billing, Michigan enrollment
- 52 clinicians in this Medicare group
Jackson, MI 49201
- Reassigned Medicare billing, Michigan 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 48202 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.
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 Amy Williams's NPI number?
The NPI number for Amy Williams is 1922441856. It was assigned to this individual provider in the NPPES registry on April 10, 2013.
Where is Amy Williams located?
Amy Williams practices at 2799 W Grand Blvd K-8 Otolaryngology Henry Ford Hospital,, Detroit, MI 48202. The listed phone number is (313) 461-1087.
What is Amy Williams's specialty?
The primary specialty registered for this NPI is Psychologist, specializing in Clinical, with taxonomy code 103TC0700X.
Is Amy Williams enrolled in Medicare?
Yes. Amy Williams 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 Amy Williams's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Amy Williams reassigns Medicare benefits to 2 organizations: Henry Ford Health System (Detroit, MI) and W. A. Foote Memorial Hospital, Inc. (Jackson, MI). 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 Amy Williams's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Amy Williams accept?
Health plans from Blue Cross Blue Shield of Michigan Mutual Insurance Company, Oscar Insurance Company and Priority Health list Amy Williams 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.
When was this NPI record last updated?
The NPPES record for Amy Williams was last updated on March 2, 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.
# Dr. Amy Margaret Williams, PHD · NPI 1922441856
Clinical provider in Detroit, Michigan. Individual provider, active in the CMS NPPES registry since April 10, 2013.
## Identity
- **NPI:** 1922441856 (Entity type: Individual)
- **Enumerated:** April 10, 2013
- **Primary specialty:** Psychologist - Clinical · taxonomy 103TC0700X
- **State license:** 6301016273 (Michigan)
- **Sole proprietor:** No
## Practice location
- **Address:** 2799 W GRAND BLVD, K-8 OTOLARYNGOLOGY HENRY FORD HOSPITAL,, Detroit, MI 48202
- **Phone:** (313) 461-1087
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Henry Ford Health System (NPI 1114001468, Detroit, MI); W. A. Foote Memorial Hospital, Inc. (NPI 1326078866, Jackson, MI) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2014
## Record status
- **NPPES last updated:** March 2, 2021
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Source: [NPI Profile](https://npiprofile.com/npi/1922441856) · Data from the CMS NPPES public registry.