MARGARET SOW
NPI 1871059436
Nurse Practitioner - Family in Plymouth, MI
About Margaret Sow NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARGARET SOW (NPI 1871059436) is an individual family provider in Plymouth, Michigan, licensed in Michigan (4704399492) and active in the NPI registry since February 2019. She is enrolled in Medicare PECOS, maintains 6 additional practice locations, and is a graduate of Other (2019).
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Locations 6
Other Identifiers 2
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
Margaret Sow 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 Margaret Sow reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Columbus, OH 43215
- Reassigned Medicare billing, Ohio enrollment
- 60 clinicians in this Medicare group
Crown Point, IN 46307
- Reassigned Medicare billing, Indiana, Kentucky and Michigan enrollments
- 83 clinicians in this Medicare group
Altoona, PA 16602
- Reassigned Medicare billing, Pennsylvania enrollment
- 20 clinicians in this Medicare group
Memphis, TN 38119
- Reassigned Medicare billing, Tennessee enrollment
- Medicare enrollment name: Guidestar Eldercare - Tn, PC
- 30 clinicians in this Medicare group
Garland, TX 75040
- Reassigned Medicare billing, Texas enrollment
- 25 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 3
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 48170 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 11
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
PLYMOUTH, MI 48170
PLYMOUTH, MI 48170
PLYMOUTH, MI 48170
PLYMOUTH, MI 48170
PLYMOUTH, MI 48170
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 Margaret Sow's NPI number?
The NPI number for Margaret Sow is 1871059436. It was assigned to this individual provider in the NPPES registry on February 19, 2019.
Where is Margaret Sow located?
Margaret Sow practices at 40600 Ann Arbor Rd E Ste 201, Plymouth, MI 48170. The listed phone number is (574) 546-1900.
What is Margaret Sow's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Margaret Sow enrolled in Medicare?
Yes. Margaret Sow 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 Margaret Sow's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Margaret Sow reassigns Medicare benefits to 5 organizations: Guidestar Eldercare Corp -Oh (Columbus, OH), Neurology And Pain Management Associates PC (Crown Point, IN), Guidestar Eldercare - PA (Altoona, PA), Guidestar Eldercare - Tn, P.C. (Memphis, TN) and Guidestar Eldercare Neuro-Psychiatric Group - Texas PA (Garland, TX). 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 Margaret Sow's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Margaret Sow accept?
Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian, Anthem Blue Cross and Blue Shield and CareSource and 4 other insurers list Margaret Sow 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 Margaret Sow was last updated on October 1, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.
# Margaret Sow · NPI 1871059436
Family physician in Plymouth, Michigan. Individual provider, active in the CMS NPPES registry since February 19, 2019.
## Identity
- **NPI:** 1871059436 (Entity type: Individual)
- **Enumerated:** February 19, 2019
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** 4704399492 (Michigan)
- **Sole proprietor:** No
## Practice location
- **Address:** 40600 ANN ARBOR RD E STE 201, Plymouth, MI 48170-4675
- **Phone:** (574) 546-1900 · **Fax:** (574) 546-1999
## 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): Guidestar Eldercare Corp -Oh (NPI 1962023424, Columbus, OH); Neurology And Pain Management Associates PC (NPI 1518900620, Crown Point, IN); Guidestar Eldercare - PA (NPI 1265311021, Altoona, PA); Guidestar Eldercare - Tn, P.C. (NPI 1023791449, Memphis, TN); Guidestar Eldercare Neuro-Psychiatric Group - Texas PA (NPI 1588233233, Garland, TX) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2019
## Record status
- **NPPES last updated:** October 1, 2025
- **Other identifiers:** Other 34995 (TN); Other APRN.CNP.024561 (OH)
---
Source: [NPI Profile](https://npiprofile.com/npi/1871059436) · Data from the CMS NPPES public registry.