DR. SIMREN SINGH DO
NPI 1801323704
Psychiatry & Neurology - Psychiatry in Ypsilanti, MI
About Dr. Simren Singh Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. SIMREN SINGH DO (NPI 1801323704) is an individual psychiatry provider in Ypsilanti, Michigan, licensed in North Carolina (2024-02799) and active in the NPI registry since May 2017. He is enrolled in Medicare PECOS, is affiliated with Rex Hospital, and maintains a secondary practice location in Raleigh.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 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. Simren Singh Do 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 Simren Singh reassigns Medicare billing to 6 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Ypsilanti, MI 48197
- Reassigned Medicare billing, Michigan enrollment
- 1,480 clinicians in this Medicare group
Ypsilanti, MI 48197
- Reassigned Medicare billing, Michigan enrollment
- 180 clinicians in this Medicare group
Westland, MI 48186
- Reassigned Medicare billing, Michigan enrollment
- 96 clinicians in this Medicare group
Brighton, MI 48114
- Reassigned Medicare billing, Michigan enrollment
- 71 clinicians in this Medicare group
Raleigh, NC 27607
- Reassigned Medicare billing, North Carolina enrollment
- 701 clinicians in this Medicare group
Garner, NC 27529
- Reassigned Medicare billing, North Carolina enrollment
- 42 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.
Rex Hospital
Acute Care Hospitals · Raleigh, NCPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 48197 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.
YPSILANTI, MI 48197
YPSILANTI, MI 48197
YPSILANTI, MI 48197
YPSILANTI, MI 48197
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 Simren Singh's NPI number?
The NPI number for Simren Singh is 1801323704. It was assigned to this individual provider in the NPPES registry on May 22, 2017.
Where is Simren Singh located?
Simren Singh practices at 5301 Mcauley Dr, Ypsilanti, MI 48197. The listed phone number is (734) 712-3456.
What is Simren Singh's specialty?
The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.
Is Simren Singh enrolled in Medicare?
Yes. Simren Singh 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 Simren Singh's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Simren Singh reassigns Medicare benefits to 6 organizations: Iha Health Services Corporation (Ypsilanti, MI), St Joseph Mercy Hospital (Ypsilanti, MI), State Of Michigan Office Of Financial Management (Westland, MI), Saint Joseph Mercy Livingston Hospital (Brighton, MI), North Carolina Mg, LLC (Raleigh, NC) 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 Simren Singh's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Simren Singh accept?
Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian, Blue Care Network of Michigan and Blue Cross Blue Shield of Michigan Mutual Insurance Company and 2 other insurers list Simren Singh 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 Simren Singh affiliated with any hospitals?
According to CMS data, Simren Singh is affiliated with Rex Hospital.
When was this NPI record last updated?
The NPPES record for Simren Singh was last updated on September 18, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 37 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.
# Dr. Simren Singh, DO · NPI 1801323704
Psychiatry physician in Ypsilanti, Michigan. Individual provider, active in the CMS NPPES registry since May 22, 2017.
## Identity
- **NPI:** 1801323704 (Entity type: Individual)
- **Enumerated:** May 22, 2017
- **Primary specialty:** Psychiatry & Neurology - Psychiatry · taxonomy 2084P0800X
- **State license:** 2024-02799 (North Carolina)
- **Sole proprietor:** No
## Practice location
- **Address:** 5301 MCAULEY DR, Ypsilanti, MI 48197-1051
- **Phone:** (734) 712-3456
## 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:** 6 organizations under Medicare reassignment (form CMS-855R): Iha Health Services Corporation (NPI 1568900512, Ypsilanti, MI); St Joseph Mercy Hospital (NPI 1548388606, Ypsilanti, MI); State Of Michigan Office Of Financial Management (NPI 1508883299, Westland, MI); Saint Joseph Mercy Livingston Hospital (NPI 1285753236, Brighton, MI); North Carolina Mg, LLC (NPI 1215741640, Raleigh, NC); and 1 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2017
## Record status
- **NPPES last updated:** September 18, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1801323704) · Data from the CMS NPPES public registry.