TIMOTHY GREGG YING D.O.
NPI 1740381292
Emergency Medicine in Troy, MI
About Timothy Gregg Ying D.o. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
TIMOTHY GREGG YING D.O. (NPI 1740381292) is an individual emergency medicine provider in Troy, Michigan, licensed in Missouri (2020042510) and active in the NPI registry since September 2006. He is enrolled in Medicare PECOS, is affiliated with Dupont Hospital Llc, and maintains 2 additional practice locations.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Locations 2
Other Identifiers 3
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
Timothy Gregg Ying D.o. 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
18Medicare enrollment records show Timothy Ying reassigns Medicare billing to 18 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Detroit, MI 48236
- Reassigned Medicare billing, Michigan enrollment
- Medicare enrollment name: Emergency Department Physicians PC
- 237 clinicians in this Medicare group
Detroit, MI 48236
- Reassigned Medicare billing, Michigan enrollment
- Medicare enrollment name: Observation Emergency Physicians PC
- 158 clinicians in this Medicare group
Adrian, MI 49221
- Reassigned Medicare billing, Michigan enrollment
- 95 clinicians in this Medicare group
Saint Johns, MI 48879
- Reassigned Medicare billing, Michigan enrollment
- 126 clinicians in this Medicare group
Kalamazoo, MI 49048
- Reassigned Medicare billing, Michigan enrollment
- Medicare enrollment name: Ascension Borgess Hospital
- 247 clinicians in this Medicare group
Fort Wayne, IN 46804
- Reassigned Medicare billing, Indiana enrollment
- Medicare enrollment name: Emergency Professionals Of Indiana PC
- 404 clinicians in this Medicare group
Columbus, OH 43215
- Reassigned Medicare billing, Ohio enrollment
- 474 clinicians in this Medicare group
Indianapolis, IN 46202
- Reassigned Medicare billing, Indiana enrollment
- 1,781 clinicians in this Medicare group
Indianapolis, IN 46202
- Reassigned Medicare billing, Indiana enrollment
- 5,212 clinicians in this Medicare group
Seaman, OH 45679
- Reassigned Medicare billing, Ohio enrollment
- 894 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 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Dupont Hospital LLC
Acute Care Hospitals · Fort Wayne, INSullivan County Community Hospital
Critical Access Hospitals · Sullivan, INSsm Health Saint Louis University Hospital
Acute Care Hospitals · Saint Louis, MOPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 48084 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 Timothy Ying's NPI number?
The NPI number for Timothy Ying is 1740381292. It was assigned to this individual provider in the NPPES registry on September 26, 2006.
Where is Timothy Ying located?
Timothy Ying practices at 1777 Axtell Dr Suite 107, Troy, MI 48084. The listed phone number is (248) 842-7625.
What is Timothy Ying's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Timothy Ying enrolled in Medicare?
Yes. Timothy Ying 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 Timothy Ying's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Timothy Ying reassigns Medicare benefits to 18 organizations: Emergency Department Physicians, P.C. (Detroit, MI), Observation Emergency Physicians, P.C. (Detroit, MI), Sound Physicians Emergency Medicine Of Michigan, PLLC (Adrian, MI), Sparrow Clinton Hospital (Saint Johns, MI), Beacon Kalamazoo Inc (Kalamazoo, MI) and 13 more organizations, 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 Timothy Ying's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Timothy Ying accept?
Health plans from Anthem Blue Cross and Blue Shield, Blue Cross and Blue Shield of Kansas City, Blue Cross and Blue Shield of Texas, CareSource and Paramount list Timothy Ying 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 Timothy Ying affiliated with any hospitals?
According to CMS data, Timothy Ying is affiliated with Dupont Hospital LLC, Sullivan County Community Hospital and Ssm Health Saint Louis University Hospital.
When was this NPI record last updated?
The NPPES record for Timothy Ying was last updated on August 8, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.
# Timothy Gregg Ying, D.O. · NPI 1740381292
Emergency Medicine physician in Troy, Michigan. Individual provider, active in the CMS NPPES registry since September 26, 2006.
## Identity
- **NPI:** 1740381292 (Entity type: Individual)
- **Enumerated:** September 26, 2006
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** 2020042510 (Missouri)
- **Sole proprietor:** No
## Practice location
- **Address:** 1777 AXTELL DR, SUITE 107, Troy, MI 48084-4404
- **Phone:** (248) 842-7625
## 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:** 18 organizations under Medicare reassignment (form CMS-855R): Emergency Department Physicians, P.C. (NPI 1225083595, Detroit, MI); Observation Emergency Physicians, P.C. (NPI 1497920524, Detroit, MI); Sound Physicians Emergency Medicine Of Michigan, PLLC (NPI 1568913473, Adrian, MI); Sparrow Clinton Hospital (NPI 1306893078, Saint Johns, MI); Beacon Kalamazoo Inc (NPI 1093749848, Kalamazoo, MI); and 13 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** At Still University Of Health Sciences, College Of Osteo Med, Kirksville, class of 1985
## Record status
- **NPPES last updated:** August 8, 2025
- **Other identifiers:** Other 11292535; Medicaid 114863746 (MI); Other TY009300 (MI)
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Source: [NPI Profile](https://npiprofile.com/npi/1740381292) · Data from the CMS NPPES public registry.