THOMAS GENG D.O.
NPI 1164462339
Surgery - Trauma Surgery in West Reading, PA
About Thomas Geng D.o. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
THOMAS GENG D.O. (NPI 1164462339) is an individual trauma surgery provider in West Reading, Pennsylvania, licensed in Pennsylvania (OS012917) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS, is affiliated with Reading Hospital, and is a graduate of Philadelphia College Of Osteopathic Medicine (1998).
NPPES Registry Identity
Specialties & Licenses
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
Thomas Geng 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
7Medicare enrollment records show Thomas Geng reassigns Medicare billing to 7 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
West Reading, PA 19611
- Reassigned Medicare billing, Pennsylvania enrollment
- Medicare enrollment name: Tower Health Medical Group
- 1,473 clinicians in this Medicare group
West Reading, PA 19611
- Reassigned Medicare billing, Pennsylvania enrollment
- 399 clinicians in this Medicare group
Pottstown, PA 19465
- Reassigned Medicare billing, Pennsylvania enrollment
- 474 clinicians in this Medicare group
Limerick, PA 19468
- Reassigned Medicare billing, Pennsylvania enrollment
- 529 clinicians in this Medicare group
Berwyn, PA 19312
- Reassigned Medicare billing, Pennsylvania enrollment
- 3,488 clinicians in this Medicare group
West Grove, PA 19390
- Reassigned Medicare billing, Pennsylvania enrollment
- 106 clinicians in this Medicare group
Philadelphia, PA 19118
- Reassigned Medicare billing, Pennsylvania enrollment
- 176 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.
Hospital Affiliations CMS Care Compare 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Reading Hospital
Acute Care Hospitals · West Reading, PAPottstown Hospital
Acute Care Hospitals · Pottstown, PAPhoenixville Hospital
Acute Care Hospitals · Phoenixville, PAReferred Medical Equipment & Supplies CMS DME claims 2
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
Other Providers at the Same Location NPPES 19
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
WEST READING, PA 19611
WEST READING, PA 19611
WEST READING, PA 19611
WEST READING, PA 19611
WEST READING, PA 19611
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 Thomas Geng's NPI number?
The NPI number for Thomas Geng is 1164462339. It was assigned to this individual provider in the NPPES registry on June 7, 2006.
Where is Thomas Geng located?
Thomas Geng practices at 6th Ave & Spruce St, West Reading, PA 19611. The listed phone number is (610) 988-8446.
What is Thomas Geng's specialty?
The primary specialty registered for this NPI is Surgery, specializing in Trauma Surgery, with taxonomy code 2086S0127X.
Is Thomas Geng enrolled in Medicare?
Yes. Thomas Geng 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 Thomas Geng's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Thomas Geng reassigns Medicare benefits to 7 organizations: Reading Professional Services (West Reading, PA), Reading Hospital (West Reading, PA), Pottstown Clinic Company LLC (Pottstown, PA), Phoenixville Clinic Company LLC (Limerick, PA), University Of Penn-Medical Group (Berwyn, PA) and 2 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 Thomas Geng's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Thomas Geng accept?
Health plans from Ambetter Health, Ambetter Health of Delaware and Ambetter from Buckeye Health Plan list Thomas Geng 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 Thomas Geng affiliated with any hospitals?
According to CMS data, Thomas Geng is affiliated with Reading Hospital, Pottstown Hospital and Phoenixville Hospital.
When was this NPI record last updated?
The NPPES record for Thomas Geng was last updated on September 18, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.
# Thomas Geng, D.O. · NPI 1164462339
Trauma Surgery physician in West Reading, Pennsylvania. Individual provider, active in the CMS NPPES registry since June 7, 2006.
## Identity
- **NPI:** 1164462339 (Entity type: Individual)
- **Enumerated:** June 7, 2006
- **Primary specialty:** Surgery - Trauma Surgery · taxonomy 2086S0127X
- **State license:** OS012917 (Pennsylvania)
- **Sole proprietor:** No
## Practice location
- **Address:** 6TH AVE & SPRUCE ST, West Reading, PA 19611
- **Phone:** (610) 988-8446
## 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:** 7 organizations under Medicare reassignment (form CMS-855R): Reading Professional Services (NPI 1962707190, West Reading, PA); Reading Hospital (NPI 1497844831, West Reading, PA); Pottstown Clinic Company LLC (NPI 1649341934, Pottstown, PA); Phoenixville Clinic Company LLC (NPI 1790746345, Limerick, PA); University Of Penn-Medical Group (NPI 1396133559, Berwyn, PA); and 2 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Philadelphia College Of Osteopathic Medicine, class of 1998
## Record status
- **NPPES last updated:** September 18, 2015
- **Other identifiers:** Medicaid 101435168 (PA); Medicare PIN 078048 (PA)
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Source: [NPI Profile](https://npiprofile.com/npi/1164462339) · Data from the CMS NPPES public registry.