GEROMED, LLC
NPI 1184755118
Internal Medicine - Geriatric Medicine in Saint Louis, MO
About Geromed, Llc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
GEROMED, LLC (NPI 1184755118) is a healthcare organization registered as a geriatric medicine in Saint Louis, Missouri and active in the NPI registry since March 2007. The organization holds a CLIA Waiver certificate valid through August 17, 2028 and lists Tony Thien Tang, Owner, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 8
Group Practice 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Geromed, Llc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
2Medicare enrollment records show 2 clinicians reassign Medicare billing to Geromed, LLC, which bills Medicare for the services they deliver. Of these, 1 practice at this address and 2 within 10 miles. They are listed nearest first.
Clinicians, nearest first (2)
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
CLIA Laboratory Certificates CMS CLIA
Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.
Certificate of Waiver 26D1029508
Geromed LLC · Saint Louis, MOFrequently 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 Geromed, LLC's NPI number?
The NPI number for Geromed, LLC is 1184755118. It was assigned to this organization in the NPPES registry on March 9, 2007.
Where is Geromed, LLC located?
Geromed, LLC is located at 4675 S Grand Blvd, Saint Louis, MO 63111. The listed phone number is (314) 752-8600.
What is Geromed, LLC's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Geriatric Medicine, with taxonomy code 207RG0300X.
Is Geromed, LLC enrolled in Medicare?
Yes. Geromed, LLC is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Geromed, LLC?
According to the CMS Revalidation Reassignment List (October 2026 release), 2 clinicians reassign their Medicare billing to Geromed, LLC, in Geriatric Medicine and Internal Medicine. A 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 the clinician's services. Of these, 1 practice at this address and 2 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Does Geromed, LLC hold a CLIA laboratory certificate?
Yes. A Certificate of Waiver (number 26D1029508) is associated with this NPI, valid through August 17, 2028. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.
What insurance does Geromed, LLC accept?
Health plans from Anthem Blue Cross and Blue Shield list Geromed, LLC 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 Geromed, LLC was last updated on May 27, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.
# Geromed, Llc · NPI 1184755118
Geriatric Medicine organization in Saint Louis, Missouri. Organization record, active in the CMS NPPES registry since March 9, 2007.
## Identity
- **NPI:** 1184755118 (Entity type: Organization)
- **Enumerated:** March 9, 2007
- **Primary specialty:** Internal Medicine - Geriatric Medicine · taxonomy 207RG0300X
- **Organization subpart:** No
- **Authorized official:** Tony Tang, OWNER
## Practice location
- **Address:** 4675 S GRAND BLVD, Saint Louis, MO 63111-1462
- **Phone:** (314) 752-8600 · **Fax:** (314) 752-8601
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 2 clinicians in 2 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: Geriatric Medicine (1), Internal Medicine (1); 1 practice at this address and 2 within 10 miles · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** May 27, 2008
- **Other identifiers:** Medicaid 208442400 (MO); Other 1023026804; Medicaid 508753001 (MO); and 5 more
- **CLIA laboratory certificates:** 1 on file
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Source: [NPI Profile](https://npiprofile.com/npi/1184755118) · Data from the CMS NPPES public registry.