INSTITUTE OF PAIN MANAGEMENT, P.C.
NPI 1871772004
Anesthesiology - Pain Medicine in Oklahoma City, OK
About Institute Of Pain Management, P.c. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
INSTITUTE OF PAIN MANAGEMENT, P.C. (NPI 1871772004) is a healthcare organization registered as a pain medicine in Oklahoma City, Oklahoma and active in the NPI registry since October 2007. The organization holds a CLIA Waiver certificate valid through June 21, 2028 and lists Liem Trang, C.e.o. / President, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 2
Group Practice 1
Medicare Participation & PECOS CMS
Medicare enrollment, revalidation and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Institute Of Pain Management, P.c. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Revalidation Due Date
Revalidation due by November 30, 2026
Medicare-enrolled providers and suppliers confirm their enrollment information with CMS on a set cycle, every 5 years for most and every 3 years for medical equipment suppliers. CMS sets the due date for each enrollment.
Clinicians Billing Medicare Through This Organization
Medicare enrollment records show 1 clinician reassigns Medicare billing to Institute Of Pain Management, P.C., which bills Medicare for the services this clinician delivers.
Clinician (1)
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 37D0974990
Institute Of Pain Management PC · Oklahoma City, OKFrequently 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 Institute Of Pain Management, P.C.'s NPI number?
The NPI number for Institute Of Pain Management, P.C. is 1871772004. It was assigned to this organization in the NPPES registry on October 24, 2007.
Where is Institute Of Pain Management, P.C. located?
Institute Of Pain Management, P.C. is located at 3328 N Classen Blvd, Oklahoma City, OK 73118. The listed phone number is (405) 524-5200.
What is Institute Of Pain Management, P.C.'s specialty?
The primary specialty registered for this NPI is Anesthesiology, specializing in Pain Medicine, with taxonomy code 207LP2900X.
Is Institute Of Pain Management, P.C. enrolled in Medicare?
Yes. Institute Of Pain Management, P.C. is registered in the Medicare PECOS enrollment system.
When is Institute Of Pain Management, P.C.'s Medicare revalidation due?
According to the CMS Revalidation Due Date List (October 2026 release), the Medicare Non-DME Part B enrollment for this organization (Oklahoma, Clinic/Group Practice) is due for revalidation by November 30, 2026. Medicare providers and suppliers revalidate their enrollment every 5 years, and medical equipment suppliers every 3 years. Confirm current requirements with your Medicare Administrative Contractor.
How many clinicians bill Medicare through Institute Of Pain Management, P.C.?
According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Pain Management) reassigns their Medicare billing to Institute Of Pain Management, P.C.. 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. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Does Institute Of Pain Management, P.C. hold a CLIA laboratory certificate?
Yes. A Certificate of Waiver (number 37D0974990) is associated with this NPI, valid through June 21, 2028. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.
When was this NPI record last updated?
The NPPES record for Institute Of Pain Management, P.C. was last updated on December 13, 2010. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.
# Institute Of Pain Management, P.c. · NPI 1871772004
Pain Medicine organization in Oklahoma City, Oklahoma. Organization record, active in the CMS NPPES registry since October 24, 2007.
## Identity
- **NPI:** 1871772004 (Entity type: Organization)
- **Enumerated:** October 24, 2007
- **Primary specialty:** Anesthesiology - Pain Medicine · taxonomy 207LP2900X
- **Organization subpart:** No
- **Authorized official:** Liem Trang, C.E.O. / PRESIDENT
## Practice location
- **Address:** 3328 N CLASSEN BLVD, Oklahoma City, OK 73118-3428
- **Phone:** (405) 524-5200
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Medicare revalidation due:** November 30, 2026 (Non-DME Part B, Oklahoma, Clinic/Group Practice) · CMS Revalidation Due Date List, October 2026 release
- **Clinicians billing through this organization:** 1 clinician (Pain Management) reassigns Medicare billing to this organization (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** December 13, 2010
- **Other identifiers:** Medicaid 100125970B (OK); Medicare UPIN G52685
- **CLIA laboratory certificates:** 1 on file
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Source: [NPI Profile](https://npiprofile.com/npi/1871772004) · Data from the CMS NPPES public registry.