GREGORY SCOTT MASIMORE MD
NPI 1104878982
Pain Medicine - Pain Medicine in Greenwood, IN
About Gregory Scott Masimore Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
GREGORY SCOTT MASIMORE MD (NPI 1104878982) is an individual pain medicine provider in Greenwood, Indiana, licensed in Indiana (01042621A) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS and is a graduate of Ohio State University College Of Medicine (1988).
NPPES Registry Identity
Specialties & Licenses 2
Other Identifiers 2
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
Gregory Scott Masimore Md 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 Reassignment
Medicare enrollment records show Gregory Masimore reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Greenwood, IN 46143
- Reassigned Medicare billing, Indiana enrollment
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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 46143 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Reported Quality Measures
Other Providers at the Same Location NPPES 2
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
GREENWOOD, IN 46143
GREENWOOD, IN 46143
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 Gregory Masimore's NPI number?
The NPI number for Gregory Masimore is 1104878982. It was assigned to this individual provider in the NPPES registry on May 17, 2006.
Where is Gregory Masimore located?
Gregory Masimore practices at 730 Executive Park Dr Ste A, Greenwood, IN 46143. The listed phone number is (317) 346-7246.
What is Gregory Masimore's specialty?
The primary specialty registered for this NPI is Pain Medicine with taxonomy code 208VP0000X.
Is Gregory Masimore enrolled in Medicare?
Yes. Gregory Masimore 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 organization bills Medicare for Gregory Masimore's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Gregory Masimore reassigns Medicare benefits to Pain Management Solution LLC (Greenwood, IN). The 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 Gregory Masimore's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Gregory Masimore was last updated on December 13, 2017. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.
# Gregory Scott Masimore, MD · NPI 1104878982
Pain Medicine physician in Greenwood, Indiana. Individual provider, active in the CMS NPPES registry since May 17, 2006.
## Identity
- **NPI:** 1104878982 (Entity type: Individual)
- **Enumerated:** May 17, 2006
- **Primary specialty:** Pain Medicine - Pain Medicine · taxonomy 208VP0000X
- **State license:** 01042621A (Indiana)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 730 EXECUTIVE PARK DR STE A, Greenwood, IN 46143-3213
- **Phone:** (317) 346-7246 · **Fax:** (317) 543-3763
## 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:** Pain Management Solution LLC (NPI 1669789889, Greenwood, IN), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Ohio State University College Of Medicine, class of 1988
## Record status
- **NPPES last updated:** December 13, 2017
- **Other identifiers:** Medicaid 200816430 (IN); Other 000000476069 (IN)
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Source: [NPI Profile](https://npiprofile.com/npi/1104878982) · Data from the CMS NPPES public registry.