JANET GREENHOLZ MD
NPI 1912967886
Pediatrics in Gallup, NM
About Janet Greenholz Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JANET GREENHOLZ MD (NPI 1912967886) is an individual pediatrics provider in Gallup, New Mexico, licensed in New York (2141191) and active in the NPI registry since March 2006. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
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 (PECOS)
Janet Greenholz Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Janet Greenholz reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Gallup, NM 87301
- Reassigned Medicare billing, Texas enrollment
- 618 clinicians in this Medicare group
Roswell, NM 88201
- Reassigned Medicare billing, New Mexico enrollment
- 69 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 87301 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 Janet Greenholz's NPI number?
The NPI number for Janet Greenholz is 1912967886. It was assigned to this individual provider in the NPPES registry on March 24, 2006.
Where is Janet Greenholz located?
Janet Greenholz practices at 516 Nizhoni Blvd, Gallup, NM 87301. The listed phone number is (505) 722-1000.
What is Janet Greenholz's specialty?
The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.
Is Janet Greenholz enrolled in Medicare?
Yes. Janet Greenholz is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Janet Greenholz's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Janet Greenholz reassigns Medicare benefits to 2 organizations: Dhhs,phs,naihs, Gallup Indian Medical Center (Gallup, NM) and Roswell Clinic Corp (Roswell, NM). 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 Janet Greenholz'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 Janet Greenholz was last updated on July 22, 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.
# Janet Greenholz, MD · NPI 1912967886
Pediatrics physician in Gallup, New Mexico. Individual provider, active in the CMS NPPES registry since March 24, 2006.
## Identity
- **NPI:** 1912967886 (Entity type: Individual)
- **Enumerated:** March 24, 2006
- **Primary specialty:** Pediatrics · taxonomy 208000000X
- **State license:** 2141191 (New York)
- **Sole proprietor:** No
## Practice location
- **Address:** 516 NIZHONI BLVD, Gallup, NM 87301-5748
- **Phone:** (505) 722-1000 · **Fax:** (505) 722-1268
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Dhhs,phs,naihs, Gallup Indian Medical Center (NPI 1225002322, Gallup, NM); Roswell Clinic Corp (NPI 1649267618, Roswell, NM) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** July 22, 2008
- **Other identifiers:** Medicaid 483470 (AZ); Medicaid 000Z9288 (NM)
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Source: [NPI Profile](https://npiprofile.com/npi/1912967886) · Data from the CMS NPPES public registry.