DR. MAHENDRA MANGRAY MD
NPI 1801074919
Internal Medicine - Nephrology in Portland, ME
About Dr. Mahendra Mangray Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. MAHENDRA MANGRAY MD (NPI 1801074919) is an individual nephrology provider in Portland, Maine, licensed in Maine (MD21836) and active in the NPI registry since January 2008. He is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses 2
Other Identifiers 6
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Dr. Mahendra Mangray Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Mahendra Mangray reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Portland, ME 04102
- Reassigned Medicare billing, Maine enrollment
- 46 clinicians in this Medicare group
Portland, ME 04102
- Reassigned Medicare billing, Maine enrollment
- 264 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 04102 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.
Referred Medical Equipment & Supplies CMS DME claims 7
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 13
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 Mahendra Mangray's NPI number?
The NPI number for Mahendra Mangray is 1801074919. It was assigned to this individual provider in the NPPES registry on January 31, 2008.
Where is Mahendra Mangray located?
Mahendra Mangray practices at 1600B Congress St, Portland, ME 04102. The listed phone number is (207) 774-5222.
What is Mahendra Mangray's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Nephrology, with taxonomy code 207RN0300X.
Is Mahendra Mangray enrolled in Medicare?
Yes. Mahendra Mangray is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Mahendra Mangray's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mahendra Mangray reassigns Medicare benefits to 2 organizations: Mainehealth (Portland, ME) and Maine Medical Partners (Portland, ME). 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 Mahendra Mangray'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 Mahendra Mangray was last updated on December 20, 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.
# Dr. Mahendra Mangray, MD · NPI 1801074919
Nephrology physician in Portland, Maine. Individual provider, active in the CMS NPPES registry since January 31, 2008.
## Identity
- **NPI:** 1801074919 (Entity type: Individual)
- **Enumerated:** January 31, 2008
- **Primary specialty:** Internal Medicine - Nephrology · taxonomy 207RN0300X
- **State license:** MD21836 (Maine)
- **Sole proprietor:** No
## Practice location
- **Address:** 1600B CONGRESS ST, Portland, ME 04102-2124
- **Phone:** (207) 774-5222 · **Fax:** (207) 761-4433
## 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): Mainehealth (NPI 1003113127, Portland, ME); Maine Medical Partners (NPI 1124335591, Portland, ME) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** December 20, 2017
- **Other identifiers:** Other 43797 (AZ); Other MD2010-0606 (NM); Other MD21836 (ME); and 3 more
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Source: [NPI Profile](https://npiprofile.com/npi/1801074919) · Data from the CMS NPPES public registry.