MS. HAZEL J IRIMPAN M.D.
NPI 1386131357
Family Medicine in Manchester, NH
About Ms. Hazel J Irimpan M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MS. HAZEL J IRIMPAN M.D. (NPI 1386131357) is an individual family medicine provider in Manchester, New Hampshire, licensed in New Hampshire (21027) and active in the NPI registry since April 2018. She is enrolled in Medicare PECOS, is affiliated with Mary Hitchcock Memorial Hospital, and is a graduate of Other (2018).
NPPES Registry Identity
Specialties & Licenses 2
Accepted Insurance
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
Ms. Hazel J Irimpan M.d. 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 Reassignments
2Medicare enrollment records show Hazel Irimpan reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Hampstead, NH 03841
- Reassigned Medicare billing, New Hampshire enrollment
- 2,620 clinicians in this Medicare group
Keene, NH 03431
- Reassigned Medicare billing, New Hampshire enrollment
- 2,999 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.
Areas of Expertise CMS Part B claims 3
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.
Hospital Affiliations CMS Care Compare 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Mary Hitchcock Memorial Hospital
Acute Care Hospitals · Lebanon, NHElliot Hospital
Acute Care Hospitals · Manchester, NHPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 03104 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.
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.
MANCHESTER, NH 03104
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 Hazel Irimpan's NPI number?
The NPI number for Hazel Irimpan is 1386131357. It was assigned to this individual provider in the NPPES registry on April 16, 2018.
Where is Hazel Irimpan located?
Hazel Irimpan practices at 100 Hitchcock Way Family Medicine, Manchester, NH 03104. The listed phone number is (603) 629-1870.
What is Hazel Irimpan's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Hazel Irimpan enrolled in Medicare?
Yes. Hazel Irimpan 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 organizations bill Medicare for Hazel Irimpan's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Hazel Irimpan reassigns Medicare benefits to 2 organizations: Mary Hitchcock Memorial Hospital (Hampstead, NH) and Dartmouth-Hitchcock Clinic (Keene, NH). 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 Hazel Irimpan's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Hazel Irimpan accept?
Health plans from Ambetter from NH Healthy Families, Anthem Blue Cross and Blue Shield, Harvard Pilgrim Health Care and Taro Health list Hazel Irimpan 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.
Is Hazel Irimpan affiliated with any hospitals?
According to CMS data, Hazel Irimpan is affiliated with Mary Hitchcock Memorial Hospital and Elliot Hospital.
When was this NPI record last updated?
The NPPES record for Hazel Irimpan was last updated on August 2, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.
# Ms. Hazel J Irimpan, M.D. · NPI 1386131357
Family Medicine physician in Manchester, New Hampshire. Individual provider, active in the CMS NPPES registry since April 16, 2018.
## Identity
- **NPI:** 1386131357 (Entity type: Individual)
- **Enumerated:** April 16, 2018
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **State license:** 21027 (New Hampshire)
- **Sole proprietor:** No
## Practice location
- **Address:** 100 HITCHCOCK WAY, FAMILY MEDICINE, Manchester, NH 03104
- **Phone:** (603) 629-1870
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): Mary Hitchcock Memorial Hospital (NPI 1699584219, Hampstead, NH); Dartmouth-Hitchcock Clinic (NPI 1174176861, Keene, NH) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2018
## Record status
- **NPPES last updated:** August 2, 2021
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Source: [NPI Profile](https://npiprofile.com/npi/1386131357) · Data from the CMS NPPES public registry.