MARY SEIFEL
NPI 1336299650
Nurse Practitioner - Family in Leeds, MA
About Mary Seifel NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARY SEIFEL (NPI 1336299650) is an individual family provider in Leeds, Massachusetts, licensed in Massachusetts (190627) and active in the NPI registry since January 2007. She is enrolled in Medicare PECOS and is a graduate of Other (1994).
NPPES Registry Identity
Specialties & Licenses
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
Mary Seifel 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
3Medicare enrollment records show Mary Seifel reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Leeds, MA 01053
- Reassigned Medicare billing, Massachusetts enrollment
- 21 clinicians in this Medicare group
Springfield, MA 01151
- Reassigned Medicare billing, Massachusetts enrollment
- 134 clinicians in this Medicare group
Springfield, MA 01151
- Reassigned Medicare billing, Massachusetts enrollment
- 137 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 4
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 01053 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 12
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 Mary Seifel's NPI number?
The NPI number for Mary Seifel is 1336299650. It was assigned to this individual provider in the NPPES registry on January 11, 2007.
Where is Mary Seifel located?
Mary Seifel practices at 38 Mulberry St Ste 204, Leeds, MA 01053. The listed phone number is (413) 727-3901.
What is Mary Seifel's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Mary Seifel enrolled in Medicare?
Yes. Mary Seifel 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 Mary Seifel's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mary Seifel reassigns Medicare benefits to 3 organizations: Paradigm Healthcare, PC (Leeds, MA), Ch Specialty Services Ma PC (Springfield, MA) and Curana Health Of Massachusetts LLC (Springfield, MA). 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 Mary Seifel's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Mary Seifel accept?
Health plans from Anthem Blue Cross and Blue Shield and Taro Health list Mary Seifel 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.
When was this NPI record last updated?
The NPPES record for Mary Seifel was last updated on March 8, 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.
# Mary Seifel · NPI 1336299650
Family physician in Leeds, Massachusetts. Individual provider, active in the CMS NPPES registry since January 11, 2007.
## Identity
- **NPI:** 1336299650 (Entity type: Individual)
- **Enumerated:** January 11, 2007
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** 190627 (Massachusetts)
- **Sole proprietor:** No
## Practice location
- **Address:** 38 MULBERRY ST STE 204, Leeds, MA 01053-5339
- **Phone:** (413) 727-3901 · **Fax:** (413) 727-3902
## 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:** 3 organizations under Medicare reassignment (form CMS-855R): Paradigm Healthcare, PC (NPI 1932575974, Leeds, MA); Ch Specialty Services Ma PC (NPI 1902510720, Springfield, MA); Curana Health Of Massachusetts LLC (NPI 1154779445, Springfield, MA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1994
## Record status
- **NPPES last updated:** March 8, 2021
---
Source: [NPI Profile](https://npiprofile.com/npi/1336299650) · Data from the CMS NPPES public registry.