MARY E FARWELL MD
NPI 1992896393
Obstetrics & Gynecology in Avon, CT
About Mary E Farwell Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARY E FARWELL MD (NPI 1992896393) is an individual obstetrics & gynecology provider in Avon, Connecticut, licensed in Connecticut (035456) and active in the NPI registry since September 2006. She is enrolled in Medicare PECOS and is a graduate of University Of Vermont College Of Medicine (1992).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 3
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 E Farwell 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 Reassignments
2Medicare enrollment records show Mary Farwell reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Hartford, CT 06102
- Reassigned Medicare billing, Connecticut enrollment
- 1,333 clinicians in this Medicare group
Rocky Hill, CT 06067
- Reassigned Medicare billing, Connecticut enrollment
- 371 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 6
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 06001 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.
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 Farwell's NPI number?
The NPI number for Mary Farwell is 1992896393. It was assigned to this individual provider in the NPPES registry on September 28, 2006.
Where is Mary Farwell located?
Mary Farwell practices at 20 West Avon Rd, Avon, CT 06001. The listed phone number is (860) 673-4670.
What is Mary Farwell's specialty?
The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.
Is Mary Farwell enrolled in Medicare?
Yes. Mary Farwell 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 Farwell's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mary Farwell reassigns Medicare benefits to 2 organizations: Hartford Hospital (Hartford, CT) and Physicians For Women's Health LLC (Rocky Hill, CT). 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 Farwell's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Mary Farwell accept?
Health plans from Anthem Blue Cross and Blue Shield list Mary Farwell 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 Farwell was last updated on October 19, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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 E Farwell, MD · NPI 1992896393
Obstetrics & Gynecology physician in Avon, Connecticut. Individual provider, active in the CMS NPPES registry since September 28, 2006.
## Identity
- **NPI:** 1992896393 (Entity type: Individual)
- **Enumerated:** September 28, 2006
- **Primary specialty:** Obstetrics & Gynecology · taxonomy 207V00000X
- **State license:** 035456 (Connecticut)
- **Sole proprietor:** No
## Practice location
- **Address:** 20 WEST AVON RD, Avon, CT 06001
- **Phone:** (860) 673-4670 · **Fax:** (860) 675-3422
## 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): Hartford Hospital (NPI 1770696643, Hartford, CT); Physicians For Women's Health LLC (NPI 1801826680, Rocky Hill, CT) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Vermont College Of Medicine, class of 1992
## Record status
- **NPPES last updated:** October 19, 2011
- **Other identifiers:** Medicare UPIN G69835; Medicaid 001354563 (CT); Medicare ID-Type Unspecified 160001878
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Source: [NPI Profile](https://npiprofile.com/npi/1992896393) · Data from the CMS NPPES public registry.