DR. JESSICA HSIEH MULLINS M.D.
NPI 1750518494
Obstetrics & Gynecology in Willimantic, CT
About Dr. Jessica Hsieh Mullins M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. JESSICA HSIEH MULLINS M.D. (NPI 1750518494) is an individual obstetrics & gynecology provider in Willimantic, Connecticut, licensed in Connecticut (051955) and active in the NPI registry since June 2009. She is enrolled in Medicare PECOS and is a graduate of New York Medical College (2009).
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
Dr. Jessica Hsieh Mullins 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
3Medicare enrollment records show Jessica Mullins reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Hartford, CT 06106
- Reassigned Medicare billing, Connecticut enrollment
- 1,921 clinicians in this Medicare group
Hartford, CT 06102
- Reassigned Medicare billing, Connecticut enrollment
- Also billed through NPI 1770696643 (Connecticut)
- 1,333 clinicians in this Medicare group
Hartford, CT 06106
- Reassigned Medicare billing, Connecticut enrollment
- 107 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 06226 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.
WILLIMANTIC, CT 06226
WILLIMANTIC, CT 06226
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 Jessica Mullins's NPI number?
The NPI number for Jessica Mullins is 1750518494. It was assigned to this individual provider in the NPPES registry on June 21, 2009.
Where is Jessica Mullins located?
Jessica Mullins practices at 112 Mansfield Ave, Willimantic, CT 06226. The listed phone number is (860) 456-6796.
What is Jessica Mullins's specialty?
The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.
Is Jessica Mullins enrolled in Medicare?
Yes. Jessica Mullins 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 Jessica Mullins's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Jessica Mullins reassigns Medicare benefits to 3 organizations: Hartford Healthcare Medical Group Specialists, PLLC (Hartford, CT), Hartford Hospital (Hartford, CT) and Charter Oak Health Center, Inc. (Hartford, 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 Jessica Mullins's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Jessica Mullins accept?
Health plans from Anthem Blue Cross and Blue Shield list Jessica Mullins 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 Jessica Mullins was last updated on July 31, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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. Jessica Hsieh Mullins, M.D. · NPI 1750518494
Obstetrics & Gynecology physician in Willimantic, Connecticut. Individual provider, active in the CMS NPPES registry since June 21, 2009.
## Identity
- **NPI:** 1750518494 (Entity type: Individual)
- **Enumerated:** June 21, 2009
- **Primary specialty:** Obstetrics & Gynecology · taxonomy 207V00000X
- **State license:** 051955 (Connecticut)
- **Sole proprietor:** No
## Practice location
- **Address:** 112 MANSFIELD AVE, Willimantic, CT 06226-2045
- **Phone:** (860) 456-6796 · **Fax:** (860) 456-6864
## 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): Hartford Healthcare Medical Group Specialists, PLLC (NPI 1023584216, Hartford, CT); Hartford Hospital (NPI 1407806391, Hartford, CT); Charter Oak Health Center, Inc. (NPI 1992750855, Hartford, CT) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** New York Medical College, class of 2009
## Record status
- **NPPES last updated:** July 31, 2013
---
Source: [NPI Profile](https://npiprofile.com/npi/1750518494) · Data from the CMS NPPES public registry.