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DR. JENNIFER RUBENSTEIN ZIGUN M.D.
NPI 1912117714
Psychiatry & Neurology - Psychiatry in Hamden, CT

Active since May 23, 2007PECOS EnrolledAccepts Medicare Assignment
75.96/100
CMS Quality Rating
2080 WHITNEY AVE STE 200, HAMDEN, CT 06518(203) 747-3480 Get Directions Write a Review

NPPES record last updated: March 7, 2023. Verified against the NPPES registry weekly; last sync: November 08, 2026.

Record update history: Mar 7, 2023, Apr 19, 2018 (2 updates tracked since 2018).

About Dr. Jennifer Rubenstein Zigun M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. JENNIFER RUBENSTEIN ZIGUN M.D. (NPI 1912117714) is an individual psychiatry provider in Hamden, Connecticut, licensed in Connecticut (043585) and active in the NPI registry since May 2007. She is enrolled in Medicare PECOS and is a graduate of Northwestern University Feinberg Medical School (2003).

NPPES Registry Identity

NPI1912117714
Entity TypeIndividualFemale
Primary Taxonomy2084P0800X
Provider Legal NameDR. JENNIFER RUBENSTEIN ZIGUNCredential: M.D.
Location Address2080 WHITNEY AVE STE 200Hamden, CT 06518-3603
Mailing AddressYnhh-adult Iop, 2080 Whitney Ave Ste 200Hamden, CT 06518-2036
Phone(203) 747-3480
Sole ProprietorNo
Medical School CMSNorthwestern University Feinberg Medical SchoolGraduated 2003
Enumeration DateMay 23, 2007
Last NPPES UpdateMarch 7, 20232 updates tracked since enumeration
✔ NPI 1912117714 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians
Taxonomy Code2084P0800X
License✔ Licensed in CT · 043585
Definition
A Psychiatrist specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.
2080 WHITNEY AVE STE 200, Hamden, CT 06518
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Other Names 1

Former Name (1)Dr. Jennifer Eve Rubenstein M.d.

Other Identifiers 1

Other043585CT · State License

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. Jennifer Rubenstein Zigun 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.

PECOS PAC ID547539199
PECOS Enrollment IDI20170713000666
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

2

Medicare enrollment records show Jennifer Zigun reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Yale New Haven Hospital
4.4 mi
General Acute Care Hospital
20 YORK ST
New Haven, CT 06504
  • Reassigned Medicare billing, Connecticut enrollment
  • 130 clinicians in this Medicare group
NPI 1336139500 (203) 688-2046
Mill Hill Medical Consultants Inc
5.1 mi
Hospitalist
20 YORK ST, CB 2041
New Haven, CT 06510
  • Reassigned Medicare billing, Connecticut enrollment
  • Medicare enrollment name: Northeast Medical Group Inc
  • 1,824 clinicians in this Medicare group
NPI 1952624769 (203) 688-4741

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

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.

Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
14 services14 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 06518 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$183.10 typical visit price
range $60.82 – $183.10
Typical copayment $45.77 (range $15.20 – $45.77)
Most-billed visit code 99205
Established Patient
$75.55 typical visit price
range $19.76 – $149.26
Typical copayment $18.88 (range $4.94 – $37.31)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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.

75.96/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality99
Promoting Interoperability75
Improvement Activities40
Cost10

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 Jennifer Zigun's NPI number?

The NPI number for Jennifer Zigun is 1912117714. It was assigned to this individual provider in the NPPES registry on May 23, 2007. The provider is also known as Dr. Jennifer Eve Rubenstein M.D..

Where is Jennifer Zigun located?

Jennifer Zigun practices at 2080 Whitney Ave Ste 200, Hamden, CT 06518. The listed phone number is (203) 747-3480.

What is Jennifer Zigun's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.

Is Jennifer Zigun enrolled in Medicare?

Yes. Jennifer Zigun 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 Jennifer Zigun's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Jennifer Zigun reassigns Medicare benefits to 2 organizations: Yale New Haven Hospital (New Haven, CT) and Mill Hill Medical Consultants Inc (New Haven, 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 Jennifer Zigun'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 Jennifer Zigun was last updated on March 7, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.