ALISON JENNIFER WITTENBERG APRN MSN
NPI 1346355989
Nurse Practitioner - Psychiatric/Mental Health in New Haven, CT

Q: What is Alison Wittenberg's NPI number?

The NPI number for Alison Wittenberg is 1346355989. It was assigned to this individual provider in the NPPES registry on August 21, 2006.

Q: What is Alison Wittenberg's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Psychiatric/Mental Health, with taxonomy code 363LP0808X.

Q: Is Alison Wittenberg enrolled in Medicare?

No. Alison Wittenberg has opted out of Medicare through June 29, 2027. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out. The provider remains eligible to order and refer services for Medicare patients.

Q: When was this NPI record last updated?

The NPPES record for Alison Wittenberg was last updated on September 19, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 months 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.

Active since August 21, 2006Opted out of Medicare · through Jun 29, 2027

116 CROWN ST APT 3B, NEW HAVEN, CT 06510(413) 530-5740(475) 277-4945 Get Directions Write a Review

NPPES record last updated: September 19, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Sep 19, 2025, Feb 26, 2020 (2 updates tracked since 2020).

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About Alison Jennifer Wittenberg Aprn Msn NPPES

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

ALISON JENNIFER WITTENBERG APRN MSN (NPI 1346355989) is an individual psychiatric/mental health provider in New Haven, Connecticut, licensed in Connecticut (E57646) and active in the NPI registry since August 2006. She has opted out of Medicare through June 29, 2027 and remains eligible to order and refer.

NPPES Registry Identity

NPI1346355989

Entity TypeIndividualFemale

Primary Taxonomy363LP0808X

Provider Legal NameALISON JENNIFER WITTENBERGCredential: APRN MSN

Location Address116 CROWN ST APT 3BNew Haven, CT 06510-3044

Mailing Address116 Crown St Apt 3bNew Haven, CT 06510-3044 · (413) 530-5740 · Fax (475) 277-4945

Phone(413) 530-5740

Fax(475) 277-4945

Sole ProprietorNo

Enumeration DateAugust 21, 2006

Last NPPES UpdateSeptember 19, 20252 updates tracked since enumeration

NPPES CertifiedSeptember 19, 2025

✔ NPI 1346355989 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · Psychiatric/Mental HealthPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363LP0808X

License✔ Licensed in CT · E57646

116 CROWN ST APT 3B, New Haven, CT 06510

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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Providence Health Plan.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

ⓘ

Opted out of Medicare

Alison Jennifer Wittenberg Aprn Msn has filed a Medicare opt-out affidavit. Services are provided under private contract between the provider and the patient, and are not billed to or reimbursed by Medicare. The opt-out is on file from June 29, 2021 through June 29, 2027.

Opt-Out Effective DateJune 29, 2021

Opt-Out In Effect ThroughJune 29, 2027Opt-out affidavits renew automatically every two years unless cancelled

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesAn opted-out provider can still order and refer for Medicare patients in the categories marked above, even though their own services are not covered.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 06510 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

$93.86 typical visit price

range $60.82 – $183.10

Typical copayment $23.46 (range $15.20 – $45.77)

Most-billed visit code 99203

Established Patient

$106.68 typical visit price

range $19.76 – $149.26

Typical copayment $26.67 (range $4.94 – $37.31)

Most-billed visit code 99214

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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 Alison Wittenberg's NPI number?

The NPI number for Alison Wittenberg is 1346355989. It was assigned to this individual provider in the NPPES registry on August 21, 2006.

Where is Alison Wittenberg located?

Alison Wittenberg practices at 116 Crown St Apt 3B, New Haven, CT 06510. The listed phone number is (413) 530-5740.

What is Alison Wittenberg's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Psychiatric/Mental Health, with taxonomy code 363LP0808X.

Is Alison Wittenberg enrolled in Medicare?

No. Alison Wittenberg has opted out of Medicare through June 29, 2027. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out. The provider remains eligible to order and refer services for Medicare patients.

What insurance does Alison Wittenberg accept?

Health plans from Providence Health Plan list Alison Wittenberg 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 Alison Wittenberg was last updated on September 19, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 months 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.