DR. GRETCHEN L. HERMES (M.D./PHD./MTS) – Psychiatry Physician, NPI 1710161948

DR. GRETCHEN L. HERMES (M.D./PHD./MTS) is a healthcare provider. based in New haven, Connecticut. specializing in Psychiatry Physician. They hold the professional credentials M.D./PHD./MTS. They hold a License No. 048150 (CT). The NPI Number for DR. GRETCHEN L. HERMES (M.D./PHD./MTS) is 1710161948

Main info

Female
19 Years Of Experience
Accepts Medicare Assignment
Name
DR. GRETCHEN L. HERMES (M.D./PHD./MTS)
NPI
1710161948
Phone
(203) 781-4600
Address
1 LONG WHARF DR
Enumeration Date
24 December 2007
Last Update Date
15 April 2026

Doctor Profile

Medical School Name
OTHER
Secondary Phone
2037814640
Graduation Year
2007 (19 years ago)
PAC ID
2567614332
Group Practice PAC ID
8729250204
Professional Enrollment ID
I20121203000080
Data current as of
20 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience60
Completeness85
Years active:18State licenses:1Digital endpointsOther names

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Provider Addresses for DR. GRETCHEN L. HERMES (M.D./PHD./MTS)

  • 1, Long Wharf Drive, Long Wharf, City Point, New Haven, New Haven County, Connecticut, 06519, United States

    NEW HAVEN, CT 065115946

    Phone: (203) 781-4600

    Fax: (203) 781-4624

    Type: Mailing

  • 365 MONTAUK AVE

    NEW LONDON, CT 063204700

    Phone:

    Type: Mailing

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

CMS reports 2 Open Payments records for all available years, with a total value of $42.

Total Amount is formed as General ($42) + Research ($0) + Ownership ($0) = $42.

Last reported payment date: 2024-09-23 • Largest payer in this snapshot: ABBVIE INC. ($42).

Total Amount

$42

General + Research + Ownership

Payments

2

Total payment records

General Amount

$42

General payments

Research Amount

$0

Research funding

Ownership Amount

$0

Ownership interests

Ownership Count

0

Ownership records

Last Payment Date

2024-09-23

Latest reported date

Top Companies

Largest payers in this snapshot

CompanyAmount
ABBVIE INC.$42
View all Open Payments →|Open Payments Risk Radar →

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2012-12-03

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.

Enrollment records

1

Earliest due date

Not assigned (TBD)

CMS data updated

2026-06-01

Revalidation progress

  1. Medicare enrolled
  2. On CMS revalidation list
  3. Due date assigned
  4. Revalidate in PECOS

CMS enrollment records

Enrollment IDTypeSpecialtyStateDue date
I20121203000080IPsychiatryCTTBD

What to do next

  • No action required while the due date shows TBD.
  • Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
  • Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.

Verify on CMS Revalidation Lookup Tool

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

No Medicare fee-for-service utilization data available for this provider in our database.

Insurance plans in this area (ZIP 06511)

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Group practice members

Group practice members are other physicians who share the same Group Practice PAC ID with this doctor. When doctors form a group practice and register in PECOS as a single entity, they receive a shared identification number. This table lists all providers in the same group practice.
PAC ID: 8729250204View full group profile
NameSpecialtyState
Internal MedicineCT
Nurse PractitionerCT
P S Y C H I A T R YCT
Nurse PractitionerCT
Nurse PractitionerCT
Nurse PractitionerCT
Nurse PractitionerCT
Nurse PractitionerCT
Nurse PractitionerCT
Nurse PractitionerCT

Reviews

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Frequently asked questions

Is DR. GRETCHEN L. HERMES (M.D./PHD./MTS) listed with a National Provider Identifier?
Yes — DR. GRETCHEN L. HERMES (M.D./PHD./MTS) has NPI 1710161948 on file in the registry.
Would DR. GRETCHEN L. HERMES (M.D./PHD./MTS) appear as active to a payer?
You can treat DR. GRETCHEN L. HERMES (M.D./PHD./MTS) as active for directory purposes; confirm clinical privileges separately.
What area of care is associated with DR. GRETCHEN L. HERMES (M.D./PHD./MTS)?
DR. GRETCHEN L. HERMES (M.D./PHD./MTS)'s record emphasizes Psychiatry Physician. Clinical services aligned with this taxonomy classification.
Is DR. GRETCHEN L. HERMES (M.D./PHD./MTS) located near New Haven?
DR. GRETCHEN L. HERMES (M.D./PHD./MTS) currently maps to New Haven, Connecticut in this extract.
Does DR. GRETCHEN L. HERMES (M.D./PHD./MTS) accept insurance?
Insurance participation is not part of the core NPI extract — call the plan or office to confirm.

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