JACLYN MARIE SEMMELES (MSW, LCSW) – Clinical Social Worker, NPI 1255809802

JACLYN MARIE SEMMELES (MSW, LCSW) is a healthcare provider. based in Ridgefield, Connecticut. specializing in CLINICAL SOCIAL WORKER. They hold the professional credentials MSW, LCSW. They hold a License No. 58.009705 (CT). The NPI Number for JACLYN MARIE SEMMELES (MSW, LCSW) is 1255809802

Main info

Female
Sole Proprietor
13 Years Of Experience
Accepts Medicare Assignment
Name
JACLYN MARIE SEMMELES (MSW, LCSW)
NPI
1255809802
Phone
(203) 896-8888
Address
38A Grove St Ste 101
Enumeration Date
12 November 2018
Last Update Date
20 November 2023

Doctor Profile

Medical School Name
OTHER
Secondary Phone
2036898989
Graduation Year
2013 (13 years ago)
PAC ID
5395179451
Group Practice PAC ID
9931561982
Professional Enrollment ID
I20191223002005
Address ID
CT068774664RI38XXXSTXX401
Data current as of
20 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience38
Completeness75
Years active:7State licenses:1Digital endpointsOther names

2,153 CLINICAL SOCIAL WORKER in CT

Provider Addresses for JACLYN MARIE SEMMELES (MSW, LCSW)

  • 38A Grove St Ste 101

    Ridgefield, CT 068774664

    Phone: (203) 896-8888

    Fax: (203) 403-9550

    Type: Location

  • 1 E Hayestown Rd Unit 7

    Danbury, CT 068112501

    Phone: (203) 723-3588

    Type: Location

  • 24, Stevens Street, Norwalk, Fairfield County, Connecticut, 06850, United States

    NORWALK, CT 068503852

    Phone: (203) 852-2292

    Fax: (203) 899-5206

    Type: Mailing

  • 1 E HAYESTOWN RD UNIT 7

    DANBURY, CT 068112501

    Phone: (203) 723-3588

    Type: Mailing

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

No Open Payments data available for this provider.

This can happen when there are no reportable CMS Open Payments records.

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: 2019-12-23

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
I20191223002005IClinical Social WorkerCTTBD

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 06877)

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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: 9931561982View full group profile
NameSpecialtyState
Mental Health CounselorCT
Clinical Social WorkerCT
Mental Health CounselorCT
Clinical Social WorkerCT
Clinical Social WorkerNY
Mental Health CounselorCT
Clinical Social WorkerCT
Clinical Social WorkerCT
Mental Health CounselorCT
Marriage And Family TherapistCT

Reviews

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Frequently asked questions

What is the 10-digit NPI for JACLYN MARIE SEMMELES (MSW, LCSW)?
JACLYN MARIE SEMMELES (MSW, LCSW) — NPI 1255809802 — is the standard way to identify this listing.
Does CMS list JACLYN MARIE SEMMELES (MSW, LCSW) as active?
Yes — JACLYN MARIE SEMMELES (MSW, LCSW) is active in the NPI listing used on this page.
What taxonomy line describes JACLYN MARIE SEMMELES (MSW, LCSW)?
For research purposes, treat JACLYN MARIE SEMMELES (MSW, LCSW) as Clinical Social Worker in this dataset. Clinical services aligned with this taxonomy classification.
Does JACLYN MARIE SEMMELES (MSW, LCSW) list a practice location?
Patients near Ridgefield, Connecticut may find JACLYN MARIE SEMMELES (MSW, LCSW) in results; validate coverage separately.
Is specialty guaranteed by NPI alone?
Taxonomy selections describe intent; scope of practice still follows state law.

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