MARY ELIZABETH KARLAN LCSW
NPI 1871976431
Social Worker in Old Greenwich, CT

Q: What is Mary Karlan's NPI number?

The NPI number for Mary Karlan is 1871976431. It was assigned to this individual provider in the NPPES registry on July 1, 2015. The provider is also known as Mary Elizabeth Karlan Lcsw.

Q: What is Mary Karlan's specialty?

The primary specialty registered for this NPI is Social Worker with taxonomy code 104100000X.

Q: When was this NPI record last updated?

The NPPES record for Mary Karlan was last updated on October 22, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.

Active since July 01, 2015PECOS Enrolled

177 SOUND BEACH AVE STE 6, OLD GREENWICH, CT 06870(203) 493-0937 Get Directions Write a Review

NPPES record last updated: October 22, 2020. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Oct 22, 2020, May 31, 2019, Oct 26, 2016 (3 updates tracked since 2016).

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About Mary Elizabeth Karlan Lcsw NPPES

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

MARY ELIZABETH KARLAN LCSW (NPI 1871976431) is an individual social worker in Old Greenwich, Connecticut, licensed in Connecticut (001369) and active in the NPI registry since July 2015. She is enrolled in Medicare PECOS and is a graduate of Other (2012).

NPPES Registry Identity

NPI1871976431

Entity TypeIndividualFemale

Primary Taxonomy104100000X

Provider Legal NameMARY ELIZABETH KARLANCredential: LCSW

Location Address177 SOUND BEACH AVE STE 6Old Greenwich, CT 06870-1740

Mailing Address177 Sound Beach Ave Ste 6Old Greenwich, CT 06870-1740 · (203) 493-0937

Phone(203) 493-0937

Sole ProprietorYes

Medical School CMSOtherGraduated 2012

Enumeration DateJuly 1, 2015

Last NPPES UpdateOctober 22, 20203 updates tracked since enumeration

NPPES CertifiedOctober 22, 2020

✔ NPI 1871976431 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtySocial WorkerBehavioral Health & Social Service Providers

Taxonomy Code104100000X

Licenses✔ Licensed in CT · 001369✔ Licensed in NY · 088338-1

Definition

A social worker is a person who is qualified by a Social Work degree, and licensed, certified or registered by the state as a social worker to practice within the scope of that license. A social worker provides assistance and counseling to clients and their families who are dealing with social, emotional and environmental problems. Social work services may be rendered to individuals, families, groups, and the public.

Also ListedSocial Worker · ClinicalTaxonomy 1041C0700X · License 121299

177 SOUND BEACH AVE STE 6, Old Greenwich, CT 06870

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Other Names 1

Professional Name (2)Mary Elizabeth Karlan Lcsw

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Kansas, Inc., Oscar Health Maintenance Organization of Florida, UnitedHealthcare.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mary Elizabeth Karlan Lcsw is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID8224311071

PECOS Enrollment IDI20211005000151, I20240412003586

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.

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 Mary Karlan's NPI number?

The NPI number for Mary Karlan is 1871976431. It was assigned to this individual provider in the NPPES registry on July 1, 2015. The provider is also known as Mary Elizabeth Karlan Lcsw.

Where is Mary Karlan located?

Mary Karlan practices at 177 Sound Beach Ave Ste 6, Old Greenwich, CT 06870. The listed phone number is (203) 493-0937.

What is Mary Karlan's specialty?

The primary specialty registered for this NPI is Social Worker with taxonomy code 104100000X.

Is Mary Karlan enrolled in Medicare?

Yes. Mary Karlan is registered in the Medicare PECOS enrollment system.

What insurance does Mary Karlan accept?

Health plans from Blue Cross and Blue Shield of Kansas, Inc., Oscar Health Maintenance Organization of Florida and UnitedHealthcare list Mary Karlan 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 Mary Karlan was last updated on October 22, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.