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DR. STEVEN LYNN CHAPIN PH.D.
NPI 1699841452
Psychologist - Clinical in Littleton, MA

Active since November 24, 2006PECOS EnrolledAccepts Medicare Assignment
20 MEETINGHOUSE RD UNIT 1, LITTLETON, MA 01460(978) 486-0009(978) 486-5412 Get Directions Write a Review

NPPES record last updated: October 18, 2023. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Oct 18, 2023, Oct 3, 2023 (2 updates tracked since 2023).

About Dr. Steven Lynn Chapin Ph.d. NPPES

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

DR. STEVEN LYNN CHAPIN PH.D. (NPI 1699841452) is an individual clinical provider in Littleton, Massachusetts, licensed in Massachusetts (4984) and active in the NPI registry since November 2006. He is enrolled in Medicare PECOS and is a graduate of Other (1989).

NPPES Registry Identity

NPI1699841452
Entity TypeIndividualMale
Primary Taxonomy103TC0700X
Provider Legal NameDR. STEVEN LYNN CHAPINCredential: PH.D.
Location Address20 MEETINGHOUSE RD UNIT 1Littleton, MA 01460-1912
Mailing AddressPo Box 1363Littleton, MA 01460-4363 · (978) 486-0009 · Fax (978) 486-5412
Phone(978) 486-0009
Fax(978) 486-5412
Sole ProprietorYes
Medical School CMSOtherGraduated 1989
Enumeration DateNovember 24, 2006
Last NPPES UpdateOctober 18, 20232 updates tracked since enumeration
NPPES CertifiedOctober 18, 2023
✔ NPI 1699841452 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPsychologist · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code103TC0700X
License✔ Licensed in MA · 4984
Definition
A psychologist who provides continuing and comprehensive mental and behavioral health care for individuals and families; consultation to agencies and communities; training, education and supervision; and research-based practice. It is a specialty in breadth -- one that is broadly inclusive of severe psychopathology -- and marked by comprehensiveness and integration of knowledge and skill from a broad array of disciplines within and outside of psychology proper. The scope of clinical psychology encompasses all ages, multiple diversities and varied systems.
Also ListedPsychologist · Clinical Child & AdolescentTaxonomy 103TC2200X · License 4984 (MA)
20 MEETINGHOUSE RD UNIT 1, Littleton, MA 01460
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Other Identifiers 2

Medicaid110031896AMA
Medicaid1855298MA

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Sheld, Anthem Blue Cross and Blue Shield, Harvard Pilgrim Health Care and more.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Steven Lynn Chapin Ph.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 ID8224070610
PECOS Enrollment IDI20050525001088
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.

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.

Psychotherapy, 45 minutes 90834
Psychotherapy is a treatment method where you converse with a therapist about your thoughts, feelings, and behaviors. In a 45-minute session, the therapist assists you in understanding and managing your mental health concerns, improving emotional wellness, and promoting personal growth.
299 services15 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 01460 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
$189.86 typical visit price
range $63.72 – $189.86
Typical copayment $47.46 (range $15.93 – $47.46)
Most-billed visit code 99205
Established Patient
$111.18 typical visit price
range $21.07 – $155.29
Typical copayment $27.79 (range $5.26 – $38.82)
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 Steven Chapin's NPI number?

The NPI number for Steven Chapin is 1699841452. It was assigned to this individual provider in the NPPES registry on November 24, 2006.

Where is Steven Chapin located?

Steven Chapin practices at 20 Meetinghouse Rd Unit 1, Littleton, MA 01460. The listed phone number is (978) 486-0009.

What is Steven Chapin's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Clinical, with taxonomy code 103TC0700X.

Is Steven Chapin enrolled in Medicare?

Yes. Steven Chapin 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.

What insurance does Steven Chapin accept?

Health plans from Anthem Blue Cross and Blue Sheld, Anthem Blue Cross and Blue Shield, Harvard Pilgrim Health Care and Providence Health Plan list Steven Chapin 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 Steven Chapin was last updated on October 18, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.