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DAVID JOHN CHAMBERLAIN JR. LMSW
NPI 1386336923
Social Worker - Clinical in Ann Arbor, MI

Active since May 23, 2023PECOS Enrolled
2650 CARPENTER RD, ANN ARBOR, MI 48108(734) 971-1073(734) 971-8545 Get Directions Write a Review

NPPES record last updated: January 20, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Jan 20, 2026, May 23, 2023 (2 updates tracked since 2023).

About David John Chamberlain Jr. Lmsw NPPES

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

DAVID JOHN CHAMBERLAIN JR. LMSW (NPI 1386336923) is an individual clinical provider in Ann Arbor, Michigan, licensed in Michigan (6801121068) and active in the NPI registry since May 2023. He is enrolled in Medicare PECOS, maintains a secondary practice location in Brighton, and is a graduate of Other (2023).

NPPES Registry Identity

NPI1386336923
Entity TypeIndividualMale
Primary Taxonomy1041C0700X
Provider Legal NameDAVID JOHN CHAMBERLAIN JR.Credential: LMSW
Location Address2650 CARPENTER RDAnn Arbor, MI 48108-1108
Mailing Address3109 Woodland Hills Dr Apt 24Ann Arbor, MI 48108-4208 · (312) 731-6308
Phone(734) 971-1073
Fax(734) 971-8545
Sole ProprietorNo
Medical School CMSOtherGraduated 2023
Enumeration DateMay 23, 2023
Last NPPES UpdateJanuary 20, 20262 updates tracked since enumeration
NPPES CertifiedJanuary 20, 2026
✔ NPI 1386336923 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
License✔ Licensed in MI · 6801121068
Definition
A social worker who holds a master's or doctoral degree in social work from an accredited school of social work in addition to at least two years of post-master's supervised experience in a clinical setting. The social worker must be licensed, certified, or registered at the clinical level in the jurisdiction of practice. A clinical social worker provides direct services, including interventions focused on interpersonal interactions, intrapsychic dynamics, and life management issues. Clinical social work services are based on bio-psychosocial perspectives. Services consist of assessment, diagnosis, treatment (including psychotherapy and counseling), client-centered advocacy, consultation, evaluation, and prevention of mental illness, emotional, or behavioral disturbances.
2650 CARPENTER RD, Ann Arbor, MI 48108
Open in Google Maps ↗

Secondary Practice Location 1

Location 112851 Grand River RdBrighton, MI 48116-8506 · Phone (810) 227-1211

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

David John Chamberlain Jr. Lmsw is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID3577040062
PECOS Enrollment IDI20260127002501
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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 48108 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
$0.00 typical visit price
range $58.04 – $177.36
Typical copayment $0.00 (range $14.51 – $44.34)
Most-billed visit code NA
Established Patient
$72.38 typical visit price
range $18.32 – $143.49
Typical copayment $18.09 (range $4.58 – $35.87)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 15

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

LAUREN AUDREY NEMER
Nurse Practitioner (Family)
2650 CARPENTER RD
ANN ARBOR, MI 48108
Washtenaw County (734) 971-1073
MAYE ISMAIL RN
Nurse Practitioner (Family)
2650 CARPENTER RD
ANN ARBOR, MI 48108
Washtenaw County (734) 971-1073
PACKARD HEALTH, INC.
Pharmacy
2650 CARPENTER RD
ANN ARBOR, MI 48108
Washtenaw County (734) 971-1073
PACKARD HEALTH, INC.
Clinic/Center (Federally Qualified Health Center (FQHC))
2650 CARPENTER RD
ANN ARBOR, MI 48108
Washtenaw County (734) 971-1073
DR. JESSICA NICOLE HEICHEL CPNP-PC, PMHNP-BC
Nurse Practitioner (Psychiatric/Mental Health)
2650 CARPENTER RD
ANN ARBOR, MI 48108
Washtenaw County (734) 971-1073
KATHERINE NAVIA
Community Health Worker
2650 CARPENTER RD
ANN ARBOR, MI 48108
Washtenaw County (734) 971-1073
PACKARD HEALTH, INC.
Clinic/Center
2650 CARPENTER RD
ANN ARBOR, MI 48108
Washtenaw County (734) 971-1073
ELIZABETH LARA
Community Health Worker
2650 CARPENTER RD
ANN ARBOR, MI 48108
Washtenaw County (734) 926-4921

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 David Chamberlain's NPI number?

The NPI number for David Chamberlain is 1386336923. It was assigned to this individual provider in the NPPES registry on May 23, 2023.

Where is David Chamberlain located?

David Chamberlain practices at 2650 Carpenter Rd, Ann Arbor, MI 48108. The listed phone number is (734) 971-1073.

What is David Chamberlain's specialty?

The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.

Is David Chamberlain enrolled in Medicare?

Yes. David Chamberlain is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for David Chamberlain was last updated on January 20, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.