Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

DR. JAMES HENRY STEMPIEN DMD
NPI 1417947151
Dentist - Oral and Maxillofacial Surgery in Wellesley, MA

Q: What is James Stempien's NPI number?

The NPI number for James Stempien is 1417947151. It was assigned to this individual provider in the NPPES registry on October 25, 2005.

Q: What is James Stempien's specialty?

The primary specialty registered for this NPI is Dentist, specializing in Oral and Maxillofacial Surgery, with taxonomy code 1223S0112X.

Q: When was this NPI record last updated?

The NPPES record for James Stempien was last updated on July 13, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.

Active since October 25, 2005PECOS Enrolled

332 WASHINGTON ST, WELLESLEY, MA 02481(781) 237-0050(781) 235-6339 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: July 19, 2026.

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About Dr. James Henry Stempien Dmd NPPES

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

DR. JAMES HENRY STEMPIEN DMD (NPI 1417947151) is an individual oral and maxillofacial surgery provider in Wellesley, Massachusetts, licensed in Massachusetts (9053) and active in the NPI registry since October 2005. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1417947151

Entity TypeIndividualMale

Primary Taxonomy1223S0112X

Provider Legal NameDR. JAMES HENRY STEMPIENCredential: DMD

Location Address332 WASHINGTON STWellesley, MA 02481-6219

Mailing AddressPo Box 9142Charlestown, MA 02129-9142 · (617) 724-0287 · Fax (617) 726-2894

Phone(781) 237-0050

Fax(781) 235-6339

Sole ProprietorNo

Enumeration DateOctober 25, 2005

Last NPPES UpdateJuly 13, 2026

✔ NPI 1417947151 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDentist · Oral and Maxillofacial SurgeryDental Providers

Taxonomy Code1223S0112X

License✔ Licensed in MA · 9053

Definition

An oral and maxillofacial surgery dentist specialized in the diagnosis, surgical and adjunctive treatment of diseases, injuries and defects involving both the functional and esthetic aspects of the hard and soft tissues of the oral and maxillofacial region.

332 WASHINGTON ST, Wellesley, MA 02481

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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. James Henry Stempien Dmd is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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 02481 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

$97.64 typical visit price

range $63.72 – $189.86

Typical copayment $24.41 (range $15.93 – $47.46)

Most-billed visit code 99203

Established Patient

$78.84 typical visit price

range $21.07 – $155.29

Typical copayment $19.71 (range $5.26 – $38.82)

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.