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SAMUEL DAVIDSON
NPI 1831885615
Nurse Practitioner - Psychiatric/Mental Health in Waltham, MA

Active since April 13, 2023PECOS Enrolled
6 LEXINGTON ST STE 300, WALTHAM, MA 02452(978) 662-1002(978) 767-4757 Get Directions Write a Review

NPPES record last updated: September 9, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Sep 9, 2025, Apr 13, 2023 (2 updates tracked since 2023).

About Samuel Davidson NPPES

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

SAMUEL DAVIDSON (NPI 1831885615) is an individual psychiatric/mental health provider in Waltham, Massachusetts, licensed in Massachusetts (RN2338730) and active in the NPI registry since April 2023. He is enrolled in Medicare PECOS, maintains a secondary practice location in Belmont, and is a graduate of Other (2023).

NPPES Registry Identity

NPI1831885615
Entity TypeIndividualMale
Primary Taxonomy363LP0808X
Provider Legal NameSAMUEL DAVIDSON
Location Address6 LEXINGTON ST STE 300Waltham, MA 02452-4401
Mailing Address6 Lexington StWaltham, MA 02452-4401 · (978) 662-1002 · Fax (978) 767-4757
Phone(978) 662-1002
Fax(978) 767-4757
Sole ProprietorYes
Medical School CMSOtherGraduated 2023
Enumeration DateApril 13, 2023
Last NPPES UpdateSeptember 9, 20252 updates tracked since enumeration
NPPES CertifiedSeptember 9, 2025
✔ NPI 1831885615 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse Practitioner · Psychiatric/Mental HealthPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LP0808X
License✔ Licensed in MA · RN2338730
Also ListedRegistered Nurse · Psychiatric/Mental HealthTaxonomy 163WP0808X · License RN2338730 (MA)

Secondary Practice Location 1

Location 1115 Mill StBelmont, MA 02478-1048 · Phone (617) 855-3280

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Samuel Davidson is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID4082121249
PECOS Enrollment IDI20250730004447
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 02452 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
$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.

Other Providers at the Same Location NPPES

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

MAWYA SHOCAIR M.D.
Internal Medicine (Nephrology)
6 LEXINGTON ST STE 300
WALTHAM, MA 02452
Middlesex County (978) 662-1002

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 Samuel Davidson's NPI number?

The NPI number for Samuel Davidson is 1831885615. It was assigned to this individual provider in the NPPES registry on April 13, 2023.

Where is Samuel Davidson located?

Samuel Davidson practices at 6 Lexington St Ste 300, Waltham, MA 02452. The listed phone number is (978) 662-1002.

What is Samuel Davidson's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Psychiatric/Mental Health, with taxonomy code 363LP0808X.

Is Samuel Davidson enrolled in Medicare?

Yes. Samuel Davidson is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Samuel Davidson was last updated on September 9, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 months 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.