● Active Type 1 · Individual

David B Souvenir, M.D.

Internal Medicine·Lewiston, ID· NPI 1023026457 · Enumerated 2006 · 19 years on NPI

Souvenir is 1 of 1 internal medicine providers in Lewiston and 1 of 32 in Idaho.

NPI age

19 years

Enumerated 2006-08-03

Primary specialty

Internal Medicine

Plus 1 subspecialty

Licensed in

1 state

Status

Active

No deactivations on record

Last NPPES update

2019-02-15

Source: monthly bulk 2026-05

Sole proprietor

May be part of a larger org

How this provider compares

Across 32 active internal medicine providers in Idaho.

NPI age

19 years

≈ at median (19 yr)

State licenses

1 state

46% of peers hold multiple states

Subspecialties

In the 53% of peers with subspecialties

NPI lifetime · 2006 → 2026

2006-08Enumerated in NPPES

2006 2026

Where they practice

Practice location

415 6th St

Lewiston, ID 835012431

📞 2087507204fax 2087460134

Mailing address

415 6th St

Lewiston, ID 835012431

📞 2087507204fax 2087460134

Specialties

Allopathic & Osteopathic Physicians › Internal Medicine

Internal Medicine Primary

An internist who deals with infectious diseases of all types and in all organ systems. Conditions requiring selective use of antibiotics call for this special skill. This physician often diagnoses and treats AIDS patients and patients...

ID license #M-9267 taxonomy 207RI0200X
Internal Medicine

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer,...

ID license #M9267 taxonomy 207R00000X

Identifiers

Type	Value	Notes
05 (ID)	807175200

Practice context

Part of a multi-provider practice. 119 other active providers share this practice address in NPPES.

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How to verify this provider

Confirm the NPI on NPPES.The CMS registry is the system of record. Open NPPES →
Check the state license is currently active.State licensing boards publish current status; NPPES does not.
Confirm payer enrollment if billing.NPI presence does not guarantee active enrollment with Medicare, Medicaid, or commercial payers.