Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Dr. Spencer Carl Steinberg, DO

Hospitalist Physician in Arlington, TX · enumerated 2022.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1689310930

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Registry record

Entity type Individual (Type 1)

Name Dr. Spencer Carl Steinberg

Credential DO

Sex Male

Practice address 3301 Matlock Rd, Arlington, TX, 76015

Phone (682) 509-6200

Enumeration date May 10, 2022

Last updated in NPPES Feb 13, 2026

Taxonomy & licenses

390200000X Student in an Organized Health Care Education/Training Program Student, Health Care Secondary

208M00000X Hospitalist Physician Allopathic & Osteopathic Physicians · License V8406 (TX) Primary

207R00000X Internal Medicine Physician Allopathic & Osteopathic Physicians · License V8406 (TX) Secondary

DO · Doctor of Osteopathic Medicine: A fully licensed physician trained in osteopathic medical schools, with the same practice rights as an MD. About the DO credential

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for Spencer Steinberg?

The National Provider Identifier (NPI) for Spencer Steinberg is 1689310930, a Type 1 (individual) record in the CMS NPPES registry.

Where does Spencer Steinberg practice?

The practice location on file with NPPES is in Arlington, TX. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2026-02-13.