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John S Weaver, MD

John S Weaver is a Surgery Physician provider (Surgery) practicing in Denver, CO, registered in the NPPES registry with NPI 1780730366 since 2007. The credential MD stands for Doctor of Medicine.

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NPI 1780730366
Entity type Individual (Type 1)
Name John S Weaver
Credential MD
Sex Male
Practice address 4600 HALE PKWY STE 340, Denver, CO, 80220
Phone 3032800900
Fax 3032803858
Enumeration date 2007-01-26
Last updated in NPPES 2022-01-26

Taxonomy & licenses

Taxonomy code Specialty Primary License State
208600000X Surgery Physician Secondary 062175 GA
208600000X Surgery Physician Primary 0048688 CO

MD — Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure. About the MD credential

Other identifiers

Identifier Type State Issuer
19726881 Medicaid CO
Copy-ready billing details
Provider: John Weaver, MD
NPI: 1780730366
Taxonomy: 208600000X (Surgery Physician)
Address: 4600 HALE PKWY STE 340, Denver, CO, 80220

Other providers at this practice address

NPI Name Type Specialty Location
1801885330 Kristina Tocce Individual Obstetrics & Gynecology Physician Denver, CO
1174856637 Healthone Clinic Services - Bariatric Medicine LLC Organization Obesity Medicine (Internal Medicine) Physician Denver, CO
1033615000 Sarah Rabice Individual Urogynecology and Reconstructive Pelvic Surgery (Obstetrics & Gynecology) Physician Denver, CO
1548824550 Natalie Zamin Individual Family Nurse Practitioner Denver, CO
1497329924 Lyndee Lerette Individual Nurse Practitioner Denver, CO
1558242768 Healthone Clinic Services - Obstetrics and Gynecology LLC Organization Obstetrics & Gynecology Physician Denver, CO

Verify this record

Cross-check NPI 1780730366 against the authoritative CMS record: view John S Weaver on the official NPPES registry .

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 or validate an NPI number.

Frequently asked questions

What is the NPI number for John Weaver?
The National Provider Identifier (NPI) for John Weaver is 1780730366, a Type 1 (individual) record in the CMS NPPES registry.
Where does John Weaver practice?
The practice location on file with NPPES is in Denver, CO. Providers can have multiple locations; NPPES lists the primary practice address.

Source: CMS NPPES (public data). Snapshot 2026-07-11. Provider record last updated 2022-01-26.