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Dr. Michael Mark Castor Sr., D.C

Dr. Michael Mark Castor Sr. is a Chiropractor provider (Chiropractor) practicing in Yardley, PA, registered in the NPPES registry with NPI 1790798957 since 2006. The credential DC stands for Doctor of Chiropractic.

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NPI 1790798957
Entity type Individual (Type 1)
Name Dr. Michael Mark Castor Sr.
Credential D.C
Sex Male
Practice address Yardley, PA, 19067
Phone 2154937504
Fax 2154937591
Enumeration date 2006-08-15
Last updated in NPPES 2023-09-06

Street address withheld — NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

Taxonomy code Specialty Primary License State
111N00000X Chiropractor Primary DC002117L PA

DC — Doctor of Chiropractic: A licensed chiropractor focusing on musculoskeletal and nervous system disorders. About the DC credential

Copy-ready billing details
Provider: Michael Castor, D.C
NPI: 1790798957
Taxonomy: 111N00000X (Chiropractor)
Address: Yardley, PA, 19067

Other providers at this practice address

NPI Name Type Specialty Location
1285630152 Mark Ross Individual Foot & Ankle Surgery Podiatrist Yardley, PA
1073519633 Carl Mattia Individual Primary Podiatric Medicine Podiatrist Yardley, PA
1386641181 Barry Kutner Individual Ophthalmology Physician Yardley, PA
1558334318 Kevin Furey Individual Cardiovascular Disease Physician Yardley, PA
1891769162 Samuel Stever Individual Cardiovascular Disease Physician Yardley, PA
1205800018 Clifford Strauss Individual Cardiovascular Disease Physician Yardley, PA
1164496915 Rashida Ghauri Individual Internal Medicine Physician Yardley, PA
1619942372 Steven Goldberg Individual Cardiovascular Disease Physician Yardley, PA

Verify this record

Cross-check NPI 1790798957 against the authoritative CMS record: view Dr. Michael Mark Castor Sr. 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

Where does Michael Castor practice?
The practice location on file with NPPES is in Yardley, PA. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Michael Castor?
The National Provider Identifier (NPI) for Michael Castor is 1790798957, a Type 1 (individual) record in the CMS NPPES registry.

Source: CMS NPPES (public data). Snapshot 2026-07-11. Provider record last updated 2023-09-06.