John Madden
NPI 1750506242 · Chiropractor · Round Rock, TX
Enrolled with Medicare as Practitioner - Chiropractic · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Madden is a Chiropractor provider in Round Rock, TX (NPI 1750506242).
Provider details
- NPI number
- 1750506242
- Entity type
- Individual
- Primary specialty
- ChiropractorChiropractic Providers
- Sex
- Male
- Sole proprietor
- No
- License
- 10046 (TX)
Specialties & taxonomies
Chiropractic Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-04-17
- Last updated
- 2007-07-08
Frequently asked questions
- What is John Madden's NPI number?
- John Madden's National Provider Identifier (NPI) is 1750506242, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Madden's specialty?
- John Madden is listed in the NPPES registry with a primary specialty of Chiropractor (Chiropractic Providers).
- Where is John Madden located?
- John Madden's practice location on file with NPPES is 1201 S I H 35 Ste 103, Round Rock, TX 78664-6646.
- What is John Madden's phone number?
- The practice phone number listed in the NPPES registry for John Madden is (512) 255-0401.
- Does John Madden accept Medicare?
- John Madden is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Madden's NPI active?
- Yes — John Madden's NPI (1750506242) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.