John Dempsey, D.D.S. M.S.
NPI 1639176217 · Orthodontics and Dentofacial Orthopedics Dentistry · Phoenix, AZ
John Dempsey, D.D.S. M.S. is a Orthodontics and Dentofacial Orthopedics Dentistry provider in Phoenix, AZ (NPI 1639176217).
Provider details
- NPI number
- 1639176217
- Entity type
- Individual
- Primary specialty
- Orthodontics and Dentofacial Orthopedics DentistryDental Providers
- Credential
- D.D.S. M.S.
- Sex
- Male
- License
- 2235 (AZ)
Specialties & taxonomies
Dental Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
21 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
- 2005-06-28
- Last updated
- 2007-07-08
Frequently asked questions
- What is John Dempsey's NPI number?
- John Dempsey's National Provider Identifier (NPI) is 1639176217, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Dempsey's specialty?
- John Dempsey is listed in the NPPES registry with a primary specialty of Orthodontics and Dentofacial Orthopedics Dentistry (Dental Providers).
- Where is John Dempsey located?
- John Dempsey's practice location on file with NPPES is 4232 E Cactus Rd, Phoenix, AZ 85032-7615.
- What is John Dempsey's phone number?
- The practice phone number listed in the NPPES registry for John Dempsey is (602) 996-8995.
- Is John Dempsey's NPI active?
- Yes — John Dempsey's NPI (1639176217) 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.