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Cathlyn Stephen, M.D.
NPI 1457315251 · Internal Medicine Physician · Phoenix, AZ
Cathlyn Stephen, M.D. is a Internal Medicine Physician provider in Phoenix, AZ (NPI 1457315251).
Provider details
- NPI number
- 1457315251
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- AZ20083 (AZ)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(91/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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
4045 E Bell Rd
Suite 105
Phoenix, AZ 85032-2236
Phone: (602) 923-6666
Fax: (602) 923-7676
Street-level locationGet directions
Mailing address
11000 N Scottsdale Rd
Scottsdale, AZ 85254-6130
Registry dates
- Enumerated
- 2006-04-17
- Last updated
- 2014-10-21
Frequently asked questions
- What is Cathlyn Stephen's NPI number?
- Cathlyn Stephen's National Provider Identifier (NPI) is 1457315251, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Cathlyn Stephen's specialty?
- Cathlyn Stephen is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Cathlyn Stephen located?
- Cathlyn Stephen's practice location on file with NPPES is 4045 E Bell Rd, Phoenix, AZ 85032-2236.
- What is Cathlyn Stephen's phone number?
- The practice phone number listed in the NPPES registry for Cathlyn Stephen is (602) 923-6666.
- Is Cathlyn Stephen's NPI active?
- Yes — Cathlyn Stephen's NPI (1457315251) is active in the NPPES registry as of the last update on 2014-10-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.