Mark Callesen, M.D.
NPI 1457461956 · Psychiatry Physician · Phoenix, AZ
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Callesen, M.D. is a Psychiatry Physician provider in Phoenix, AZ (NPI 1457461956).
Provider details
- NPI number
- 1457461956
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 23058 (AZ)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
3 documented practice locations
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
Additional practice locations (2)
- 880 N Colorado StGilbert, AZ 85233-3419Phone: (480) 820-0825Fax: (480) 820-7863
- 3033 N Central Ave Ste 700Phoenix, AZ 85012-2806Phone: (602) 230-7373Fax: (602) 257-8029
Registry dates
- Enumerated
- 2006-08-30
- Last updated
- 2025-11-21
- Certified
- 2025-11-21
Frequently asked questions
- What is Mark Callesen's NPI number?
- Mark Callesen's National Provider Identifier (NPI) is 1457461956, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Callesen's specialty?
- Mark Callesen is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Callesen located?
- Mark Callesen's practice location on file with NPPES is 610 E Baseline Rd Ste 5, Phoenix, AZ 85042-6536.
- What is Mark Callesen's phone number?
- The practice phone number listed in the NPPES registry for Mark Callesen is (602) 230-7373.
- Does Mark Callesen accept Medicare?
- Mark Callesen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Callesen's NPI active?
- Yes — Mark Callesen's NPI (1457461956) is active in the NPPES registry as of the last update on 2025-11-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.