Nicholas Ahrendt, M.D.
NPI 1043744998 · Psychiatry Physician · Tucson, AZ
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nicholas Ahrendt, M.D. is a Psychiatry Physician provider in Tucson, AZ (NPI 1043744998).
Provider details
- NPI number
- 1043744998
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- R76093 (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
9 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
- 2017-04-18
- Last updated
- 2017-04-18
Frequently asked questions
- What is Nicholas Ahrendt's NPI number?
- Nicholas Ahrendt's National Provider Identifier (NPI) is 1043744998, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nicholas Ahrendt's specialty?
- Nicholas Ahrendt is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Nicholas Ahrendt located?
- Nicholas Ahrendt's practice location on file with NPPES is 2800 E Ajo Way, Tucson, AZ 85713-6204.
- What is Nicholas Ahrendt's phone number?
- The practice phone number listed in the NPPES registry for Nicholas Ahrendt is (520) 626-7878.
- Does Nicholas Ahrendt accept Medicare?
- Nicholas Ahrendt is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nicholas Ahrendt's NPI active?
- Yes — Nicholas Ahrendt's NPI (1043744998) is active in the NPPES registry as of the last update on 2017-04-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.