npidata.org
Products
Provider RadarWatch an area and specialty — weekly alerts on new cliniciansPractice RadarWeekly alerts when new organisations register nearbySpecialtiesEvery NUCC taxonomy, with counts by state and cityStatesProvider counts and breakdowns for all 50 statesPhysician listsMDs and DOs with addresses and phone numbersNP listsNurse practitioners, the fastest-growing groupAPIJSON, delta feed, free tier
Use cases
Healthcare sales prospectingPhysician recruiting and locum staffingMedical device sales territory planningCredentialing and provider verificationHealthcare marketing lists and audience buildingPharmaceutical sales and prescriber targeting
Account
Start freeThree radars and an export a month Sign in Pricing
Explore
Data Labs API
About
About usTermsPrivacyContact us

Search › Arizona › Psychiatric/Mental Health Nurse Practitioner

Natasha Casteel, NP

NPI 1740146273 · on the registry since 2025 · sole proprietor

Practice

Address
8 E Cottonwood St
Cottonwood, AZ 86326
Phone
(877) 634-7333
Fax
(866) 984-3891
Organisation at this address
Spectrum Healthcare
Genoa Healthcare Llc
Spectrum Healthcare Group, Inc
Spectrum Healthcare Group, Inc.
Spectrum Healthcare Group, Inc.
Inferred from a shared address, not stated in the registry.
Clinicians at this address
42

Registry record

Primary taxonomy
Psychiatric/Mental Health Nurse Practitioner
363LP0808X
Licence states on file
AZ
From the registry's licence fields, which are often incomplete.
Sex
Female
Record last updated
2026-01-20

Source: CMS National Plan and Provider Enumeration System. Registration is not the same as practising, and the registry records no retirement — some people listed here no longer practise. More in Arizona