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NPI-verifiedGastroenterology · Phoenix Nurse practitioner–led practiceLast verified Oct 15, 2026

Nurse Practitioners R Us

Nurse practitioner–led practice
This practice is owned and run by a nurse practitioner (NP), not a physician (MD/DO). In Arizona, nurse practitioners are licensed to examine, diagnose, treat and prescribe on their own. No physician is listed on staff here — if you need a doctor specifically, ask the office or choose a physician-led practice.

Its providers include Kelly Schultz, DNP RN AGNP-C, Catherine Hallmark, NP, and Jessica Denise, FNP-C. Services include primary care support and care coordination.

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Who you'll see

Providers

KS
Kelly Schultz, DNP RN AGNP-C
CH
Catherine Hallmark, NP
JD
Jessica Denise, FNP-C
Services

What this practice treats

Primary care supportCare coordination
Last verified Oct 15, 2026Report a correction

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