Independent US Healthcare Provider Directory & Public Medical Database
Active NPI 1255281291 Individual Practitioner Male Practitioner

Mark Christian Hammann

Counselor • Tucson, AZ

Professional Overview & Biography Verified Profile Summary

Mark Hammann is a registered healthcare professional specializing in Counselor in Tucson, AZ. Practice services are available at 2913 E 22ND ST under active NPI credentials.

Practice Location & Contact Primary Location

Practice Address

2913 E 22nd St

Tucson, AZ 857132001

Telephone 5203031697
Associated Practice Facility / Clinic

Specialty Benchmarks & Practice Insights

Comparative analytics for Counselor in Tucson, AZ

Active Practitioner
Practitioner Clinical Experience
Active
City Avg: 15.8 Yrs
State Avg: 13.2 Yrs
Regional Practice Density
143 Specialists

Practicing in Tucson, AZ (1205 Statewide)

Telehealth Adoption Rate
0.7% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
67.4% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Medical Specialties & State Licenses

CMS Verified: 2026-01-29
Counselor Primary Specialty

NUCC Taxonomy Code: 101Y00000X

State License AZ LAC-08387T

A provider who is trained and educated in the performance of behavior health services through interpersonal communications and analysis. Training and education at the specialty level usually requires a master's degree and clinical experience and supervision for licensure or certification.

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

5 Associated Practitioners
NPI 1013520584

Licensed Acupuncturist

Elahe Bellinger , LMSW

Social Worker - Clinical

NPI 1013525237

Licensed Master Social Worker

NPI 1063362010
NPI 1114589462

Licensed Master Social Worker

Kelsey Garcia Faber , LAC, MA

Counselor - Mental Health

NPI 1497322077

Licensed Acupuncturist, Master of Arts

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

6 Historical Events
NPI Profile Active January 30, 2026

NPI status registered as active in NPPES database

📍
Updated Practice Location January 30, 2026

Registered at 2913 E 22ND ST, TUCSON, AZ 857132001 (Tel: 5203031697)

📍
Updated Business Mailing Address January 30, 2026

Registered at 2913 E 22ND ST, TUCSON, AZ 857132001 (Tel: 5203031697)

👤
Provider Name / Credentials Updated January 30, 2026

Recorded as MARK HAMMANN

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) January 30, 2026

Counselor (License #LAC-08387T in AZ)

🟢
Initial NPI Registration & Enumeration January 30, 2026

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1255281291
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: January 30, 2026
Last Update: January 30, 2026
Sole Proprietor: No

Mailing Address

2913 E 22nd St

Tucson, AZ 857132001

Phone: 5203031697

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).
⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.