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Active NPI 1356021620 Individual Practitioner Male Practitioner

Dr. Zachary Herbert Hollen , CCC, AuD

Audiologist • Duluth, MN

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Zachary Hollen, CCC, AuD is a certified Audiologist practicing in Duluth, MN. With approximately 4 years of clinical experience since completing medical education in 2022, Dr. Hollen delivers high-quality medical care to the local community at 400 E 3RD ST.

Dr. Hollen is affiliated with The Duluth Clinic Ltd and accepts Medicare assignment.

Practice Location & Contact Primary Location

Practice Address

400 E 3rd St

Duluth, MN 558051951

Telephone 2187868364
Associated Practice Facility / Clinic
🏢 The Duluth Clinic, Ltd Facility NPI 1245278209

Medicare Profile & Education

Medical School

Other

Graduation Year

2022

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Audiologist in Duluth, MN

Rising Specialist (<5 Yrs)
Practitioner Clinical Experience
4 Yrs -9.8 yrs vs City Avg
City Avg: 13.8 Yrs
State Avg: 15.4 Yrs
Regional Practice Density
23 Specialists

Practicing in Duluth, MN (516 Statewide)

Telehealth Adoption Rate
0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
67.4% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Hollen (4 Years) 4 Yrs
Duluth Specialty Average (13.8 Years) 13.8 Yrs

Medical Specialties & State Licenses

CMS Verified: 2023-07-21
Audiologist Primary Specialty

NUCC Taxonomy Code: 231H00000X

State License MN 528420

(1) A specialist in evaluation, habilitation and rehabilitation of those whose communication disorders center in whole or in part in hearing function. Audiologists are autonomous professionals who identify, assess, and manage disorders of the auditory, balance and other neural systems. Audiologists provide audiological (aural) rehabilitation to children and adults across the entire age span. Audiologists select, fit and dispense amplification systems such as hearing aids and related devices. (2) An audiologist is a person qualified by a master's degree in audiology, licensed by the state, where applicable, and practicing within the scope of that license. Audiologists evaluate and treat patients with impaired hearing. They plan, direct and conduct rehabilitative programs with audiotry substitutional devises (hearing aids) and other therapy.

Hospital & Practice Group Affiliations

The Duluth Clinic Ltd

1101 9th St N, Virginia, MN 557922329

Phone: 2187410150

Practice Associates & Co-Workers

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

40 Associated Practitioners
Molly Dwyer , APRN, CNP

Nurse Practitioner - Psychiatric/Mental Health

NPI 1003468760

Advanced Practice Registered Nurse, Certified Nurse Practitioner

NPI 1003565292

Doctor of Medicine (M.D.)

Kelsey O'neil , APRN, CNP

Nurse Practitioner - Family

NPI 1003677303

Advanced Practice Registered Nurse, Certified Nurse Practitioner

Annette Barker

Nurse Practitioner - Family

NPI 1003845595
Bruce Derauf

Radiology - Diagnostic Radiology

NPI 1003847385
Nizar Saleh

Internal Medicine - Cardiovascular Disease

NPI 1003857889

Career & Practice History Timeline

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

6 Historical Events
NPI Profile Active July 21, 2023

NPI status registered as active in NPPES database

📍
Updated Practice Location July 21, 2023

Registered at 400 E 3RD ST, DULUTH, MN 558051951 (Tel: 2187868364)

📍
Updated Business Mailing Address July 21, 2023

Registered at 400 E 3RD ST, DULUTH, MN 558051951 (Tel: 2187868364)

👤
Provider Name / Credentials Updated July 21, 2023

Recorded as ZACHARY HOLLEN, CCC/AUD

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) July 21, 2023

Audiologist (License #528420 in MN)

🟢
Initial NPI Registration & Enumeration July 21, 2023

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: 1356021620
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: July 21, 2023
Last Update: July 21, 2023
Sole Proprietor: No

Mailing Address

400 E 3rd St

Duluth, MN 558051951

Phone: 2187868364

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.