Active NPI 1801125091 Individual Practitioner Male Practitioner

Dr. Douglas Brett Garrison , AuD

Audiologist • Durham, NC

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Douglas Garrison, AuD is a certified Audiologist practicing in Durham, NC. With approximately 17 years of clinical experience since graduating from Vanderbilt University School Of Medicine in 2009, Dr. Garrison delivers high-quality medical care to the local community at DUMC 3805.

Dr. Garrison is affiliated with Duke Health Integrated Practice Inc and accepts Medicare assignment.

Frequently performed procedures and clinical services include evaluation and testing for balance with recording, test for abnormal eye movement using a rotating chair, assessment and recording of balance system during irrigation of both ears. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

Dumc 3805

Durham, NC 277100001

Telephone 9196841195

Fax 9196849108

Medicare Profile & Education

Medical School

Vanderbilt University School Of Medicine

Graduation Year

2009

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Audiologist in Durham, NC

Established Specialist (10-20 Yrs)

Practitioner Clinical Experience

17 Yrs +8.0 yrs vs City Avg

City Avg: 9.0 Yrs

State Avg: 15.0 Yrs

Regional Practice Density

71 Specialists

Practicing in Durham, NC (820 Statewide)

Telehealth Adoption Rate

0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

79.9% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Garrison (17 Years) 17 Yrs

Durham Specialty Average (9.0 Years) 9.0 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2024)

Reporting Year:

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
92540 Evaluation and testing for balance with recording	94	94	$235.00	$72.15
92546 Test for abnormal eye movement using a rotating chair	70	70	$222.00	$13.93
92538 Assessment and recording of balance system during irrigation of both ears	56	56	$63.00	$14.60
92537 Test to assess balance during warm and cool irrigation in both ears	25	25	$126.00	$28.88

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
92540 Evaluation and testing for balance with recording	72	72	$235.00	$73.66
92546 Test for abnormal eye movement using a rotating chair	49	49	$222.00	$14.09
92537 Test to assess balance during warm and cool irrigation in both ears	31	31	$126.00	$29.05
92538 Assessment and recording of balance system during irrigation of both ears	28	28	$63.00	$14.64

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
92540 Evaluation and testing for balance with recording	99	99	$235.00	$74.98
92546 Test for abnormal eye movement using a rotating chair	64	64	$222.00	$14.36
92538 Assessment and recording of balance system during irrigation of both ears	41	40	$63.00	$15.50
92537 Test to assess balance during warm and cool irrigation in both ears	40	40	$126.00	$29.63

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
92540 Evaluation and testing for balance with recording	88	87	$235.00	$76.70
92546 Test for abnormal eye movement using a rotating chair	60	60	$222.00	$14.61
92537 Test to assess balance during warm and cool irrigation in both ears	43	43	$126.00	$30.22
92538 Assessment and recording of balance system during irrigation of both ears	26	26	$63.00	$15.61

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
92540 Evaluation and testing for balance with recording	74	74	$235.00	$78.17
92546 Test for abnormal eye movement using a rotating chair	62	62	$222.00	$14.83
92537 Test to assess balance during warm and cool irrigation in both ears	31	31	$126.00	$30.70
92538 Assessment and recording of balance system during irrigation of both ears	24	24	$63.00	$16.05

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
92540 Evaluation and testing for balance with recording	92	92	$235.00	$77.54
92546 Test for abnormal eye movement using a rotating chair	78	78	$222.00	$14.82
92537 Test to assess balance during warm and cool irrigation in both ears	39	39	$126.00	$31.02
92538 Assessment and recording of balance system during irrigation of both ears	33	33	$63.00	$15.27
92542 Test for abnormal eye movement using 3 positions with recording	17	14	$80.00	$23.32

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
92540 Evaluation and testing for balance with recording	98	98	$235.00	$77.72
92546 Test for abnormal eye movement using a rotating chair	64	64	$243.56	$14.81
92537 Test to assess balance during warm and cool irrigation in both ears	49	49	$126.00	$30.98
92538 Assessment and recording of balance system during irrigation of both ears	35	35	$63.00	$15.27
92542 Test for abnormal eye movement using 3 positions with recording	17	14	$80.00	$23.68

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
92540 Evaluation and testing for balance with recording	132	132	$235.00	$77.64
92546 Test for abnormal eye movement using a rotating chair	105	105	$268.00	$14.45
92537 Test to assess balance during warm and cool irrigation in both ears	64	64	$126.00	$30.91
92538 Assessment and recording of balance system during irrigation of both ears	47	47	$63.00	$15.47
92700 Other procedure on ear, nose, or throat	40	37	$443.85	$42.46
92542 Test for abnormal eye movement using 3 positions with recording	17	13	$80.00	$24.37

Medical Specialties & State Licenses

Audiologist Primary Specialty

NUCC Taxonomy Code: 231H00000X

State License NC 8682

(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

Duke Health Integrated Practice Inc

40 Duke Medicine Cir, Durham, NC 277104000

Phone: 9196848111

Practice Associates & Co-Workers

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

1 Associated Practitioners

Dr. Jumah Ahmad , MD

Otolaryngology - Otology & Neurotology

NPI 1821559527

Doctor of Medicine (M.D.)

Career & Practice History Timeline

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

6 Historical Events

✅

NPI Profile Active December 17, 2009

NPI status registered as active in NPPES database

📍

Updated Practice Location December 17, 2009

Registered at DUMC 3805, DURHAM, NC 277100001 (Tel: 9196841195)

📍

Updated Business Mailing Address December 17, 2009

Registered at DUMC 3805, DURHAM, NC 277100001 (Tel: 9196841195)

👤

Provider Name / Credentials Updated December 17, 2009

Recorded as DOUGLAS GARRISON, AUD

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) December 17, 2009

Audiologist (License #8682 in NC)

🟢

Initial NPI Registration & Enumeration December 17, 2009

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: 1801125091

Entity Type:

Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)

Enumeration Date: December 17, 2009

Last Update: December 17, 2009

Sole Proprietor: No

Update or Correct Profile

Mailing Address

Dumc 3805

Durham, NC 277100001

Phone: 9196841195

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.