Brian Michael Duguay, AuD

  • Napa, CA
  • Audiologist-hearing aid fitter
NPI1558449561PAC ID8426100942
Medicare patients, 2024
698
Affiliated sites
1
Medical group
1
State license
1
Year NPI issued
2006
Practice address
3443 Villa Ln, Napa, CA 94558
Practice phone
Call (707) 258-6077
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

John P. Zimmermann, MD, Inc.

Napa, California

See all 3 affiliations

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Brian Michael Duguay is an audiologist-hearing aid fitter in Napa, California

Brian Duguay practices at John P. Zimmermann, MD, Inc. in Napa, California.

Brian Duguay's NPI, 1558449561, was assigned on November 1, 2006. Brian Duguay holds California license AU2299.

NPI and contact details
Medicare PAC ID
8426100942
NPI enumeration date
November 1, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(707) 258-6077
Professional email
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Personal email
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Mobile number
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Sex
Male
Estimated age
44
Medical school graduation
2008

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)

Brian Michael Duguay practices at John P. Zimmermann, MD, Inc. in Napa, California

Brian Duguay's primary practice is John P. Zimmermann, MD, Inc., at 3443 Villa Ln, Napa, CA 94558 in Napa County. The practice phone is (707) 258-6077.

  • John P. Zimmermann, MD, Inc.
    3443 Villa Ln, Napa, CA 94558 · Napa CountyPhone(707) 258-6077

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Brian Michael Duguay is affiliated with 2 sites of care and 1 medical group

Brian Duguay's primary practice is John P. Zimmermann, MD, Inc. in Napa, California. The medical group on file is Microtone Audiology, Inc. Dmand AI also links Brian Duguay to 1 more group practice or clinic, named with a free account.

See all 3 affiliations for Brian Duguay

Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data

Dmand AI tracks the EHR system at Brian Michael Duguay's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Brian Duguay practices. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
John P. Zimmermann, MD, Inc.Available with a free account
+1 more affiliated siteAvailable with a free account

Source: Dmand AI Technology Install Data

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Brian Michael Duguay is one of 193 audiologist-hearing aid fitters in California

Audiologist-hearing aid fitter is Brian Duguay's primary specialty in the NPI Registry, under taxonomy code 237600000X. Brian Duguay is licensed in California.

Specialties and state licenses

  • Audiologist-hearing aid fitter, CaliforniaPrimaryLicense AU2299 · taxonomy 237600000X

Audiologist-hearing aid fitters near Brian Duguay

Counts of audiologist-hearing aid fitters with a Dmand AI profile, by place and practice. Each opens the list.

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Brian Michael Duguay treated 698 Medicare patients in 2024, average age 76

CMS counts 698 Medicare patients who saw Brian Duguay in 2024. The largest group is 75 to 84, with 274 patients. 75% of them have high cholesterol, and 70% have high blood pressure. 31% are also on Medicaid. Their average risk score is 1.09, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Brian Duguay's median patient age at 72, with 53% women.

Medicare patients, 2024698
Average age76
Average risk score1.09
Also on Medicaid31%

Brian Duguay's Medicare patients by age, 2024

Brian Duguay's Medicare patients by sex, 2024

  • Women39256%
  • Men30644%

Chronic conditions among Brian Duguay's Medicare patients, 2024

  1. High cholesterol75%
  2. High blood pressure70%
  3. Arthritis43%
  4. Diabetes27%
  5. Osteoporosis20%
  6. Chronic kidney disease19%
  7. Ischemic heart disease19%
  8. Mood disorders19%

Share of Medicare patients with each condition. A patient can have several.

Brian Duguay's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 72

Patient panel by sex, all payers

  • Women53%
  • Men46%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

How Brian Michael Duguay takes part in Medicare

Brian Duguay accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Source: Doctors and Clinicians National Downloadable File (CMS)

Sources for Brian Michael Duguay's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Brian Michael Duguay

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Brian Michael Duguay's NPI number?

Brian Michael Duguay's NPI number is 1558449561. It was assigned on November 1, 2006, and it is active in the NPI Registry.

What does Brian Michael Duguay specialize in?

Brian Michael Duguay is an audiologist-hearing aid fitter in Napa, California. The primary specialty in the NPI Registry is Audiologist-Hearing Aid Fitter (taxonomy code 237600000X).

Where does Brian Michael Duguay practice?

Brian Duguay practices at 3443 Villa Ln, Napa, CA 94558. Brian Duguay's primary practice is John P. Zimmermann, MD, Inc. in Napa, California. Dmand AI also links Brian Duguay to 1 group practice or clinic.

What is Brian Michael Duguay's office phone number?

The practice phone on file for Brian Duguay is (707) 258-6077.

What is Brian Michael Duguay's medical license number?

Brian Duguay holds California license AU2299.

What medical group is Brian Michael Duguay part of?

Brian Duguay is linked to Microtone Audiology, Inc.

Does Brian Michael Duguay accept Medicare?

Yes. CMS lists Brian Duguay as accepting Medicare assignment.

How many Medicare patients does Brian Michael Duguay see?

CMS counts 698 Medicare patients who saw Brian Duguay in 2024, with an average age of 76.

How long has Brian Michael Duguay been practicing?

Brian Duguay graduated from medical school in 2008, 18 years ago.

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