Dr. Mary B. Gauthier, MD
- Medicare services, 2021
- 189
- Part D claims, 2024
- 2,757
- Hospital affiliations
- 1
- Industry payments
- $30,115
- Medical group
- 1
- Practice address
- 380 West MacArthur Boulevard, Oakland, CA 94609
- Practice phone
- Call (510) 251-0121
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Addiction Medicine & Recovery Services at Oakland Medical Center
Outpatient Addiction Treatment · Oakland, California
Find Dr. Gauthier's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Mary B. Gauthier is a family medicine physician in Oakland, California
Dr. Gauthier practices at Addiction Medicine & Recovery Services at Oakland Medical Center in Oakland, California.
Dr. Gauthier's NPI, 1487823936, was assigned on February 28, 2008. Dr. Gauthier graduated from Boston University School Of Medicine in 2003. Dr. Gauthier holds California license A113249.
- NPI
- 1487823936NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2860660347
- NPI enumeration date
- February 28, 2008
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (510) 251-0121
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 49
- Medical school graduation
- 2003
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Mary B. Gauthier practices at Addiction Medicine & Recovery Services at Oakland Medical Center in Oakland, California
Dr. Gauthier's primary practice is Addiction Medicine & Recovery Services at Oakland Medical Center, at 380 West MacArthur Boulevard, Oakland, CA 94609. The practice phone is (510) 251-0121.
- Addiction Medicine & Recovery Services at Oakland Medical Center380 West MacArthur Boulevard, Oakland, CA 94609Phone(510) 251-0121
Source: Dmand AI Affiliation Data
Dr. Mary B. Gauthier is affiliated with 3 sites of care and 1 medical group
Dr. Gauthier's primary practice is Addiction Medicine & Recovery Services at Oakland Medical Center in Oakland, California. Dr. Gauthier is also affiliated with Oakland Medical Center. The medical group on file is The Permanente Medical Group, Inc. Dmand AI also links Dr. Gauthier to 1 more group practice or clinic, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Mary B. Gauthier's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Gauthier practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Addiction Medicine & Recovery Services at Oakland Medical Center | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Mary B. Gauthier is one of 15,680 family medicine physicians in California
Family medicine is Dr. Gauthier's primary specialty in the NPI Registry, under taxonomy code 207Q00000X. Dmand AI has Dr. Gauthier's licenses on file in 3 states: California, Pennsylvania and South Carolina.
Specialties and state licenses
- Family medicine, CaliforniaPrimary
- Pennsylvania license
- South Carolina license
Clinical focus
Dmand AI lists acute skin infection, chronic hypertension, diabetic emergency, hiv/aids, pneumonia, upper respiratory infection (URI), UTI and vaginal infection among the conditions Dr. Gauthier treats.
Family medicine physicians near Dr. Gauthier
Counts of family medicine physicians 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
Dr. Mary B. Gauthier billed Medicare for 189 services in 2021
CMS data shows 189 Medicare services from Dr. Gauthier across 7 procedure codes in 2021. Medicare paid $17,421 for them. Every service was in an office.
Dr. Gauthier's Medicare services by type, 2020 to 2021
- 2020
- 2021
- Office and hospital visits
- 2020: 3042021: 14951%
- Lab and pathology
- 2020: 1622021: 4075%
- Drugs given in the office
- 2020: 582021: 0100%
- Imaging
- 2020: 112021: 0100%
Dr. Gauthier compared with the California median for family medicine physicians, 2021
- Dr. Gauthier
- California median
- Medicare services
- 189vs 24623% below
- Part D claims
- 2,110vs 8332.5 times
Medians across 15,349 family medicine physicians in California with Dmand AI profiles that report each measure.
Dr. Gauthier's most billed Medicare procedure codes, 2021
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Gauthier and other family medicine physicians in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Mary B. Gauthier's patients have a median age of 50
Across all payers, Dmand AI patient panel data puts Dr. Gauthier's median patient age at 50, with 70% women.
Dr. Gauthier's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 50
Patient panel by sex, all payers
- Women70%
- Men29%
Source: Dmand AI Patient Panel Data
Dr. Mary B. Gauthier wrote 2,757 Medicare Part D claims in 2024
In 2024, Dr. Gauthier wrote 2,757 Medicare Part D claims for 463 patients. 90% of them were for generic drugs. CMS names the drug for 2,110 of them, across 65 drugs with 11 or more claims each, at $61,341 in total drug cost. In 2023, CMS named 339 claims across 16 drugs.
Dr. Gauthier's Part D claims by kind of drug, 2024
- Generic2,492 claims90%
- Brand-name and other265 claims10%
Dr. Gauthier's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Gauthier's Part D claims, 2024
- Opioids5%131 of 2,757 claims
- Antibiotics2%56 of 2,757 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 3392024: 2,110522%
Drugs named by CMS: 65 in 2024, 16 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Dr. Mary B. Gauthier takes part in Medicare
Dr. Gauthier 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)
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Dr. Mary B. Gauthier received $30,115 in industry payments from 2016 to 2023
CMS Open Payments shows 20 general payments to Dr. Gauthier from 4 drug and device companies from 2016 to 2023. Consulting fees make up the largest share, 97% of the total. Takeda Pharmaceuticals U.S.A., Inc. paid the most, $30,050.
General payments to Dr. Gauthier by program year, 2016 to 2023
General payments to Dr. Gauthier by kind, 2016 to 2023
- Consulting fees$29,10097%
- Education$9503%
- Food and beverage$650%
Companies that paid Dr. Gauthier the most, 2016 to 2023
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Mary B. Gauthier graduated from Boston University School Of Medicine
Dr. Gauthier graduated from Boston University School Of Medicine in 2003.
- Medical school
Source: Dmand AI Professional Profile Data
Dr. Mary B. Gauthier accepts plans from 7 insurance carriers
Dr. Gauthier is in network with 7 carriers, including Kaiser Permanente, Blue Cross Blue Shield of Massachusetts and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 6. Check the plan with the practice before a visit.
- Kaiser Permanente
- Blue Cross Blue Shield of Massachusetts
- Blue Cross Blue Shield of Michigan
- Elevance
- HCSC
- Regence Health Plans
- CMS Medicare
Plan types Dr. Gauthier accepts, by number of carriers
- Medicare6
- PPO5
- EPO1
- HMO1
- POS1
Source: Dmand AI Insurance Network Data
Sources for Dr. Mary B. Gauthier's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Mary B. Gauthier
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Mary B. Gauthier's NPI number?
Dr. Mary B. Gauthier's NPI number is 1487823936. It was assigned on February 28, 2008, and it is active in the NPI Registry.
What kind of doctor is Dr. Mary B. Gauthier?
Dr. Mary B. Gauthier is a family medicine physician in Oakland, California. The primary specialty in the NPI Registry is Family Medicine Physician (taxonomy code 207Q00000X).
Where does Dr. Mary B. Gauthier practice?
Dr. Gauthier practices at 380 West MacArthur Boulevard, Oakland, CA 94609. Dr. Gauthier's primary practice is Addiction Medicine & Recovery Services at Oakland Medical Center in Oakland, California. Dmand AI also links Dr. Gauthier to 1 group practice or clinic.
What is Dr. Mary B. Gauthier's office phone number?
The practice phone on file for Dr. Gauthier is (510) 251-0121.
What is Dr. Mary B. Gauthier's medical license number?
Dr. Gauthier holds California license A113249, one of the licenses on file in 3 states.
Which states has Dr. Mary B. Gauthier been licensed in?
Dmand AI has state licenses on file for Dr. Gauthier in California (2010 to 2026), Pennsylvania (2004 to 2010) and South Carolina (2003 to 2004).
Which hospitals is Dr. Mary B. Gauthier affiliated with?
Dr. Gauthier is affiliated with Oakland Medical Center.
What medical group is Dr. Mary B. Gauthier part of?
Dr. Gauthier is linked to The Permanente Medical Group, Inc.
Does Dr. Mary B. Gauthier accept Medicare?
Yes. CMS data shows Dr. Gauthier billed Medicare for 189 services in 2021, and Dr. Gauthier accepts Medicare assignment.
What services does Dr. Mary B. Gauthier bill to Medicare?
In 2021, Dr. Gauthier's most billed Medicare services were office visit, new patient (99204), office visit, established patient (99214) and lab and pathology test (87635).
Show 5 more questionsShow fewer questions
Where did Dr. Mary B. Gauthier go to medical school?
Dr. Gauthier graduated from Boston University School Of Medicine in 2003.
What drugs does Dr. Mary B. Gauthier prescribe most?
In 2024 Medicare Part D data, Dr. Gauthier's most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Famotidine.
Has Dr. Mary B. Gauthier received payments from drug or device companies?
CMS Open Payments shows $30,115 in general payments to Dr. Gauthier from 4 companies from 2016 to 2023. The largest total came from Takeda Pharmaceuticals U.S.A., Inc.
How long has Dr. Mary B. Gauthier been practicing?
Dr. Gauthier graduated from medical school in 2003, 23 years ago.
What insurance does Dr. Mary B. Gauthier accept?
Dr. Gauthier is in network with 7 carriers, including Kaiser Permanente, Blue Cross Blue Shield of Massachusetts and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 6. Check the plan with the practice before a visit.
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