Dr. Jacquelyn Jo Maher, MD

  • San Francisco, CA
  • Gastroenterologist
NPI1457454951PAC ID3971667684
Medicare services, 2024
143
Medicare patients, 2024
85
Part D claims, 2024
19
Publications
27
MIPS score, 2024
97
Practice address
1001 Potrero Avenue, San Francisco, CA 94110
Practice phone
Call (415) 206-8000
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

See all 3 affiliations

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Dr. Jacquelyn Jo Maher is a gastroenterologist in San Francisco, California

Dr. Maher practices at Zuckerberg San Francisco General Hospital and Trauma Center in San Francisco, California, part of City and County of San Francisco, CA.

Dr. Maher's NPI, 1457454951, was assigned on September 7, 2006. Dr. Maher graduated from Duke University School of Medicine in 1979. Dr. Maher holds California license G49955.

NPI and contact details
Medicare PAC ID
3971667684
NPI enumeration date
September 7, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(415) 206-8000
Professional email
Get email
Personal email
Get email
Mobile number
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Sex
Female
Estimated age
73
Medical school graduation
1979

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

Dr. Jacquelyn Jo Maher practices at Zuckerberg San Francisco General Hospital and Trauma Center in San Francisco, California

Dr. Maher's primary practice is Zuckerberg San Francisco General Hospital and Trauma Center, at 1001 Potrero Avenue, San Francisco, CA 94110 in San Francisco County. The practice phone is (415) 206-8000.

Source: Dmand AI Affiliation Data

Dr. Jacquelyn Jo Maher is affiliated with 1 site of care and 2 medical groups

Dr. Maher's primary practice is Zuckerberg San Francisco General Hospital and Trauma Center in San Francisco, California, part of City and County of San Francisco, CA. The medical group on file is UCSF Department of Radiology & Biomedical Imaging. Dmand AI also links Dr. Maher to 1 more medical group, named with a free account.

See all 3 affiliations for Dr. Maher

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Jacquelyn Jo Maher's practice

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

EHR by site
SiteEHR vendor and product
Zuckerberg San Francisco General Hospital and Trauma CenterAvailable with a free account
+1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

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Dr. Jacquelyn Jo Maher is one of 1,977 gastroenterologists in California

Gastroenterology is Dr. Maher's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dr. Maher is licensed in California.

Specialties and state licenses

  • Gastroenterology, CaliforniaPrimaryLicense G49955 · taxonomy 207RG0100X

Gastroenterologists near Dr. Maher

Counts of gastroenterologists 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. Jacquelyn Jo Maher billed Medicare for 143 services in 2024

CMS data shows 143 Medicare services from Dr. Maher across 6 procedure codes in 2024, for 85 Medicare patients. Medicare paid $13,416 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 2024143
Medicare patients85
Paid by Medicare$13,416
Procedure codes6

Dr. Maher's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 702024: 746%
Other services
2023: 192024: 40111%
Surgery
2023: 02024: 29

Dr. Maher compared with the California median for gastroenterologists, 2024

  • Dr. Maher
  • California median
Medicare services
143vs 58676% below
Medicare patients
85vs 30272% below

Medians across 1,875 gastroenterologists in California with Dmand AI profiles that report each measure.

Dr. Maher's most billed Medicare procedure codes, 2024

CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.

See all procedures by Dr. Maher

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Jacquelyn Jo Maher treated 85 Medicare patients in 2024, average age 70

CMS counts 85 Medicare patients who saw Dr. Maher in 2024. The largest group is 65 to 74, with 44 patients. 75% of them have high blood pressure, and 54% have high cholesterol. Their average risk score is 2.20, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Dr. Maher's median patient age at 70, with 48% women.

Medicare patients, 202485
Average age70
Average risk score2.20

Dr. Maher's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Maher's Medicare patients by sex, 2024

  • Women4047%
  • Men4553%

Chronic conditions among Dr. Maher's Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol54%
  3. Diabetes48%
  4. Arthritis39%
  5. Chronic kidney disease35%
  6. Mood disorders32%
  7. Anxiety31%
  8. Depression29%

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

Dr. Maher's patients across all payers

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

Patient panel by age, all payers

Median age 70

Patient panel by sex, all payers

  • Women48%
  • Men48%

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

Dr. Jacquelyn Jo Maher wrote 19 Medicare Part D claims in 2024

In 2024, Dr. Maher wrote 19 Medicare Part D claims. 100% of them were for generic drugs.

Part D claims, 202419

Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data

Dr. Jacquelyn Jo Maher scored 97 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 97 out of 100 for Dr. Maher for performance year 2024, reported as part of a group. Dr. Maher accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 19 procedures of upper gastrointestinal (gi) endoscopy for acid reflux by Dr. Maher, more than 49% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes

Dr. Maher's MIPS scores, performance year 2024

  • 97of 100Final score
  • 89.9of 100Quality
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities
  • 78of 100Cost

Each score is out of 100. The final score weighs the categories CMS scored for this clinician.

Where Dr. Maher ranks in Medicare procedure volume

Upper gastrointestinal (GI) endoscopy for acid reflux
49th percentile19 procedures
Colonoscopy
45th percentile16 procedures

CMS ranks each clinician against every clinician it reports for the same procedure category.

Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)

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Dr. Jacquelyn Jo Maher has 27 publications on record

Dmand AI links 27 papers to Dr. Maher, published from 2014 to 2025. 2020 was the busiest year, with 4. The most frequent topics are Liver, Hepatocytes and Non-alcoholic Fatty Liver Disease. Dr. Maher has published most often in bioRxiv. Dr. Maher's most frequent co-authors are Aras Nikodemas Mattis, MD, PhD, Mandana Khalili, MD and Michele May-Sien Tana, MD.

Papers27
Years published2014 to 2025

Dr. Maher's papers by year, 2014 to 2025

Topics Dr. Maher writes about most

  • Liver
  • Hepatocytes
  • Non-alcoholic Fatty Liver Disease
  • Mice, Inbred C57BL
  • Disease Models, Animal
  • Adipose Tissue
  • Carcinoma, Hepatocellular
  • Choline

Dr. Maher's most frequent co-authors

Recent publications by Dr. Maher

See all 27 publications and co-authors

See who Dr. Maher researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Maher works with, so you can find a warm path to the right gastroenterologists.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Jacquelyn Jo Maher received $10,454 in industry payments from 2018 to 2023

CMS Open Payments shows 10 general payments to Dr. Maher from 3 drug and device companies from 2018 to 2023. Speaker and faculty fees make up the largest share, 63% of the total. BioMarin Pharmaceutical Inc. paid the most, $6,600.

General payments to Dr. Maher by program year, 2018 to 2023

General payments to Dr. Maher by kind, 2018 to 2023

$10.5Kin total
  • Speaker and faculty fees$6,60063%
  • Consulting fees$3,75036%
  • Food and beverage$1041%

Companies that paid Dr. Maher the most, 2018 to 2023

Share is of all general payments to this clinician.

See all payments to Dr. Maher

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. Jacquelyn Jo Maher graduated from Duke University School of Medicine

Dr. Maher graduated from Duke University School of Medicine in 1979.

  1. Medical schoolDuke University School of Medicine

Source: Dmand AI Professional Profile Data

Sources for Dr. Jacquelyn Jo Maher'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 phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare Part D Prescribers - 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)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
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 Dr. Jacquelyn Jo Maher

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. Jacquelyn Jo Maher's NPI number?

Dr. Jacquelyn Jo Maher's NPI number is 1457454951. It was assigned on September 7, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Jacquelyn Jo Maher?

Dr. Jacquelyn Jo Maher is a gastroenterologist in San Francisco, California. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).

Where does Dr. Jacquelyn Jo Maher practice?

Dr. Maher practices at 1001 Potrero Avenue, San Francisco, CA 94110. Dr. Maher's primary practice is Zuckerberg San Francisco General Hospital and Trauma Center in San Francisco, California, part of City and County of San Francisco, CA. Dmand AI also links Dr. Maher to 1 medical group.

What is Dr. Jacquelyn Jo Maher's office phone number?

The practice phone on file for Dr. Maher is (415) 206-8000.

What is Dr. Jacquelyn Jo Maher's medical license number?

Dr. Maher holds California license G49955.

Which hospitals is Dr. Jacquelyn Jo Maher affiliated with?

Dr. Maher practices at Zuckerberg San Francisco General Hospital and Trauma Center in San Francisco, California.

What medical group is Dr. Jacquelyn Jo Maher part of?

Dr. Maher is linked to UCSF Department of Radiology & Biomedical Imaging. Dmand AI links Dr. Maher to 1 more medical group.

Does Dr. Jacquelyn Jo Maher accept Medicare?

Yes. CMS data shows Dr. Maher billed Medicare for 143 services in 2024, and Dr. Maher accepts Medicare assignment.

What is Dr. Jacquelyn Jo Maher's MIPS score?

Dr. Maher's MIPS final score for performance year 2024 is 97 out of 100, reported as part of a group.

How many Medicare patients does Dr. Jacquelyn Jo Maher see?

CMS counts 85 Medicare patients who saw Dr. Maher in 2024, with an average age of 70.

Show 6 more questionsShow fewer questions

What services does Dr. Jacquelyn Jo Maher bill to Medicare?

In 2024, Dr. Maher's most billed Medicare services were medicare service (G0500), hospital inpatient care (99223) and hospital inpatient care (99232).

Where did Dr. Jacquelyn Jo Maher go to medical school?

Dr. Maher graduated from Duke University School of Medicine in 1979.

Has Dr. Jacquelyn Jo Maher received payments from drug or device companies?

CMS Open Payments shows $10,454 in general payments to Dr. Maher from 3 companies from 2018 to 2023. The largest total came from BioMarin Pharmaceutical Inc.

How long has Dr. Jacquelyn Jo Maher been practicing?

Dr. Maher graduated from medical school in 1979, 47 years ago.

Does Dr. Jacquelyn Jo Maher do research?

Dmand AI links 27 publications to Dr. Maher, published from 2014 to 2025.

Who does Dr. Jacquelyn Jo Maher publish with?

Dr. Maher's most frequent co-authors are Aras Nikodemas Mattis, MD, PhD (5 shared papers), Mandana Khalili, MD (4 shared papers) and Michele May-Sien Tana, MD (3 shared papers).

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