Dr. Joseph G. Mallon, MD
- Medicare services, 2024
- 402
- Medicare patients, 2024
- 66
- Part D claims, 2024
- 181
- Hospital affiliations
- 2
- Industry payments
- $282
- Practice address
- 900 Hyde St, San Francisco, CA 94109
- Practice phone
- Call (415) 353-6000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Mallon'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. Joseph G. Mallon is a hospitalist in San Francisco, California
Dr. Mallon practices at UCSF Health Hyde Hospital in San Francisco, California, part of University of California Health.
Dr. Mallon's NPI, 1407041197, was assigned on September 6, 2007. Dr. Mallon graduated from University of Dublin Trinity College in 2001. Dr. Mallon holds California license A97574.
- NPI
- 1407041197NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5890882500
- NPI enumeration date
- September 6, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (415) 353-6000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 51
- Medical school graduation
- 2001
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Joseph G. Mallon practices at UCSF Health Hyde Hospital in San Francisco, California
Dr. Mallon's primary practice is UCSF Health Hyde Hospital, at 900 Hyde St, San Francisco, CA 94109 in San Francisco County. The practice phone is (415) 353-6000.
- UCSF Health Hyde Hospital900 Hyde St, San Francisco, CA 94109 · San Francisco CountyPhone(415) 353-6000
Source: Dmand AI Affiliation Data
Dr. Joseph G. Mallon is affiliated with 3 sites of care and 6 medical groups
Dr. Mallon's primary practice is UCSF Health Hyde Hospital in San Francisco, California, part of University of California Health. Dr. Mallon is also affiliated with UCSF Helen Diller Medical Center at Parnassus Heights. The medical group on file is Vituity. Dmand AI also links Dr. Mallon to 5 more medical groups and 1 hospice, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Joseph G. Mallon's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Mallon practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| UCSF Health Hyde Hospital | Available with a free account |
| +2 more sites and 5 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Joseph G. Mallon is one of 3,186 hospitalists in California
Hospitalist is Dr. Mallon's primary specialty in the NPI Registry, under taxonomy code 208M00000X. Dr. Mallon is board certified in internal medicine by the American Board of Internal Medicine. Dr. Mallon is licensed in California.
Specialties and state licenses
- Hospitalist, CaliforniaPrimary
Hospitalists near Dr. Mallon
Counts of hospitalists 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. Joseph G. Mallon billed Medicare for 402 services in 2024
CMS data shows 402 Medicare services from Dr. Mallon across 5 procedure codes in 2024, for 66 Medicare patients. Medicare paid $36,946 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Mallon's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 2742024: 2999%
- Office and hospital visits
- 2023: 642024: 10361%
Dr. Mallon compared with the California median for hospitalists, 2024
- Dr. Mallon
- California median
- Medicare services
- 402vs 4307% below
- Medicare patients
- 66vs 20167% below
- Part D claims
- 58vs 6916% below
Medians across 2,991 hospitalists in California with Dmand AI profiles that report each measure.
Dr. Mallon'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.
Need commercial claims for Dr. Mallon?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Mallon and other hospitalists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Joseph G. Mallon treated 66 Medicare patients in 2024, average age 72
CMS counts 66 Medicare patients who saw Dr. Mallon in 2024. The largest group is 65 to 74, with 26 patients. 75% of them have high blood pressure, and 62% have high cholesterol. 76% are also on Medicaid. Their average risk score is 2.79, 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. Mallon's median patient age at 86, with 53% women.
Dr. Mallon's Medicare patients by age, 2024
Dr. Mallon's Medicare patients by sex, 2024
- Women2842%
- Men3858%
Chronic conditions among Dr. Mallon's Medicare patients, 2024
- High blood pressure75%
- High cholesterol62%
- Mood disorders52%
- Anxiety47%
- Arthritis47%
- Depression47%
- Chronic kidney disease41%
- Heart failure41%
Share of Medicare patients with each condition. A patient can have several.
Dr. Mallon's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 86
Patient panel by sex, all payers
- Women53%
- Men45%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Joseph G. Mallon wrote 181 Medicare Part D claims in 2024
In 2024, Dr. Mallon wrote 181 Medicare Part D claims for 45 patients. 81% of them were for generic drugs. CMS names the drug for 58 of them, across 4 drugs with 11 or more claims each, at $11,678 in total drug cost. In 2019, CMS named 52 claims across 3 drugs.
Dr. Mallon's Part D claims by kind of drug, 2024
- Generic146 claims81%
- Brand-name and other35 claims19%
Dr. Mallon'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. Mallon's Part D claims, 2024
- Antibiotics9%16 of 181 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, 2019 to 2024
- 2019
- 2024
- Claims for drugs CMS names
- 2019: 522024: 5812%
Drugs named by CMS: 4 in 2024, 3 in 2019.
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. Joseph G. Mallon takes part in Medicare
Dr. Mallon 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. Joseph G. Mallon received $282 in industry payments from 2016 to 2023
CMS Open Payments shows 3 general payments to Dr. Mallon from 3 drug and device companies from 2016 to 2023. Food and beverage make up the largest share, 100% of the total. Chiesi USA, Inc. paid the most, $125.
General payments to Dr. Mallon by program year, 2016 to 2023
Companies that paid Dr. Mallon 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. Joseph G. Mallon graduated from University of Dublin Trinity College
Dr. Mallon graduated from University of Dublin Trinity College in 2001.
- Medical school
- Board certified in internal medicine
Source: Dmand AI Professional Profile Data
Dr. Joseph G. Mallon accepts plans from 4 insurance carriers
Dr. Mallon is in network with 4 carriers, including Blue Cross Blue Shield of Michigan, Blue Cross Blue Shield of Massachusetts and HCSC. Medicare plans come from the most carriers, 3. Check the plan with the practice before a visit.
- Blue Cross Blue Shield of Michigan
- Blue Cross Blue Shield of Massachusetts
- HCSC
- CMS Medicare
Plan types Dr. Mallon accepts, by number of carriers
- Medicare3
- PPO3
- HMO1
- POS1
Source: Dmand AI Insurance Network Data
Sources for Dr. Joseph G. Mallon'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 DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| 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. Joseph G. Mallon
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. Joseph G. Mallon's NPI number?
Dr. Joseph G. Mallon's NPI number is 1407041197. It was assigned on September 6, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Joseph G. Mallon?
Dr. Joseph G. Mallon is a hospitalist in San Francisco, California. The primary specialty in the NPI Registry is Hospitalist Physician (taxonomy code 208M00000X).
Where does Dr. Joseph G. Mallon practice?
Dr. Mallon practices at 900 Hyde St, San Francisco, CA 94109. Dr. Mallon's primary practice is UCSF Health Hyde Hospital in San Francisco, California, part of University of California Health. Dmand AI also links Dr. Mallon to 5 medical groups and 1 hospice.
What is Dr. Joseph G. Mallon's office phone number?
The practice phone on file for Dr. Mallon is (415) 353-6000.
What is Dr. Joseph G. Mallon's medical license number?
Dr. Mallon holds California license A97574.
Which hospitals is Dr. Joseph G. Mallon affiliated with?
Dr. Mallon practices at UCSF Health Hyde Hospital in San Francisco, California. Dr. Mallon is also affiliated with UCSF Helen Diller Medical Center at Parnassus Heights.
What medical group is Dr. Joseph G. Mallon part of?
Dr. Mallon is linked to Vituity. Dmand AI links Dr. Mallon to 5 more medical groups.
Does Dr. Joseph G. Mallon accept Medicare?
Yes. CMS data shows Dr. Mallon billed Medicare for 402 services in 2024, and Dr. Mallon accepts Medicare assignment.
How many Medicare patients does Dr. Joseph G. Mallon see?
CMS counts 66 Medicare patients who saw Dr. Mallon in 2024, with an average age of 72.
Is Dr. Joseph G. Mallon board certified?
Yes. Dr. Mallon is board certified in internal medicine by the American Board of Internal Medicine.
Show 6 more questionsShow fewer questions
What services does Dr. Joseph G. Mallon bill to Medicare?
In 2024, Dr. Mallon's most billed Medicare services were special service (99183), hospital inpatient care (99233) and hospital inpatient care (99232).
Where did Dr. Joseph G. Mallon go to medical school?
Dr. Mallon graduated from University of Dublin Trinity College in 2001.
What drugs does Dr. Joseph G. Mallon prescribe most?
In 2024 Medicare Part D data, Dr. Mallon's most prescribed drugs by claims were Allopurinol, Eliquis and Atorvastatin Calcium.
Has Dr. Joseph G. Mallon received payments from drug or device companies?
CMS Open Payments shows $282 in general payments to Dr. Mallon from 3 companies from 2016 to 2023. The largest total came from Chiesi USA, Inc.
How long has Dr. Joseph G. Mallon been practicing?
Dr. Mallon graduated from medical school in 2001, 25 years ago.
What insurance does Dr. Joseph G. Mallon accept?
Dr. Mallon is in network with 4 carriers, including Blue Cross Blue Shield of Michigan, Blue Cross Blue Shield of Massachusetts and HCSC. Medicare plans come from the most carriers, 3. Check the plan with the practice before a visit.
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