Dr. Ian Thomas Maloney, MD
- Medicare services, 2024
- 27
- Medicare patients, 2024
- 116
- MIPS score, 2024
- 91
- Hospital affiliations
- 1
- Medical group
- 1
- Practice address
- 200 W Arbor Dr, San Diego, CA 92103
- Practice phone
- Call (619) 543-6222
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
UCSD Hillcrest Medical Center
San Diego, California
Find Dr. Maloney's professional email, personal email and mobile number
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Dr. Ian Thomas Maloney is an anesthesiologist in San Diego, California
Dr. Maloney practices at UCSD Hillcrest Medical Center in San Diego, California.
Dr. Maloney's NPI, 1508492422, was assigned on March 23, 2020. Dr. Maloney graduated from University of Arkansas For Medical Sciences College of Medicine in 2025. Dr. Maloney holds California license A194736.
- NPI
- 1508492422NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6800218769
- NPI enumeration date
- March 23, 2020
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (619) 543-6222
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 32
- Medical school graduation
- 2025
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Ian Thomas Maloney practices at UCSD Hillcrest Medical Center in San Diego, California
Dr. Maloney's primary practice is UCSD Hillcrest Medical Center, at 200 W Arbor Dr, San Diego, CA 92103 in San Diego County. The practice phone is (619) 543-6222.
- UCSD Hillcrest Medical Center200 W Arbor Dr, San Diego, CA 92103 · San Diego CountyPhone(619) 543-6222
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Ian Thomas Maloney is affiliated with 2 sites of care and 1 medical group
Dr. Maloney's primary practice is UCSD Hillcrest Medical Center in San Diego, California. Dr. Maloney is also affiliated with Hillcrest Medical Center. The medical group on file is UC San Diego Health.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Ian Thomas Maloney's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Maloney practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| UCSD Hillcrest Medical Center | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Ian Thomas Maloney is one of 6,593 anesthesiologists in California
Anesthesiology is Dr. Maloney's primary specialty in the NPI Registry, under taxonomy code 207L00000X. Dmand AI has Dr. Maloney's licenses on file in 2 states: California and Washington.
Specialties and state licenses
- Anesthesiology, CaliforniaPrimary
- Washington license
Anesthesiologists near Dr. Maloney
Counts of anesthesiologists 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. Ian Thomas Maloney billed Medicare for 27 services in 2024
CMS data shows 27 Medicare services from Dr. Maloney across 2 procedure codes in 2024, for 116 Medicare patients. Medicare paid $1,698 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Maloney compared with the California median for anesthesiologists, 2024
- Dr. Maloney
- California median
- Medicare services
- 27vs 7263% below
- Medicare patients
- 116vs 14319% below
Medians across 5,562 anesthesiologists in California with Dmand AI profiles that report each measure.
Dr. Maloney'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.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Ian Thomas Maloney treated 116 Medicare patients in 2024, average age 71
CMS counts 116 Medicare patients who saw Dr. Maloney in 2024. The largest group is 65 to 74, with 67 patients. 75% of them have high blood pressure, and 73% have high cholesterol. 28% are also on Medicaid. Their average risk score is 1.68, 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. Maloney's median patient age at 54, with 56% women.
Dr. Maloney's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Maloney's Medicare patients by sex, 2024
- Women5547%
- Men6153%
Chronic conditions among Dr. Maloney's Medicare patients, 2024
- High blood pressure75%
- High cholesterol73%
- Arthritis53%
- Diabetes34%
- Cancer33%
- Ischemic heart disease31%
- Chronic kidney disease26%
- Heart failure24%
Share of Medicare patients with each condition. A patient can have several.
Dr. Maloney's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 54
Patient panel by sex, all payers
- Women56%
- Men43%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Ian Thomas Maloney scored 91 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 91 out of 100 for Dr. Maloney for performance year 2024, reported as part of a group. Dr. Maloney accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Maloney's MIPS scores, performance year 2024
- 91of 100Final score
- 84.1of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 74of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Ian Thomas Maloney graduated from University of Arkansas For Medical Sciences College of Medicine
Dr. Maloney graduated from University of Arkansas For Medical Sciences College of Medicine in 2025.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Ian Thomas Maloney'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand 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) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile 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. Ian Thomas Maloney
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. Ian Thomas Maloney's NPI number?
Dr. Ian Thomas Maloney's NPI number is 1508492422. It was assigned on March 23, 2020, and it is active in the NPI Registry.
What kind of doctor is Dr. Ian Thomas Maloney?
Dr. Ian Thomas Maloney is an anesthesiologist in San Diego, California. The primary specialty in the NPI Registry is Anesthesiology Physician (taxonomy code 207L00000X).
Where does Dr. Ian Thomas Maloney practice?
Dr. Maloney practices at 200 W Arbor Dr, San Diego, CA 92103. Dr. Maloney's primary practice is UCSD Hillcrest Medical Center in San Diego, California.
What is Dr. Ian Thomas Maloney's office phone number?
The practice phone on file for Dr. Maloney is (619) 543-6222.
What is Dr. Ian Thomas Maloney's medical license number?
Dr. Maloney holds California license A194736, one of the licenses on file in 2 states.
Which states has Dr. Ian Thomas Maloney been licensed in?
Dmand AI has state licenses on file for Dr. Maloney in California (2024 to 2026) and Washington (2020 to 2024).
Which hospitals is Dr. Ian Thomas Maloney affiliated with?
Dr. Maloney is affiliated with Hillcrest Medical Center.
What medical group is Dr. Ian Thomas Maloney part of?
Dr. Maloney is linked to UC San Diego Health.
Does Dr. Ian Thomas Maloney accept Medicare?
Yes. CMS data shows Dr. Maloney billed Medicare for 27 services in 2024, and Dr. Maloney accepts Medicare assignment.
What is Dr. Ian Thomas Maloney's MIPS score?
Dr. Maloney's MIPS final score for performance year 2024 is 91 out of 100, reported as part of a group.
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How many Medicare patients does Dr. Ian Thomas Maloney see?
CMS counts 116 Medicare patients who saw Dr. Maloney in 2024, with an average age of 71.
What services does Dr. Ian Thomas Maloney bill to Medicare?
In 2024, Dr. Maloney's most billed Medicare services were anesthesia (00811) and anesthesia (00731).
Where did Dr. Ian Thomas Maloney go to medical school?
Dr. Maloney graduated from University of Arkansas For Medical Sciences College of Medicine in 2025.
How long has Dr. Ian Thomas Maloney been practicing?
Dr. Maloney graduated from medical school in 2025, 1 years ago.
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