Dr. Alex Kao, MD
- Medicare services, 2024
- 241
- Medicare patients, 2024
- 299
- Hospital affiliations
- 2
- Industry payments
- $1,931
- Medical group
- 1
- Practice address
- 2450 Ashby Avenue, Berkeley, CA 94705
- Practice phone
- Call (510) 204-4444
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Kao'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. Alex Kao is an anesthesiologist in Berkeley, California
Dr. Kao practices at Alta Bates Summit Medical Center | Alta Bates Campus in Berkeley, California, part of Sutter Health.
Dr. Kao's NPI, 1669485397, was assigned on August 14, 2006. Dr. Kao graduated from Yale School of Medicine in 1999. Dr. Kao holds California license A75717.
- NPI
- 1669485397NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9133025729
- NPI enumeration date
- August 14, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (510) 204-4444
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 53
- Medical school graduation
- 1999
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Alex Kao practices at Alta Bates Summit Medical Center | Alta Bates Campus in Berkeley, California
Dr. Kao's primary practice is Alta Bates Summit Medical Center | Alta Bates Campus, at 2450 Ashby Avenue, Berkeley, CA 94705 in Alameda County. The practice phone is (510) 204-4444.
- Alta Bates Summit Medical Center | Alta Bates Campus2450 Ashby Avenue, Berkeley, CA 94705 · Alameda CountyPhone(510) 204-4444
Source: Dmand AI Affiliation Data
Dr. Alex Kao is affiliated with 2 sites of care and 1 medical group
Dr. Kao's primary practice is Alta Bates Summit Medical Center | Alta Bates Campus in Berkeley, California, part of Sutter Health. Dr. Kao is also affiliated with Alta Bates Summit Medical Center. The medical group on file is East Bay Anesthesiology Medical Group.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Alex Kao's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Kao practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Alta Bates Summit Medical Center | Alta Bates Campus | 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. Alex Kao is one of 6,593 anesthesiologists in California
Anesthesiology is Dr. Kao's primary specialty in the NPI Registry, under taxonomy code 207L00000X. Dr. Kao is board certified in anesthesiology by the American Board of Anesthesiology. Dr. Kao is licensed in California.
Specialties and state licenses
- Anesthesiology, CaliforniaPrimary
Anesthesiologists near Dr. Kao
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. Alex Kao billed Medicare for 241 services in 2024
CMS data shows 241 Medicare services from Dr. Kao across 6 procedure codes in 2024, for 299 Medicare patients. Medicare paid $31,813 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Kao's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Anesthesia
- 2023: 2812024: 24114%
- Surgery
- 2023: 112024: 0100%
Dr. Kao compared with the California median for anesthesiologists, 2024
- Dr. Kao
- California median
- Medicare services
- 241vs 723.3 times
- Medicare patients
- 299vs 1432.1 times
Medians across 5,562 anesthesiologists in California with Dmand AI profiles that report each measure.
Dr. Kao'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. Kao?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Kao and other anesthesiologists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Alex Kao treated 299 Medicare patients in 2024, average age 74
CMS counts 299 Medicare patients who saw Dr. Kao in 2024. The largest group is 75 to 84, with 135 patients. 75% of them have high cholesterol, and 68% have high blood pressure. 30% are also on Medicaid. Their average risk score is 1.25, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Kao's median patient age at 62, with 60% women.
Dr. Kao's Medicare patients by age, 2024
Dr. Kao's Medicare patients by sex, 2024
- Women18662%
- Men11338%
Chronic conditions among Dr. Kao's Medicare patients, 2024
- High cholesterol75%
- High blood pressure68%
- Arthritis35%
- Mood disorders29%
- Chronic kidney disease26%
- Depression26%
- Diabetes26%
- Anxiety22%
Share of Medicare patients with each condition. A patient can have several.
Dr. Kao's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 62
Patient panel by sex, all payers
- Women60%
- Men33%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
How Dr. Alex Kao takes part in Medicare
Dr. Kao 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. Alex Kao received $1,931 in industry payments from 2016 to 2025
CMS Open Payments shows 41 general payments to Dr. Kao from 18 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 95% of the total. Janssen Pharmaceuticals, Inc paid the most, $340.
General payments to Dr. Kao by program year, 2016 to 2025
General payments to Dr. Kao by kind, 2016 to 2025
- Food and beverage$1,83195%
- Consulting fees$1005%
Companies that paid Dr. Kao the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Alex Kao graduated from Yale School of Medicine
Dr. Kao graduated from Yale School of Medicine in 1999.
- Medical school
- Board certified in anesthesiology
Source: Dmand AI Professional Profile Data
Dr. Alex Kao accepts plans from 1 insurance carrier
Dr. Kao is in network with 1 carrier, including CMS Medicare. Medicare plans come from the most carriers, 1. Check the plan with the practice before a visit.
- CMS Medicare
Source: Dmand AI Insurance Network Data
Sources for Dr. Alex Kao'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) |
| 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. Alex Kao
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. Alex Kao's NPI number?
Dr. Alex Kao's NPI number is 1669485397. It was assigned on August 14, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Alex Kao?
Dr. Alex Kao is an anesthesiologist in Berkeley, California. The primary specialty in the NPI Registry is Anesthesiology Physician (taxonomy code 207L00000X).
Where does Dr. Alex Kao practice?
Dr. Kao practices at 2450 Ashby Avenue, Berkeley, CA 94705. Dr. Kao's primary practice is Alta Bates Summit Medical Center | Alta Bates Campus in Berkeley, California, part of Sutter Health.
What is Dr. Alex Kao's office phone number?
The practice phone on file for Dr. Kao is (510) 204-4444.
What is Dr. Alex Kao's medical license number?
Dr. Kao holds California license A75717.
Which hospitals is Dr. Alex Kao affiliated with?
Dr. Kao practices at Alta Bates Summit Medical Center | Alta Bates Campus in Berkeley, California. Dr. Kao is also affiliated with Alta Bates Summit Medical Center.
What medical group is Dr. Alex Kao part of?
Dr. Kao is linked to East Bay Anesthesiology Medical Group.
Does Dr. Alex Kao accept Medicare?
Yes. CMS data shows Dr. Kao billed Medicare for 241 services in 2024, and Dr. Kao accepts Medicare assignment.
How many Medicare patients does Dr. Alex Kao see?
CMS counts 299 Medicare patients who saw Dr. Kao in 2024, with an average age of 74.
Is Dr. Alex Kao board certified?
Yes. Dr. Kao is board certified in anesthesiology by the American Board of Anesthesiology.
Show 5 more questionsShow fewer questions
What services does Dr. Alex Kao bill to Medicare?
In 2024, Dr. Kao's most billed Medicare services were anesthesia (00142), anesthesia (00104) and anesthesia (00811).
Where did Dr. Alex Kao go to medical school?
Dr. Kao graduated from Yale School of Medicine in 1999.
Has Dr. Alex Kao received payments from drug or device companies?
CMS Open Payments shows $1,931 in general payments to Dr. Kao from 18 companies from 2016 to 2025. The largest total came from Janssen Pharmaceuticals, Inc.
How long has Dr. Alex Kao been practicing?
Dr. Kao graduated from medical school in 1999, 27 years ago.
What insurance does Dr. Alex Kao accept?
Dr. Kao is in network with 1 carrier, including CMS Medicare. Medicare plans come from the most carriers, 1. Check the plan with the practice before a visit.
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