Dr. Michael S. Choi, MD
- Medicare services, 2017
- 11
- Part D claims, 2024
- 12
- Hospital affiliations
- 1
- Industry payments
- $397
- State license
- 1
- Practice address
- 100 W. California Blvd, Pasadena, CA 91105
- Practice phone
- Call (626) 397-2618
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Huntington Hospital - Unit
Acute Care Hospital-Unit · Pasadena, California
Find Dr. Choi'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. Michael S. Choi is an anesthesiologist in Pasadena, California
Dr. Choi practices at Huntington Hospital - Unit in Pasadena, California.
Dr. Choi's NPI, 1164483632, was assigned on March 31, 2006. Dr. Choi graduated from Chicago Medical School at Rosalind Franklin University of Medicine and Science in 1977. Dr. Choi holds California license G36806.
- NPI
- 1164483632NPI Registry (opens in a new tab)
- NPI enumeration date
- March 31, 2006
- NPI status
- Active
- Practice phone
- (626) 397-2618
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Medical school graduation
- 1977
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Michael S. Choi practices at Huntington Hospital - Unit in Pasadena, California
Dr. Choi's primary practice is Huntington Hospital - Unit, at 100 W. California Blvd, Pasadena, CA 91105 in Los Angeles County. The practice phone is (626) 397-2618.
- Huntington Hospital - Unit100 W. California Blvd, Pasadena, CA 91105 · Los Angeles CountyPhone(626) 397-2618
Source: Dmand AI Affiliation Data
Dr. Michael S. Choi is affiliated with 1 site of care
Dr. Choi's primary practice is Huntington Hospital - Unit in Pasadena, California.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Michael S. Choi's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Choi practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Huntington Hospital - Unit | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Michael S. Choi is one of 6,593 anesthesiologists in California
Anesthesiology is Dr. Choi's primary specialty in the NPI Registry, under taxonomy code 207L00000X. Dr. Choi is board certified in anesthesiology by the American Board of Anesthesiology. Dr. Choi is licensed in California.
Specialties and state licenses
- Anesthesiology, CaliforniaPrimary
Anesthesiologists near Dr. Choi
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. Michael S. Choi billed Medicare for 11 services in 2017
CMS data shows 11 Medicare services from Dr. Choi across 1 procedure code in 2017. Medicare paid $2,121 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Choi's Medicare services by type, 2016 to 2017
- 2016
- 2017
- Anesthesia
- 2016: 162017: 1131%
Dr. Choi compared with the California median for anesthesiologists, 2017
- Dr. Choi
- California median
- Medicare services
- 11vs 7285% below
Medians across 5,562 anesthesiologists in California with Dmand AI profiles that report each measure.
Dr. Choi's most billed Medicare procedure codes, 2017
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. Choi?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Choi and other anesthesiologists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Michael S. Choi's patients have a median age of 57
Across all payers, Dmand AI patient panel data puts Dr. Choi's median patient age at 57, with 0% women.
Dr. Choi's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 57
Patient panel by sex, all payers
- Women0%
- Men100%
Source: Dmand AI Patient Panel Data
Dr. Michael S. Choi wrote 12 Medicare Part D claims in 2024
In 2024, Dr. Choi wrote 12 Medicare Part D claims.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
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Dr. Michael S. Choi received $397 in industry payments from 2017 to 2025
CMS Open Payments shows 18 general payments to Dr. Choi from 4 drug and device companies from 2017 to 2025. Food and beverage make up the largest share, 70% of the total. Astellas Pharma US Inc paid the most, $281.
General payments to Dr. Choi by program year, 2017 to 2025
General payments to Dr. Choi by kind, 2017 to 2025
- Food and beverage$27770%
- Education$12030%
Companies that paid Dr. Choi the most, 2017 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Michael S. Choi graduated from Chicago Medical School at Rosalind Franklin University of Medicine and Science
Dr. Choi graduated from Chicago Medical School at Rosalind Franklin University of Medicine and Science in 1977.
- Medical school
- Board certified in anesthesiology
Source: Dmand AI Professional Profile Data
Sources for Dr. Michael S. Choi'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 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 (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 |
| 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. Michael S. Choi
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. Michael S. Choi's NPI number?
Dr. Michael S. Choi's NPI number is 1164483632. It was assigned on March 31, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Michael S. Choi?
Dr. Michael S. Choi is an anesthesiologist in Pasadena, California. The primary specialty in the NPI Registry is Anesthesiology Physician (taxonomy code 207L00000X).
Where does Dr. Michael S. Choi practice?
Dr. Choi practices at 100 W. California Blvd, Pasadena, CA 91105. Dr. Choi's primary practice is Huntington Hospital - Unit in Pasadena, California.
What is Dr. Michael S. Choi's office phone number?
The practice phone on file for Dr. Choi is (626) 397-2618.
What is Dr. Michael S. Choi's medical license number?
Dr. Choi holds California license G36806.
Does Dr. Michael S. Choi accept Medicare?
Yes. CMS data shows Dr. Choi billed Medicare for 11 services in 2017.
Is Dr. Michael S. Choi board certified?
Yes. Dr. Choi is board certified in anesthesiology by the American Board of Anesthesiology.
What services does Dr. Michael S. Choi bill to Medicare?
In 2017, Dr. Choi's most billed Medicare services were anesthesia (00300).
Where did Dr. Michael S. Choi go to medical school?
Dr. Choi graduated from Chicago Medical School at Rosalind Franklin University of Medicine and Science in 1977.
Has Dr. Michael S. Choi received payments from drug or device companies?
CMS Open Payments shows $397 in general payments to Dr. Choi from 4 companies from 2017 to 2025. The largest total came from Astellas Pharma US Inc.
How long has Dr. Michael S. Choi been practicing?
Dr. Choi graduated from medical school in 1977, 49 years ago.
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