Dr. Robin Chorn, MD
- Medicare services, 2023
- 13
- Medicare patients, 2024
- 25
- Part D claims, 2021
- 11
- Hospital affiliations
- 2
- Industry payments
- $186
- Practice address
- 9449 San Fernando Rd, Sun Valley, CA 91352
- Practice phone
- Call (818) 767-3310
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Chorn'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. Robin Chorn is an anesthesiologist in Sun Valley, California
Dr. Chorn practices at Pacifica Hospital of the Valley in Sun Valley, California, part of Pacifica Hospital of Valley.
Dr. Chorn's NPI, 1891712709, was assigned on July 16, 2006. Dr. Chorn graduated from Stellenbosch University Faculty of Medicine in 1983. Dr. Chorn's California license number on file is A54506.
- NPI
- 1891712709NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4082652177
- NPI enumeration date
- July 16, 2006
- NPI status
- Active
- Practice phone
- (818) 767-3310
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 69
- Medical school graduation
- 1983
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Robin Chorn practices at Pacifica Hospital of the Valley in Sun Valley, California
Dr. Chorn's primary practice is Pacifica Hospital of the Valley, at 9449 San Fernando Rd, Sun Valley, CA 91352 in Los Angeles County. The practice phone is (818) 767-3310.
- Pacifica Hospital of the Valley9449 San Fernando Rd, Sun Valley, CA 91352 · Los Angeles CountyPhone(818) 767-3310
Source: Dmand AI Affiliation Data
Dr. Robin Chorn is affiliated with 5 sites of care and 3 medical groups
Dr. Chorn's primary practice is Pacifica Hospital of the Valley in Sun Valley, California, part of Pacifica Hospital of Valley. Dr. Chorn is also affiliated with L.A. Downtown Medical Center. The medical group on file is CEP America. Dmand AI also links Dr. Chorn to 2 more physician offices, 2 medical groups and 1 ambulatory surgery center, 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. Robin Chorn's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Chorn practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Pacifica Hospital of the Valley | Available with a free account |
| +4 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Pacifica Hospital of Valley and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Robin Chorn is one of 6,593 anesthesiologists in California
Anesthesiology is Dr. Chorn's primary specialty in the NPI Registry, under taxonomy code 207L00000X. Dr. Chorn is board certified in anesthesiology by the Royal College of Physicians and Surgeons of Canada. Dmand AI has Dr. Chorn's licenses on file in 3 states: California, Arizona and Illinois.
Specialties and state licenses
- Anesthesiology, CaliforniaPrimary
- Arizona license
- Illinois license
Anesthesiologists near Dr. Chorn
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. Robin Chorn billed Medicare for 13 services in 2023
CMS data shows 13 Medicare services from Dr. Chorn across 1 procedure code in 2023, for 25 Medicare patients. Medicare paid $1,869 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Chorn's Medicare services by type, 2019 to 2023
- 2019
- 2023
- Anesthesia
- 2019: 272023: 1352%
Dr. Chorn compared with the California median for anesthesiologists, 2023
- Dr. Chorn
- California median
- Medicare services
- 13vs 7282% below
- Medicare patients
- 25vs 14383% below
- Part D claims
- 11vs 2352% below
Medians across 5,562 anesthesiologists in California with Dmand AI profiles that report each measure.
Dr. Chorn's most billed Medicare procedure codes, 2023
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. Chorn?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Chorn and other anesthesiologists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Robin Chorn treated 25 Medicare patients in 2024, average age 71
CMS counts 25 Medicare patients who saw Dr. Chorn in 2024. The largest group is 65 to 74, with 11 patients. 75% of them have high blood pressure, and 64% have high cholesterol. Their average risk score is 2.00, 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. Chorn's median patient age at 51, with 75% women.
Dr. Chorn's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Chorn's Medicare patients by sex, 2024
- Women1352%
- Men1248%
Chronic conditions among Dr. Chorn's Medicare patients, 2024
- High blood pressure75%
- High cholesterol64%
- Arthritis56%
- Mood disorders48%
Share of Medicare patients with each condition. A patient can have several.
Dr. Chorn's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 51
Patient panel by sex, all payers
- Women75%
- Men23%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Robin Chorn wrote 11 Medicare Part D claims in 2021
In 2021, Dr. Chorn wrote 11 Medicare Part D claims. Every claim was for a generic drug. They cover 1 drug, with $147 in total drug cost.
Dr. Chorn's most prescribed drugs by claims, 2021
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
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Dr. Robin Chorn received $186 in industry payments from 2016 to 2024
CMS Open Payments shows 5 general payments to Dr. Chorn from 4 drug and device companies from 2016 to 2024. Food and beverage make up the largest share, 100% of the total. Cogentix Medical Inc. paid the most, $113.
General payments to Dr. Chorn by program year, 2016 to 2024
Companies that paid Dr. Chorn the most, 2016 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Robin Chorn graduated from Stellenbosch University Faculty of Medicine
Dr. Chorn graduated from Stellenbosch University Faculty of Medicine in 1983.
- Medical school
- Board certified in anesthesiology
Source: Dmand AI Professional Profile Data
Dr. Robin Chorn accepts plans from 2 insurance carriers
Dr. Chorn is in network with 2 carriers, including Blue Cross Blue Shield of Michigan and CMS Medicare. HMO plans come from the most carriers, 1. Check the plan with the practice before a visit.
- Blue Cross Blue Shield of Michigan
- CMS Medicare
Plan types Dr. Chorn accepts, by number of carriers
- HMO1
- Medicare1
- POS1
- PPO1
Source: Dmand AI Insurance Network Data
Sources for Dr. Robin Chorn'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) |
| 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. Robin Chorn
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. Robin Chorn's NPI number?
Dr. Robin Chorn's NPI number is 1891712709. It was assigned on July 16, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Robin Chorn?
Dr. Robin Chorn is an anesthesiologist in Sun Valley, California. The primary specialty in the NPI Registry is Anesthesiology Physician (taxonomy code 207L00000X).
Where does Dr. Robin Chorn practice?
Dr. Chorn practices at 9449 San Fernando Rd, Sun Valley, CA 91352. Dr. Chorn's primary practice is Pacifica Hospital of the Valley in Sun Valley, California, part of Pacifica Hospital of Valley. Dmand AI also links Dr. Chorn to 2 physician offices, 2 medical groups and 1 ambulatory surgery center.
What is Dr. Robin Chorn's office phone number?
The practice phone on file for Dr. Chorn is (818) 767-3310.
What is Dr. Robin Chorn's medical license number?
Dr. Chorn's California license number on file is A54506, one of the licenses on file in 3 states.
Which states has Dr. Robin Chorn been licensed in?
Dmand AI has state licenses on file for Dr. Chorn in California (1995 to 2025), Arizona (2016 to 2025) and Illinois (1994 to 1996).
Which hospitals is Dr. Robin Chorn affiliated with?
Dr. Chorn practices at Pacifica Hospital of the Valley in Sun Valley, California. Dr. Chorn is also affiliated with L.A. Downtown Medical Center.
What medical group is Dr. Robin Chorn part of?
Dr. Chorn is linked to CEP America. Dmand AI links Dr. Chorn to 2 more medical groups.
Does Dr. Robin Chorn accept Medicare?
Yes. CMS data shows Dr. Chorn billed Medicare for 13 services in 2023.
How many Medicare patients does Dr. Robin Chorn see?
CMS counts 25 Medicare patients who saw Dr. Chorn in 2024, with an average age of 71.
Show 7 more questionsShow fewer questions
Is Dr. Robin Chorn board certified?
Yes. Dr. Chorn is board certified in anesthesiology by the Royal College of Physicians and Surgeons of Canada.
What services does Dr. Robin Chorn bill to Medicare?
In 2023, Dr. Chorn's most billed Medicare services were anesthesia (00731).
Where did Dr. Robin Chorn go to medical school?
Dr. Chorn graduated from Stellenbosch University Faculty of Medicine in 1983.
What drugs does Dr. Robin Chorn prescribe most?
In 2021 Medicare Part D data, Dr. Chorn's most prescribed drugs by claims were Tamsulosin HCl.
Has Dr. Robin Chorn received payments from drug or device companies?
CMS Open Payments shows $186 in general payments to Dr. Chorn from 4 companies from 2016 to 2024. The largest total came from Cogentix Medical Inc.
How long has Dr. Robin Chorn been practicing?
Dr. Chorn graduated from medical school in 1983, 43 years ago.
What insurance does Dr. Robin Chorn accept?
Dr. Chorn is in network with 2 carriers, including Blue Cross Blue Shield of Michigan and CMS Medicare. HMO plans come from the most carriers, 1. Check the plan with the practice before a visit.
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