May Chhun, PA-C
- Medicare services, 2024
- 4,621
- Medicare patients, 2024
- 555
- Part D claims, 2024
- 433
- Industry payments
- $4,328
- Affiliated sites
- 2
- Practice address
- 2815 S Main St, Corona, CA 92882
- Practice phone
- Call (951) 303-6900
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Advanced Dermatology & Skin Cancer Specialists
Corona, California
Find May Chhun'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.
May Chhun is a physician assistant in Corona, California
May Chhun practices at Advanced Dermatology & Skin Cancer Specialists in Corona, California.
May Chhun's NPI, 1912638859, was assigned on June 21, 2022. May Chhun holds California license PA61274.
- NPI
- 1912638859NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7214319862
- NPI enumeration date
- June 21, 2022
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (951) 303-6900
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 30
- Medical school graduation
- 2022
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
May Chhun practices at Advanced Dermatology & Skin Cancer Specialists in Corona, California
May Chhun's primary practice is Advanced Dermatology & Skin Cancer Specialists, at 2815 S Main St, Corona, CA 92882 in Riverside County. The practice phone is (951) 303-6900.
- Advanced Dermatology & Skin Cancer Specialists2815 S Main St, Corona, CA 92882 · Riverside CountyPhone(951) 303-6900
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
May Chhun is affiliated with 3 sites of care and 2 medical groups
May Chhun's primary practice is Advanced Dermatology & Skin Cancer Specialists in Corona, California. The medical group on file is Advanced Dermatology & Skin Cancer Specialists. Dmand AI also links May Chhun to 2 more group practices and clinics and 1 medical group, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at May Chhun's practice
Dmand AI tracks the electronic health record (EHR) system at each site where May Chhun practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Advanced Dermatology & Skin Cancer Specialists | Available with a free account |
| +2 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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May Chhun is one of 11,482 physician assistants in California
Physician assistant is May Chhun's primary specialty in the NPI Registry, under taxonomy code 363A00000X. May Chhun is licensed in California.
Specialties and state licenses
- Physician assistant, CaliforniaPrimary
Clinical focus
Dmand AI lists acne, acute skin infection, benign or precancerous skin growths, contact dermatitis, itchy rashes, rash, scalp rash and skin cyst among the conditions May Chhun treats.
Physician assistants near May Chhun
Counts of physician assistants 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
May Chhun billed Medicare for 4,621 services in 2024
CMS data shows 4,621 Medicare services from May Chhun across 17 procedure codes in 2024, for 555 Medicare patients. Medicare paid $156,791 for them. Every service was in an office.
May Chhun's Medicare services by type, 2024
- Surgery3,554
- Office and hospital visits1,045
- Drugs given in the office22
May Chhun compared with the California median for physician assistants, 2024
- May Chhun
- California median
- Medicare services
- 4,621vs 20422.7 times
- Medicare patients
- 555vs 1055.3 times
- Part D claims
- 336vs 24338% above
Medians across 7,065 physician assistants in California with Dmand AI profiles that report each measure.
May Chhun'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
May Chhun treated 555 Medicare patients in 2024, average age 74
CMS counts 555 Medicare patients who saw May Chhun in 2024. The largest group is 65 to 74, with 301 patients. 75% of them have high cholesterol, and 66% have high blood pressure. 6% are also on Medicaid. Their average risk score is 0.93, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts May Chhun's median patient age at 51, with 56% women.
May Chhun's Medicare patients by age, 2024
May Chhun's Medicare patients by sex, 2024
- Women31857%
- Men23743%
Chronic conditions among May Chhun's Medicare patients, 2024
- High cholesterol75%
- High blood pressure66%
- Arthritis49%
- Chronic kidney disease21%
- Anxiety20%
- Ischemic heart disease20%
- Mood disorders20%
- Diabetes18%
Share of Medicare patients with each condition. A patient can have several.
May Chhun'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
- Women56%
- Men44%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
May Chhun wrote 433 Medicare Part D claims in 2024
In 2024, May Chhun wrote 433 Medicare Part D claims for 191 patients. 82% of them were for generic drugs. CMS names the drug for 336 of them, across 12 drugs with 11 or more claims each, at $398,881 in total drug cost.
May Chhun's Part D claims by kind of drug, 2024
- Generic354 claims82%
- Brand-name79 claims18%
May Chhun'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 May Chhun's Part D claims, 2024
- Antibiotics5%23 of 433 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
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 May Chhun takes part in Medicare
May Chhun 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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May Chhun received $4,328 in industry payments from 2024 to 2025
CMS Open Payments shows 231 general payments to May Chhun from 21 drug and device companies from 2024 to 2025. Food and beverage make up the largest share, 98% of the total. Abbvie Inc. paid the most, $1,117.
General payments to May Chhun by program year, 2024 to 2025
General payments to May Chhun by kind, 2024 to 2025
- Food and beverage$4,24498%
- Education$842%
Companies that paid May Chhun the most, 2024 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for May Chhun'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 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) |
| 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 May Chhun
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is May Chhun's NPI number?
May Chhun's NPI number is 1912638859. It was assigned on June 21, 2022, and it is active in the NPI Registry.
What does May Chhun specialize in?
May Chhun is a physician assistant in Corona, California. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does May Chhun practice?
May Chhun practices at 2815 S Main St, Corona, CA 92882. May Chhun's primary practice is Advanced Dermatology & Skin Cancer Specialists in Corona, California. Dmand AI also links May Chhun to 2 group practices and clinics and 1 medical group.
What is May Chhun's office phone number?
The practice phone on file for May Chhun is (951) 303-6900.
What is May Chhun's medical license number?
May Chhun holds California license PA61274.
What medical group is May Chhun part of?
May Chhun is linked to Advanced Dermatology & Skin Cancer Specialists. Dmand AI links May Chhun to 1 more medical group.
Does May Chhun accept Medicare?
Yes. CMS data shows May Chhun billed Medicare for 4,621 services in 2024, and May Chhun accepts Medicare assignment.
How many Medicare patients does May Chhun see?
CMS counts 555 Medicare patients who saw May Chhun in 2024, with an average age of 74.
What services does May Chhun bill to Medicare?
In 2024, May Chhun's most billed Medicare services were surgery: skin and soft tissue (17003), office visit, established patient (99213) and surgery: skin and soft tissue (17000).
What drugs does May Chhun prescribe most?
In 2024 Medicare Part D data, May Chhun's most prescribed drugs by claims were Clobetasol Propionate, Ketoconazole and Triamcinolone Acetonide.
Has May Chhun received payments from drug or device companies?
CMS Open Payments shows $4,328 in general payments to May Chhun from 21 companies from 2024 to 2025. The largest total came from Abbvie Inc.
How long has May Chhun been practicing?
May Chhun graduated from medical school in 2022, 4 years ago.
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