Dr. An Yen, MD
- Medicare services, 2024
- 4,263
- Medicare patients, 2024
- 846
- Part D claims, 2024
- 98
- MIPS score, 2024
- 91
- Industry payments
- $3,365
- Practice address
- 1495 River Park Dr, Sacramento, CA 95815
- Practice phone
- Call (916) 925-7020
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Pacific Skin Institute
Sacramento, California
Find Dr. Yen'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. An Yen is a procedural dermatology physician in Sacramento, California
Dr. Yen practices at Pacific Skin Institute in Sacramento, California.
Dr. Yen's NPI, 1750488649, was assigned on September 20, 2006. Dr. Yen graduated from Xuzhou Medical College in 1982. Dr. Yen holds California license A056462.
- NPI
- 1750488649NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3577621432
- NPI enumeration date
- September 20, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (916) 925-7020
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 70
- Medical school graduation
- 1982
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. An Yen practices at Pacific Skin Institute in Sacramento, California
Dr. Yen's primary practice is Pacific Skin Institute, at 1495 River Park Dr, Sacramento, CA 95815 in Sacramento County. The practice phone is (916) 925-7020.
- Pacific Skin Institute1495 River Park Dr, Sacramento, CA 95815 · Sacramento CountyPhone(916) 925-7020
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. An Yen is affiliated with 3 sites of care and 2 medical groups
Dr. Yen's primary practice is Pacific Skin Institute in Sacramento, California. The medical group on file is Pacific Skin Institute. Dmand AI also links Dr. Yen 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 Dr. An Yen's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Yen practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Pacific Skin Institute | 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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Dr. An Yen is one of 101 procedural dermatology physicians in California
Procedural dermatology is Dr. Yen's primary specialty in the NPI Registry, under taxonomy code 207NS0135X. Dr. Yen is board certified in dermatology by the American Board of Dermatology. Dr. Yen is licensed in California.
Specialties and state licenses
- Procedural dermatology, CaliforniaPrimary
Clinical focus
Dmand AI lists acne, acute skin infection, benign or precancerous skin growths, cancerous skin growth removal, contact dermatitis, itchy rashes, psoriasis and rash among the conditions Dr. Yen treats.
Procedural dermatology physicians near Dr. Yen
Counts of procedural dermatology physicians 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. An Yen billed Medicare for 4,263 services in 2024
CMS data shows 4,263 Medicare services from Dr. Yen across 27 procedure codes in 2024, for 846 Medicare patients. Medicare paid $654,147 for them. Every service was in an office.
Dr. Yen's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Surgery
- 2023: 1,6622024: 2,31339%
- Tests and treatments
- 2023: 1,2602024: 1,2074%
- Office and hospital visits
- 2023: 4192024: 66960%
- Drugs given in the office
- 2023: 372024: 74100%
Dr. Yen compared with the California median for procedural dermatology physicians, 2024
- Dr. Yen
- California median
- Medicare services
- 4,263vs 3,11737% above
- Medicare patients
- 846vs 60041% above
- Part D claims
- 74vs 17457% below
Medians across 85 procedural dermatology physicians in California with Dmand AI profiles that report each measure.
Dr. Yen'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. Yen?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Yen and other procedural dermatology physicians in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. An Yen treated 846 Medicare patients in 2024, average age 72
CMS counts 846 Medicare patients who saw Dr. Yen in 2024. The largest group is 65 to 74, with 406 patients. 69% of them have high blood pressure, and 69% have high cholesterol. 50% are also on Medicaid. Their average risk score is 1.23, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Yen's median patient age at 60, with 53% women.
Dr. Yen's Medicare patients by age, 2024
Dr. Yen's Medicare patients by sex, 2024
- Women43652%
- Men41048%
Chronic conditions among Dr. Yen's Medicare patients, 2024
- High blood pressure69%
- High cholesterol69%
- Arthritis44%
- Diabetes28%
- Mood disorders24%
- Chronic kidney disease22%
- Anxiety21%
- Depression21%
Share of Medicare patients with each condition. A patient can have several.
Dr. Yen's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 60
Patient panel by sex, all payers
- Women53%
- Men46%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. An Yen wrote 98 Medicare Part D claims in 2024
In 2024, Dr. Yen wrote 98 Medicare Part D claims for 67 patients. 100% of them were for generic drugs. CMS names the drug for 74 of them, across 2 drugs with 11 or more claims each, at $364 in total drug cost. In 2023, CMS named 55 claims across 2 drugs.
Dr. Yen'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 Dr. Yen's Part D claims, 2024
- Opioids55%54 of 98 claims
- Antibiotics37%36 of 98 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 552024: 7435%
Drugs named by CMS: 2 in 2024, 2 in 2023.
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
Dr. An Yen 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. Yen for performance year 2024, reported as part of a group. Dr. Yen accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 24 procedures of melanoma (skin cancer) excision by Dr. Yen, more than 77% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Dr. Yen's MIPS scores, performance year 2024
- 91of 100Final score
- 86of 100Quality
- 89of 100Promoting Interoperability
- 40of 100Improvement Activities
- 78of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Where Dr. Yen ranks in Medicare procedure volume
- Removal of skin cancer
- 61st percentile517 procedures
- Removal of skin lesions
- 70th percentile39 procedures
- Melanoma (skin cancer) excision
- 77th percentile24 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Skin biopsy: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)
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Dr. An Yen received $3,365 in industry payments from 2016 to 2025
CMS Open Payments shows 137 general payments to Dr. Yen from 26 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Amgen Inc. paid the most, $651.
General payments to Dr. Yen by program year, 2016 to 2025
Companies that paid Dr. Yen 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. An Yen has 3 awards and honors on record
Dmand AI lists 3 awards for Dr. Yen, most recently CMS Stage 1 EHR in 2013.
Awards and honors for Dr. Yen
- 2013
- CMS Stage 1 EHR
- Undated
- AAD Fellow
- ASDS Fellow
Source: Dmand AI Professional Profile Data
Dr. An Yen graduated from Xuzhou Medical College
Dr. Yen graduated from Xuzhou Medical College in 1982. Dr. Yen is a member of AAD and ASDS.
- Medical school
- Board certified in dermatology
Source: Dmand AI Professional Profile Data
Dr. An Yen accepts plans from 16 insurance carriers
Dr. Yen is in network with 16 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.
- Aetna
- Blue Cross Blue Shield of Michigan
- United Healthcare
- Elevance
- HCSC
- Alliant Health Plans
- Blue Cross Blue Shield of Massachusetts
- Regence Health Plans
- +8 more carriersWith a free account
Plan types Dr. Yen accepts, by number of carriers
- PPO10
- Medicare8
- HMO6
- POS5
- EPO4
Source: Dmand AI Insurance Network Data
Sources for Dr. An Yen'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)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| 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. An Yen
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. An Yen's NPI number?
Dr. An Yen's NPI number is 1750488649. It was assigned on September 20, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. An Yen?
Dr. An Yen is a procedural dermatology physician in Sacramento, California. The primary specialty in the NPI Registry is Procedural Dermatology Physician (taxonomy code 207NS0135X).
Where does Dr. An Yen practice?
Dr. Yen practices at 1495 River Park Dr, Sacramento, CA 95815. Dr. Yen's primary practice is Pacific Skin Institute in Sacramento, California. Dmand AI also links Dr. Yen to 2 group practices and clinics and 1 medical group.
What is Dr. An Yen's office phone number?
The practice phone on file for Dr. Yen is (916) 925-7020.
What is Dr. An Yen's medical license number?
Dr. Yen holds California license A056462.
What medical group is Dr. An Yen part of?
Dr. Yen is linked to Pacific Skin Institute. Dmand AI links Dr. Yen to 1 more medical group.
Does Dr. An Yen accept Medicare?
Yes. CMS data shows Dr. Yen billed Medicare for 4,263 services in 2024, and Dr. Yen accepts Medicare assignment.
What is Dr. An Yen's MIPS score?
Dr. Yen's MIPS final score for performance year 2024 is 91 out of 100, reported as part of a group.
How many Medicare patients does Dr. An Yen see?
CMS counts 846 Medicare patients who saw Dr. Yen in 2024, with an average age of 72.
Is Dr. An Yen board certified?
Yes. Dr. Yen is board certified in dermatology by the American Board of Dermatology.
Show 6 more questionsShow fewer questions
What services does Dr. An Yen bill to Medicare?
In 2024, Dr. Yen's most billed Medicare services were skin treatment (96910), surgery: skin and soft tissue (17003) and office visit, established patient (99213).
Where did Dr. An Yen go to medical school?
Dr. Yen graduated from Xuzhou Medical College in 1982.
What drugs does Dr. An Yen prescribe most?
In 2024 Medicare Part D data, Dr. Yen's most prescribed drugs by claims were Hydrocodone-Acetaminophen and Cephalexin.
Has Dr. An Yen received payments from drug or device companies?
CMS Open Payments shows $3,365 in general payments to Dr. Yen from 26 companies from 2016 to 2025. The largest total came from Amgen Inc.
How long has Dr. An Yen been practicing?
Dr. Yen graduated from medical school in 1982, 44 years ago.
What insurance does Dr. An Yen accept?
Dr. Yen is in network with 16 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.
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