Dr. Amy Ngoc Nguyen, MD

  • Rolling Hills Estates, CA
  • Dermatologist
NPI1548274996PAC ID0345229795
Medicare services, 2024
4,012
Medicare patients, 2024
158
Part D claims, 2024
149
Industry payments
$14,160
Affiliated sites
2
Practice address
550 Deep Valley Dr, Rolling Hills Estates, CA 90274
Practice phone
Call (310) 544-6264
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Peninsula Physical Therapy - Rolling Hills Estates

Therapy Group Practice · Rolling Hills Estates, California

See all 4 affiliations

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Dr. Amy Ngoc Nguyen is a dermatologist in Rolling Hills Estates, California

Dr. Nguyen practices at Peninsula Physical Therapy - Rolling Hills Estates in Rolling Hills Estates, California.

Dr. Nguyen's NPI, 1548274996, was assigned on July 28, 2006. Dr. Nguyen graduated from Tufts University School Of Medicine in 1998. Dr. Nguyen holds California license A80879.

NPI and contact details
Medicare PAC ID
0345229795
NPI enumeration date
July 28, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(310) 544-6264
Professional email
Get email
Personal email
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Mobile number
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Sex
Female
Estimated age
51
Medical school graduation
1998

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Amy Ngoc Nguyen practices at Peninsula Physical Therapy - Rolling Hills Estates in Rolling Hills Estates, California

Dr. Nguyen's primary practice is Peninsula Physical Therapy - Rolling Hills Estates, at 550 Deep Valley Dr, Rolling Hills Estates, CA 90274. The practice phone is (310) 544-6264.

  • Peninsula Physical Therapy - Rolling Hills Estates
    550 Deep Valley Dr, Rolling Hills Estates, CA 90274Phone(310) 544-6264

Source: Dmand AI Affiliation Data

Dr. Amy Ngoc Nguyen is affiliated with 2 sites of care and 2 medical groups

Dr. Nguyen's primary practice is Peninsula Physical Therapy - Rolling Hills Estates in Rolling Hills Estates, California. The medical group on file is Pacific Dermatology Specialists. Dmand AI also links Dr. Nguyen to 1 more group practice or clinic and 1 medical group, each named with a free account.

See all 4 affiliations for Dr. Nguyen

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Amy Ngoc Nguyen's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Nguyen practices, 2 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Peninsula Physical Therapy - Rolling Hills EstatesAvailable with a free account
+1 more site and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

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Dr. Amy Ngoc Nguyen is one of 1,910 dermatologists in California

Dermatology is Dr. Nguyen's primary specialty in the NPI Registry, under taxonomy code 207N00000X. Dr. Nguyen is board certified in family medicine by the American Board of Family Medicine. Dr. Nguyen is licensed in California.

Specialties and state licenses

  • Dermatology, CaliforniaPrimaryLicense A80879 · 2002 to 2026 · taxonomy 207N00000X

Clinical focus

Dmand AI lists acne, benign or precancerous skin growths, cold sores or genital herpes, contact dermatitis, corns and calluses, itchy rashes, minor injury to a limb and rash among the conditions Dr. Nguyen treats.

Dermatologists near Dr. Nguyen

Counts of dermatologists with a Dmand AI profile, by place and practice. Each opens the list.

1,910dermatologists in California
9dermatologists in Rolling Hills Estates

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Dr. Amy Ngoc Nguyen billed Medicare for 4,012 services in 2024

CMS data shows 4,012 Medicare services from Dr. Nguyen across 15 procedure codes in 2024, for 158 Medicare patients. Medicare paid $64,126 for them. Every service was in an office.

Medicare services, 20244,012
Medicare patients158
Paid by Medicare$64,126
Procedure codes15

Dr. Nguyen's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Drugs given in the office
2023: 5,2532024: 2,83646%
Surgery
2023: 8962024: 80510%
Office and hospital visits
2023: 3862024: 3578%
Tests and treatments
2023: 262024: 1446%

Dr. Nguyen compared with the California median for dermatologists, 2024

  • Dr. Nguyen
  • California median
Medicare services
4,012vs 1,7502.3 times
Medicare patients
158vs 37758% below
Part D claims
52vs 36786% below

Medians across 1,831 dermatologists in California with Dmand AI profiles that report each measure.

Dr. Nguyen'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.

See all procedures by Dr. Nguyen

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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Nguyen and other dermatologists in California.

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Amy Ngoc Nguyen treated 158 Medicare patients in 2024, average age 75

CMS counts 158 Medicare patients who saw Dr. Nguyen in 2024. The largest group is 65 to 74, with 76 patients. 75% of them have high cholesterol, and 59% have high blood pressure. 8% are also on Medicaid. Their average risk score is 1.00, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Nguyen's median patient age at 67, with 68% women.

Medicare patients, 2024158
Average age75
Average risk score1.00
Also on Medicaid8%

Dr. Nguyen's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Nguyen's Medicare patients by sex, 2024

  • Women10768%
  • Men5132%

Chronic conditions among Dr. Nguyen's Medicare patients, 2024

  1. High cholesterol75%
  2. High blood pressure59%
  3. Arthritis47%
  4. Osteoporosis31%
  5. Diabetes21%
  6. Cancer20%
  7. Atrial fibrillation18%
  8. Ischemic heart disease18%

Share of Medicare patients with each condition. A patient can have several.

Dr. Nguyen's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 67

Patient panel by sex, all payers

  • Women68%
  • Men31%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Amy Ngoc Nguyen wrote 149 Medicare Part D claims in 2024

In 2024, Dr. Nguyen wrote 149 Medicare Part D claims for 53 patients. 81% of them were for generic drugs. CMS names the drug for 52 of them, across 4 drugs with 11 or more claims each, at $46,327 in total drug cost. In 2023, CMS named 69 claims across 4 drugs.

Part D claims, 2024149
Drugs named by CMS4
Total drug cost$46,327
Part D patients53

Dr. Nguyen's Part D claims by kind of drug, 2024

  • Generic121 claims81%
  • Brand-name28 claims19%

Dr. Nguyen'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.

Part D claims for drugs CMS names, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 692024: 5225%

Drugs named by CMS: 4 in 2024, 4 in 2023.

See all prescribing by Dr. Nguyen

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. Amy Ngoc Nguyen ranks in the 87th percentile for skin biopsy in Medicare

Dr. Nguyen accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 231 procedures of skin biopsy by Dr. Nguyen, more than 87% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes

Where Dr. Nguyen ranks in Medicare procedure volume

Removal of skin lesions
85th percentile441 procedures
Skin biopsy
87th percentile231 procedures
Melanoma (skin cancer) excision
84th percentile42 procedures
Removal of tissue
73rd percentile28 procedures
Removal or shaving of skin growth
68th percentile16 procedures

CMS ranks each clinician against every clinician it reports for the same procedure category.

Removal of nail tissue: 1 to 10 procedures (CMS shows small counts as a range)

Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)

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Dr. Amy Ngoc Nguyen received $14,160 in industry payments from 2016 to 2025

CMS Open Payments shows 567 general payments to Dr. Nguyen from 42 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 86% of the total. LEO Pharma Inc. paid the most, $1,583.

General payments to Dr. Nguyen by program year, 2016 to 2025

General payments to Dr. Nguyen by kind, 2016 to 2025

$14.2Kin total
  • Food and beverage$12,21886%
  • Travel and lodging$1,1558%
  • Consulting fees$5504%
  • Education$2362%

Companies that paid Dr. Nguyen the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Nguyen

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. Amy Ngoc Nguyen graduated from Tufts University School Of Medicine

Dr. Nguyen graduated from Tufts University School Of Medicine in 1998.

  1. Medical schoolTufts University School Of Medicine
  2. Board certified in family medicineAmerican Board of Family Medicine

Source: Dmand AI Professional Profile Data

Dr. Amy Ngoc Nguyen accepts plans from 14 insurance carriers

Dr. Nguyen is in network with 14 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. PPO plans come from the most carriers, 9. Check the plan with the practice before a visit.

  • Aetna
  • Blue Cross Blue Shield of Michigan
  • United Healthcare
  • Elevance
  • HCSC
  • Blue Cross Blue Shield of Massachusetts
  • Regence Health Plans
  • Alliant Health Plans
  • +6 more carriersWith a free account

Plan types Dr. Nguyen accepts, by number of carriers

  1. PPO9
  2. Medicare7
  3. HMO6
  4. EPO4
  5. POS4

Source: Dmand AI Insurance Network Data

Sources for Dr. Amy Ngoc Nguyen's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare 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 percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Amy Ngoc Nguyen

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. Amy Ngoc Nguyen's NPI number?

Dr. Amy Ngoc Nguyen's NPI number is 1548274996. It was assigned on July 28, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Amy Ngoc Nguyen?

Dr. Amy Ngoc Nguyen is a dermatologist in Rolling Hills Estates, California. The primary specialty in the NPI Registry is Dermatology Physician (taxonomy code 207N00000X).

Where does Dr. Amy Ngoc Nguyen practice?

Dr. Nguyen practices at 550 Deep Valley Dr, Rolling Hills Estates, CA 90274. Dr. Nguyen's primary practice is Peninsula Physical Therapy - Rolling Hills Estates in Rolling Hills Estates, California. Dmand AI also links Dr. Nguyen to 1 group practice or clinic and 1 medical group.

What is Dr. Amy Ngoc Nguyen's office phone number?

The practice phone on file for Dr. Nguyen is (310) 544-6264.

What is Dr. Amy Ngoc Nguyen's medical license number?

Dr. Nguyen holds California license A80879.

What medical group is Dr. Amy Ngoc Nguyen part of?

Dr. Nguyen is linked to Pacific Dermatology Specialists. Dmand AI links Dr. Nguyen to 1 more medical group.

Does Dr. Amy Ngoc Nguyen accept Medicare?

Yes. CMS data shows Dr. Nguyen billed Medicare for 4,012 services in 2024, and Dr. Nguyen accepts Medicare assignment.

How many Medicare patients does Dr. Amy Ngoc Nguyen see?

CMS counts 158 Medicare patients who saw Dr. Nguyen in 2024, with an average age of 75.

Is Dr. Amy Ngoc Nguyen board certified?

Yes. Dr. Nguyen is board certified in family medicine by the American Board of Family Medicine.

What services does Dr. Amy Ngoc Nguyen bill to Medicare?

In 2024, Dr. Nguyen's most billed Medicare services were injected or infused drug (J7345), surgery: skin and soft tissue (17003) and office visit, established patient (99213).

Show 5 more questionsShow fewer questions

Where did Dr. Amy Ngoc Nguyen go to medical school?

Dr. Nguyen graduated from Tufts University School Of Medicine in 1998.

What drugs does Dr. Amy Ngoc Nguyen prescribe most?

In 2024 Medicare Part D data, Dr. Nguyen's most prescribed drugs by claims were Ciclopirox, Mupirocin and Dupixent Pen.

Has Dr. Amy Ngoc Nguyen received payments from drug or device companies?

CMS Open Payments shows $14,160 in general payments to Dr. Nguyen from 42 companies from 2016 to 2025. The largest total came from LEO Pharma Inc.

How long has Dr. Amy Ngoc Nguyen been practicing?

Dr. Nguyen graduated from medical school in 1998, 28 years ago.

What insurance does Dr. Amy Ngoc Nguyen accept?

Dr. Nguyen is in network with 14 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. PPO plans come from the most carriers, 9. Check the plan with the practice before a visit.

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