Dr. Nancy Cheng Maly, MD

  • San Diego, CA
  • Dermatologist
NPI1073874178PAC ID7719293034
Medicare services, 2024
330
Medicare patients, 2024
120
Part D claims, 2024
276
Publications
1
MIPS score, 2024
89
Practice address
5651 Copley Dr, San Diego, CA 92111
Practice phone
Call (858) 262-6666
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Sharp Rees-Stealy Medical Group, Inc

San Diego, California

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Dr. Nancy Cheng Maly is a dermatologist in San Diego, California

Dr. Maly practices at Sharp Rees-Stealy Medical Group, Inc in San Diego, California.

Dr. Maly's NPI, 1073874178, was assigned on June 5, 2012. Dr. Maly graduated from The Johns Hopkins University School of Medicine in 2012. Dr. Maly holds California license A128986.

NPI and contact details
Medicare PAC ID
7719293034
NPI enumeration date
June 5, 2012
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(858) 262-6666
Professional email
Get email
Personal email
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Mobile number
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Sex
Female
Estimated age
40
Medical school graduation
2012

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

Dr. Nancy Cheng Maly practices at Sharp Rees-Stealy Medical Group, Inc in San Diego, California

Dr. Maly's primary practice is Sharp Rees-Stealy Medical Group, Inc, at 5651 Copley Dr, San Diego, CA 92111 in San Diego County. The practice phone is (858) 262-6666.

  • Sharp Rees-Stealy Medical Group, Inc
    5651 Copley Dr, San Diego, CA 92111 · San Diego CountyPhone(858) 262-6666

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Dr. Nancy Cheng Maly is affiliated with 1 site of care and 1 medical group

Dr. Maly's primary practice is Sharp Rees-Stealy Medical Group, Inc in San Diego, California. The medical group on file is Sharp Rees-Stealy Medical Group.

Sharp Rees-Stealy Medical Group, IncSan Diego, CaliforniaPrimary
Sharp Rees-Stealy Medical GroupPrimary care group, San Diego, CA

Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data

Dmand AI tracks the EHR system at Dr. Nancy Cheng Maly's practice

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

EHR by site
SiteEHR vendor and product
Sharp Rees-Stealy Medical Group, IncAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

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Dr. Nancy Cheng Maly is one of 1,910 dermatologists in California

Dermatology is Dr. Maly's primary specialty in the NPI Registry, under taxonomy code 207N00000X. Dr. Maly is board certified in dermatology by the American Board of Dermatology. Dr. Maly is licensed in California.

Specialties and state licenses

  • Dermatology, CaliforniaPrimaryLicense A128986 · taxonomy 207N00000X

Clinical focus

Dmand AI lists acne, benign or precancerous skin growths, contact dermatitis, itchy rashes, psoriasis and skin cyst among the conditions Dr. Maly treats.

Dermatologists near Dr. Maly

Counts of dermatologists 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. Nancy Cheng Maly billed Medicare for 330 services in 2024

CMS data shows 330 Medicare services from Dr. Maly across 8 procedure codes in 2024, for 120 Medicare patients. Medicare paid $17,196 for them. Every service was in an office.

Medicare services, 2024330
Medicare patients120
Paid by Medicare$17,196
Procedure codes8

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

  • 2023
  • 2024
Surgery
2023: 4222024: 18157%
Office and hospital visits
2023: 2242024: 14933%

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

  • Dr. Maly
  • California median
Medicare services
330vs 1,75081% below
Medicare patients
120vs 37768% below
Part D claims
200vs 36746% below

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

Dr. Maly'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. Maly

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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Maly 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. Nancy Cheng Maly treated 120 Medicare patients in 2024, average age 75

CMS counts 120 Medicare patients who saw Dr. Maly in 2024. The largest group is 65 to 74, with 56 patients. 69% of them have high cholesterol, and 63% have high blood pressure. Their average risk score is 0.95, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Maly's median patient age at 56, with 60% women.

Medicare patients, 2024120
Average age75
Average risk score0.95

Dr. Maly's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Maly's Medicare patients by sex, 2024

  • Women6655%
  • Men5445%

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

  1. High cholesterol69%
  2. High blood pressure63%
  3. Arthritis39%
  4. Diabetes28%
  5. Ischemic heart disease17%
  6. Chronic kidney disease15%
  7. Anxiety14%
  8. Osteoporosis14%

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

Dr. Maly's patients across all payers

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

Patient panel by age, all payers

Median age 56

Patient panel by sex, all payers

  • Women60%
  • Men39%

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

Dr. Nancy Cheng Maly wrote 276 Medicare Part D claims in 2024

In 2024, Dr. Maly wrote 276 Medicare Part D claims for 110 patients. 92% of them were for generic drugs. CMS names the drug for 200 of them, across 7 drugs with 11 or more claims each, at $52,934 in total drug cost. In 2023, CMS named 144 claims across 6 drugs.

Part D claims, 2024276
Drugs named by CMS7
Total drug cost$52,934
Part D patients110

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

  • Generic253 claims92%
  • Brand-name23 claims8%

Dr. Maly'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: 1442024: 20039%

Drugs named by CMS: 7 in 2024, 6 in 2023.

See all prescribing by Dr. Maly

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. Nancy Cheng Maly scored 89 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 89 out of 100 for Dr. Maly for performance year 2024, reported as part of a group. Dr. Maly accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 47 procedures of removal of skin lesions by Dr. Maly, more than 71% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes

Dr. Maly's MIPS scores, performance year 2024

  • 89of 100Final score
  • 81of 100Quality
  • 99of 100Promoting Interoperability
  • 40of 100Improvement Activities
  • 82of 100Cost

Each score is out of 100. The final score weighs the categories CMS scored for this clinician.

Where Dr. Maly ranks in Medicare procedure volume

Removal of skin lesions
71st percentile47 procedures
Skin biopsy
62nd percentile18 procedures

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

Melanoma (skin cancer) excision: 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. Nancy Cheng Maly has 1 publication on record

Dmand AI links 1 paper to Dr. Maly.

Papers1

Recent publications by Dr. Maly

See all 1 publications and co-authors

See who Dr. Maly researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Maly works with, so you can find a warm path to the right dermatologists.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Nancy Cheng Maly received $3,628 in industry payments from 2018 to 2025

CMS Open Payments shows 114 general payments to Dr. Maly from 25 drug and device companies from 2018 to 2025. Food and beverage make up the largest share, 92% of the total. Pfizer Inc. paid the most, $599.

General payments to Dr. Maly by program year, 2018 to 2025

General payments to Dr. Maly by kind, 2018 to 2025

$3.6Kin total
  • Food and beverage$3,33092%
  • Education$2988%

Companies that paid Dr. Maly the most, 2018 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Maly

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

Dr. Nancy Cheng Maly graduated from The Johns Hopkins University School of Medicine

Dr. Maly graduated from The Johns Hopkins University School of Medicine in 2012.

  1. Medical schoolThe Johns Hopkins University School of Medicine
  2. Board certified in dermatologyAmerican Board of Dermatology
  3. Board certified in pediatric dermatologyAmerican Board of Dermatology

Source: Dmand AI Professional Profile Data

Sources for Dr. Nancy Cheng Maly'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 phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation 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)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile 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. Nancy Cheng Maly

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. Nancy Cheng Maly's NPI number?

Dr. Nancy Cheng Maly's NPI number is 1073874178. It was assigned on June 5, 2012, and it is active in the NPI Registry.

What kind of doctor is Dr. Nancy Cheng Maly?

Dr. Nancy Cheng Maly is a dermatologist in San Diego, California. The primary specialty in the NPI Registry is Dermatology Physician (taxonomy code 207N00000X).

Where does Dr. Nancy Cheng Maly practice?

Dr. Maly practices at 5651 Copley Dr, San Diego, CA 92111. Dr. Maly's primary practice is Sharp Rees-Stealy Medical Group, Inc in San Diego, California.

What is Dr. Nancy Cheng Maly's office phone number?

The practice phone on file for Dr. Maly is (858) 262-6666.

What is Dr. Nancy Cheng Maly's medical license number?

Dr. Maly holds California license A128986.

What medical group is Dr. Nancy Cheng Maly part of?

Dr. Maly is linked to Sharp Rees-Stealy Medical Group.

Does Dr. Nancy Cheng Maly accept Medicare?

Yes. CMS data shows Dr. Maly billed Medicare for 330 services in 2024, and Dr. Maly accepts Medicare assignment.

What is Dr. Nancy Cheng Maly's MIPS score?

Dr. Maly's MIPS final score for performance year 2024 is 89 out of 100, reported as part of a group.

How many Medicare patients does Dr. Nancy Cheng Maly see?

CMS counts 120 Medicare patients who saw Dr. Maly in 2024, with an average age of 75.

Is Dr. Nancy Cheng Maly board certified?

Yes. Dr. Maly is board certified in dermatology by the American Board of Dermatology.

Show 6 more questionsShow fewer questions

What services does Dr. Nancy Cheng Maly bill to Medicare?

In 2024, Dr. Maly's most billed Medicare services were surgery: skin and soft tissue (17003), office visit, established patient (99213) and surgery: skin and soft tissue (17110).

Where did Dr. Nancy Cheng Maly go to medical school?

Dr. Maly graduated from The Johns Hopkins University School of Medicine in 2012.

What drugs does Dr. Nancy Cheng Maly prescribe most?

In 2024 Medicare Part D data, Dr. Maly's most prescribed drugs by claims were Triamcinolone Acetonide, Clobetasol Propionate and Hydrocortisone.

Has Dr. Nancy Cheng Maly received payments from drug or device companies?

CMS Open Payments shows $3,628 in general payments to Dr. Maly from 25 companies from 2018 to 2025. The largest total came from Pfizer Inc.

How long has Dr. Nancy Cheng Maly been practicing?

Dr. Maly graduated from medical school in 2012, 14 years ago.

Does Dr. Nancy Cheng Maly do research?

Dmand AI links 1 publication to Dr. Maly.

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