Dr. Stefani Reiko Takahashi, MD

  • La Canada Flintridge, CA
  • Dermatologist
NPI1215961735PAC ID9032291471
Medicare services, 2024
894
Medicare patients, 2024
228
Part D claims, 2024
207
Publications
1
Clinical trials
4
Practice address
1751 Foothill Blvd, La Canada Flintridge, CA 91011
Practice phone
Call (323) 442-5955
Professional email
Get professional email
Personal email
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Mobile number
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Social profiles

Primary practice

USC Care Medical Group, Inc

La Canada Flintridge, California

See all 8 affiliations

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Dr. Stefani Reiko Takahashi is a dermatologist in La Canada Flintridge, California

Dr. Takahashi practices at USC Care Medical Group, Inc in La Canada Flintridge, California.

Dr. Takahashi's NPI, 1215961735, was assigned on July 10, 2006. Dr. Takahashi graduated from Keck School of Medicine of USC in 1994. Dr. Takahashi holds California license A55242.

NPI and contact details
Medicare PAC ID
9032291471
NPI enumeration date
July 10, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(323) 442-5955
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Female
Estimated age
58
Medical school graduation
1994

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

Dr. Stefani Reiko Takahashi practices at USC Care Medical Group, Inc in La Canada Flintridge, California

Dr. Takahashi's primary practice is USC Care Medical Group, Inc, at 1751 Foothill Blvd, La Canada Flintridge, CA 91011 in Los Angeles County. The practice phone is (323) 442-5955.

  • USC Care Medical Group, Inc
    1751 Foothill Blvd, La Canada Flintridge, CA 91011 · Los Angeles CountyPhone(323) 442-5955

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

Dr. Stefani Reiko Takahashi is affiliated with 5 sites of care and 3 medical groups

Dr. Takahashi's primary practice is USC Care Medical Group, Inc in La Canada Flintridge, California. Dr. Takahashi is also affiliated with Los Angeles General Medical Center. The medical group on file is USC Care Medical Group. Dmand AI also links Dr. Takahashi to 1 more hospital, 2 group practices and clinics and 2 medical groups, each named with a free account.

See all 8 affiliations for Dr. Takahashi

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

Dmand AI tracks the EHR system at Dr. Stefani Reiko Takahashi's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Takahashi practices, 4 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
USC Care Medical Group, IncAvailable with a free account
+4 more sites and 2 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Stefani Reiko Takahashi is one of 1,910 dermatologists in California

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

Specialties and state licenses

  • Dermatology, CaliforniaPrimaryLicense A55242 · 1995 to 2027 · 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, joint cyst and psoriasis among the conditions Dr. Takahashi treats.

Dermatologists near Dr. Takahashi

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

1,910dermatologists in California
3dermatologists in La Canada Flintridge

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

Dr. Stefani Reiko Takahashi billed Medicare for 894 services in 2024

CMS data shows 894 Medicare services from Dr. Takahashi across 9 procedure codes in 2024, for 228 Medicare patients. Medicare paid $46,955 for them. Every service was in an office.

Medicare services, 2024894
Medicare patients228
Paid by Medicare$46,955
Procedure codes9

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

  • 2023
  • 2024
Surgery
2023: 4672024: 53715%
Office and hospital visits
2023: 2772024: 35729%

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

  • Dr. Takahashi
  • California median
Medicare services
894vs 1,75049% below
Medicare patients
228vs 37740% below
Part D claims
126vs 36766% below

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

Dr. Takahashi'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. Takahashi

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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Takahashi 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. Stefani Reiko Takahashi treated 228 Medicare patients in 2024, average age 76

CMS counts 228 Medicare patients who saw Dr. Takahashi in 2024. The largest group is 65 to 74, with 101 patients. 75% of them have high cholesterol, and 67% have high blood pressure. 7% are also on Medicaid. Their average risk score is 0.90, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Takahashi's median patient age at 57, with 61% women.

Medicare patients, 2024228
Average age76
Average risk score0.90
Also on Medicaid7%

Dr. Takahashi's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Takahashi's Medicare patients by sex, 2024

  • Women14061%
  • Men8839%

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

  1. High cholesterol75%
  2. High blood pressure67%
  3. Arthritis52%
  4. Osteoporosis25%
  5. Anxiety21%
  6. Diabetes20%
  7. Ischemic heart disease20%
  8. Cancer18%

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

Dr. Takahashi's patients across all payers

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

Patient panel by age, all payers

Median age 57

Patient panel by sex, all payers

  • Women61%
  • Men38%

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

Dr. Stefani Reiko Takahashi wrote 207 Medicare Part D claims in 2024

In 2024, Dr. Takahashi wrote 207 Medicare Part D claims for 92 patients. 93% of them were for generic drugs. CMS names the drug for 126 of them, across 7 drugs with 11 or more claims each, at $51,018 in total drug cost. In 2023, CMS named 72 claims across 3 drugs.

Part D claims, 2024207
Drugs named by CMS7
Total drug cost$51,018
Part D patients92

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

  • Generic192 claims93%
  • Brand-name15 claims7%

Dr. Takahashi'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: 722024: 12675%

Drugs named by CMS: 7 in 2024, 3 in 2023.

See all prescribing by Dr. Takahashi

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. Stefani Reiko Takahashi ranks in the 83rd percentile for removal of skin lesions in Medicare

Dr. Takahashi accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 327 procedures of removal of skin lesions by Dr. Takahashi, more than 83% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes

Where Dr. Takahashi ranks in Medicare procedure volume

Removal of skin lesions
83rd percentile327 procedures
Skin biopsy
69th percentile51 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); and Doctors and Clinicians Utilization Data (CMS)

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Dr. Stefani Reiko Takahashi has 1 publication on record

Dmand AI links 1 paper to Dr. Takahashi in 2012.

Papers1

Recent publications by Dr. Takahashi

See all 1 publications and co-authors

See who Dr. Takahashi researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Takahashi 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. Stefani Reiko Takahashi has worked on 4 clinical trials

Dmand AI links Dr. Takahashi to 4 clinical trials. Conditions studied include Eczema, Psoriasis and Dermatitis, Atopic. Eli Lilly and Company sponsors the most, 4. Open Payments lists research payments to Dr. Takahashi that name 2 trials.

Conditions in Dr. Takahashi's trials

  • Eczema
  • Psoriasis
  • Dermatitis, Atopic
  • Skin Diseases, Papulosquamous

Investigators on the most trials with Dr. Takahashi

Recent clinical trials with Dr. Takahashi

Sources: Open Payments (CMS), 2025 data, released July 7, 2026; Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)

Dr. Stefani Reiko Takahashi received $48 in industry payments from 2016 to 2019

CMS Open Payments shows 3 general payments to Dr. Takahashi from 3 drug and device companies from 2016 to 2019. Food and beverage make up the largest share, 100% of the total. Galderma Laboratories, L.P. paid the most, $19. It also lists 3 research payments totaling $4,539 from 2019 to 2022, naming 2 clinical trials.

General payments to Dr. Takahashi by program year, 2016 to 2019

Companies that paid Dr. Takahashi the most, 2016 to 2019

Share is of all general payments to this clinician.

See all payments to Dr. Takahashi

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

Dr. Stefani Reiko Takahashi has 2 awards and honors on record

Dmand AI lists 2 awards for Dr. Takahashi.

Awards and honors for Dr. Takahashi

  1. Undated
    • AAD Fellow
    • Checkbook Top Doc

Source: Dmand AI Professional Profile Data

Dr. Stefani Reiko Takahashi graduated from Keck School of Medicine of USC

Dr. Takahashi graduated from Keck School of Medicine of USC in 1994. Dr. Takahashi is a member of AAD.

  1. Medical schoolKeck School of Medicine of USC
  2. Board certified in dermatologyAmerican Board of Dermatology
  3. Board certified in pediatric dermatologyAmerican Board of Dermatology

Source: Dmand AI Professional Profile Data

Dr. Stefani Reiko Takahashi accepts plans from 12 insurance carriers

Dr. Takahashi is in network with 12 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. Medicare plans come from the most carriers, 8. Check the plan with the practice before a visit.

  • Aetna
  • Blue Cross Blue Shield of Michigan
  • United Healthcare
  • Blue Cross Blue Shield of Massachusetts
  • HCSC
  • LA Care
  • Regence Health Plans
  • Aspirus Health Plan
  • +4 more carriersWith a free account

Plan types Dr. Takahashi accepts, by number of carriers

  1. Medicare8
  2. PPO7
  3. HMO4
  4. POS4
  5. EPO2
  6. Medicaid1

Source: Dmand AI Insurance Network Data

Sources for Dr. Stefani Reiko Takahashi'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)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
Clinical trials and co-investigatorsDmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Awards and committee rolesDmand AI Professional Profile Data
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. Stefani Reiko Takahashi

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. Stefani Reiko Takahashi's NPI number?

Dr. Stefani Reiko Takahashi's NPI number is 1215961735. It was assigned on July 10, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Stefani Reiko Takahashi?

Dr. Stefani Reiko Takahashi is a dermatologist in La Canada Flintridge, California. The primary specialty in the NPI Registry is Dermatology Physician (taxonomy code 207N00000X).

Where does Dr. Stefani Reiko Takahashi practice?

Dr. Takahashi practices at 1751 Foothill Blvd, La Canada Flintridge, CA 91011. Dr. Takahashi's primary practice is USC Care Medical Group, Inc in La Canada Flintridge, California. Dmand AI also links Dr. Takahashi to 1 hospital, 2 group practices and clinics and 2 medical groups.

What is Dr. Stefani Reiko Takahashi's office phone number?

The practice phone on file for Dr. Takahashi is (323) 442-5955.

What is Dr. Stefani Reiko Takahashi's medical license number?

Dr. Takahashi holds California license A55242.

Which hospitals is Dr. Stefani Reiko Takahashi affiliated with?

Dr. Takahashi is affiliated with Los Angeles General Medical Center. Dmand AI links Dr. Takahashi to 1 more hospital.

What medical group is Dr. Stefani Reiko Takahashi part of?

Dr. Takahashi is linked to USC Care Medical Group. Dmand AI links Dr. Takahashi to 2 more medical groups.

Does Dr. Stefani Reiko Takahashi accept Medicare?

Yes. CMS data shows Dr. Takahashi billed Medicare for 894 services in 2024, and Dr. Takahashi accepts Medicare assignment.

How many Medicare patients does Dr. Stefani Reiko Takahashi see?

CMS counts 228 Medicare patients who saw Dr. Takahashi in 2024, with an average age of 76.

Is Dr. Stefani Reiko Takahashi board certified?

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

Show 7 more questionsShow fewer questions

What services does Dr. Stefani Reiko Takahashi bill to Medicare?

In 2024, Dr. Takahashi's most billed Medicare services were surgery: skin and soft tissue (17003), office visit, established patient (99213) and surgery: skin and soft tissue (17000).

Where did Dr. Stefani Reiko Takahashi go to medical school?

Dr. Takahashi graduated from Keck School of Medicine of USC in 1994.

What drugs does Dr. Stefani Reiko Takahashi prescribe most?

In 2024 Medicare Part D data, Dr. Takahashi's most prescribed drugs by claims were Triamcinolone Acetonide, Tacrolimus and Mupirocin.

Has Dr. Stefani Reiko Takahashi received payments from drug or device companies?

CMS Open Payments shows $48 in general payments to Dr. Takahashi from 3 companies from 2016 to 2019. The largest total came from Galderma Laboratories, L.P.

How long has Dr. Stefani Reiko Takahashi been practicing?

Dr. Takahashi graduated from medical school in 1994, 32 years ago.

Does Dr. Stefani Reiko Takahashi do research?

Dmand AI links 1 publication to Dr. Takahashi. Dr. Takahashi has worked on 4 clinical trials.

What insurance does Dr. Stefani Reiko Takahashi accept?

Dr. Takahashi is in network with 12 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. Medicare plans come from the most carriers, 8. Check the plan with the practice before a visit.

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