Nicole Sayuri Higashiyama
- Medicare services, 2023
- 38
- Medicare patients, 2024
- 25
- Part D claims, 2024
- 1,871
- Hospital affiliations
- 1
- Industry payments
- $2,222
- Practice address
- 441 N Lakeview Ave, Anaheim, CA 92807
- Practice phone
- Call (714) 279-4000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Southern California Permanente Medical Group
Anaheim, California
Find Nicole Higashiyama'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.
Nicole Sayuri Higashiyama is an internist in Anaheim, California
Nicole Higashiyama practices at Southern California Permanente Medical Group in Anaheim, California.
Nicole Higashiyama's NPI, 1609294024, was assigned on April 2, 2014. Nicole Higashiyama graduated from Feinberg School of Medicine in 2014. Nicole Higashiyama holds California license A137723.
- NPI
- 1609294024NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0446549737
- NPI enumeration date
- April 2, 2014
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (714) 279-4000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 38
- Medical school graduation
- 2014
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Nicole Sayuri Higashiyama practices at Southern California Permanente Medical Group in Anaheim, California
Nicole Higashiyama's primary practice is Southern California Permanente Medical Group, at 441 N Lakeview Ave, Anaheim, CA 92807 in Orange County. The practice phone is (714) 279-4000.
- Southern California Permanente Medical Group441 N Lakeview Ave, Anaheim, CA 92807 · Orange CountyPhone(714) 279-4000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Nicole Sayuri Higashiyama is affiliated with 3 sites of care and 1 medical group
Nicole Higashiyama's primary practice is Southern California Permanente Medical Group in Anaheim, California. Nicole Higashiyama is also affiliated with Orange County - Anaheim Medical Center. The medical group on file is Southern California Permanente Medical Group. Dmand AI also links Nicole Higashiyama to 1 more group practice or clinic, named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Nicole Sayuri Higashiyama's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Nicole Higashiyama practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Southern California Permanente Medical Group | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Nicole Sayuri Higashiyama is one of 16,751 internists in California
Internal medicine is Nicole Higashiyama's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Nicole Higashiyama is board certified in hematology by the American Board of Internal Medicine. Nicole Higashiyama is licensed in California.
Specialties and state licenses
- Internal medicine, CaliforniaPrimary
Clinical focus
Dmand AI lists chronic anemia among the conditions Nicole Higashiyama treats.
Internists near Nicole Higashiyama
Counts of internists 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
Nicole Sayuri Higashiyama billed Medicare for 38 services in 2023
CMS data shows 38 Medicare services from Nicole Higashiyama across 1 procedure code in 2023, all of them office visits, for 25 Medicare patients. Medicare paid $3,121 for them. Every service was in an office.
Nicole Higashiyama compared with the California median for internists, 2023
- Nicole Higashiyama
- California median
- Medicare services
- 38vs 36189% below
- Medicare patients
- 25vs 15183% below
- Part D claims
- 1,494vs 4213.5 times
Medians across 15,815 internists in California with Dmand AI profiles that report each measure.
Nicole Higashiyama's most billed Medicare procedure codes, 2023
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 Nicole Higashiyama?
Medicare shows one payer. Book a meeting to get commercial claims data for Nicole Higashiyama and other internists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Nicole Sayuri Higashiyama treated 25 Medicare patients in 2024, average age 62
CMS counts 25 Medicare patients who saw Nicole Higashiyama in 2024. The largest group is under 65, with 12 patients. 60% of them have high blood pressure, and 44% have high cholesterol. Their average risk score is 2.31, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Nicole Higashiyama's median patient age at 64, with 64% women.
Nicole Higashiyama's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Chronic conditions among Nicole Higashiyama's Medicare patients, 2024
- High blood pressure60%
- High cholesterol44%
Share of Medicare patients with each condition. A patient can have several.
Nicole Higashiyama's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 64
Patient panel by sex, all payers
- Women64%
- Men36%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Nicole Sayuri Higashiyama wrote 1,871 Medicare Part D claims in 2024
In 2024, Nicole Higashiyama wrote 1,871 Medicare Part D claims for 277 patients. 77% of them were for generic drugs. CMS names the drug for 1,494 of them, across 50 drugs with 11 or more claims each, at $4,143,260 in total drug cost. In 2023, CMS named 1,250 claims across 50 drugs.
Nicole Higashiyama's Part D claims by kind of drug, 2024
- Generic1,436 claims77%
- Brand-name and other435 claims23%
Nicole Higashiyama'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 Nicole Higashiyama's Part D claims, 2024
- Opioids4%68 of 1,871 claims
- Antibiotics3%54 of 1,871 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: 1,2502024: 1,49420%
Drugs named by CMS: 50 in 2024, 50 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
How Nicole Sayuri Higashiyama takes part in Medicare
Nicole Higashiyama 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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Nicole Sayuri Higashiyama received $2,222 in industry payments from 2016 to 2020
CMS Open Payments shows 120 general payments to Nicole Higashiyama from 19 drug and device companies from 2016 to 2020. Food and beverage make up the largest share, 91% of the total. Celgene Corporation paid the most, $397.
General payments to Nicole Higashiyama by program year, 2016 to 2020
General payments to Nicole Higashiyama by kind, 2016 to 2020
- Food and beverage$2,03291%
- Education$1909%
Companies that paid Nicole Higashiyama the most, 2016 to 2020
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Nicole Sayuri Higashiyama graduated from Feinberg School of Medicine
Nicole Higashiyama graduated from Feinberg School of Medicine in 2014.
- Medical school
- Board certified in hematology
- Board certified in internal medicine
- Board certified in medical oncology
Source: Dmand AI Professional Profile Data
Nicole Sayuri Higashiyama accepts plans from 2 insurance carriers
Nicole Higashiyama is in network with 2 carriers, including Kaiser Permanente and CMS Medicare. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
- Kaiser Permanente
- CMS Medicare
Plan types Nicole Higashiyama accepts, by number of carriers
- EPO1
- HMO1
- Medicare1
- POS1
Source: Dmand AI Insurance Network Data
Sources for Nicole Sayuri Higashiyama'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 DataDmand AI Org Hierarchy 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) |
| 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 Nicole Sayuri Higashiyama
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Nicole Sayuri Higashiyama's NPI number?
Nicole Sayuri Higashiyama's NPI number is 1609294024. It was assigned on April 2, 2014, and it is active in the NPI Registry.
What does Nicole Sayuri Higashiyama specialize in?
Nicole Sayuri Higashiyama is an internist in Anaheim, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Nicole Sayuri Higashiyama practice?
Nicole Higashiyama practices at 441 N Lakeview Ave, Anaheim, CA 92807. Nicole Higashiyama's primary practice is Southern California Permanente Medical Group in Anaheim, California. Dmand AI also links Nicole Higashiyama to 1 group practice or clinic.
What is Nicole Sayuri Higashiyama's office phone number?
The practice phone on file for Nicole Higashiyama is (714) 279-4000.
What is Nicole Sayuri Higashiyama's medical license number?
Nicole Higashiyama holds California license A137723.
Which hospitals is Nicole Sayuri Higashiyama affiliated with?
Nicole Higashiyama is affiliated with Orange County - Anaheim Medical Center.
What medical group is Nicole Sayuri Higashiyama part of?
Nicole Higashiyama is linked to Southern California Permanente Medical Group.
Does Nicole Sayuri Higashiyama accept Medicare?
Yes. CMS data shows Nicole Higashiyama billed Medicare for 38 services in 2023, and Nicole Higashiyama accepts Medicare assignment.
How many Medicare patients does Nicole Sayuri Higashiyama see?
CMS counts 25 Medicare patients who saw Nicole Higashiyama in 2024, with an average age of 62.
Is Nicole Sayuri Higashiyama board certified?
Yes. Nicole Higashiyama is board certified in hematology by the American Board of Internal Medicine.
Show 6 more questionsShow fewer questions
What services does Nicole Sayuri Higashiyama bill to Medicare?
In 2023, Nicole Higashiyama's most billed Medicare services were office visit, established patient (99214).
Where did Nicole Sayuri Higashiyama go to medical school?
Nicole Higashiyama graduated from Feinberg School of Medicine in 2014.
What drugs does Nicole Sayuri Higashiyama prescribe most?
In 2024 Medicare Part D data, Nicole Higashiyama's most prescribed drugs by claims were Letrozole, Dexamethasone and Ondansetron HCl.
Has Nicole Sayuri Higashiyama received payments from drug or device companies?
CMS Open Payments shows $2,222 in general payments to Nicole Higashiyama from 19 companies from 2016 to 2020. The largest total came from Celgene Corporation.
How long has Nicole Sayuri Higashiyama been practicing?
Nicole Higashiyama graduated from medical school in 2014, 12 years ago.
What insurance does Nicole Sayuri Higashiyama accept?
Nicole Higashiyama is in network with 2 carriers, including Kaiser Permanente and CMS Medicare. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
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