Dr. Sally Arai, MD

  • Stanford, CA
  • Hematology (internal medicine) physician
NPI1881739530PAC ID7315916541
Medicare services, 2024
339
Medicare patients, 2024
73
Part D claims, 2024
532
Publications
130
Clinical trials
17
Practice address
300 Pasteur Drive, Stanford, CA 94305
Practice phone
Call (650) 723-4000
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Stanford Hospital at 300 Pasteur Drive

Hospital · Stanford, California

See all 5 affiliations

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Dr. Sally Arai is a hematology (internal medicine) physician in Stanford, California

Dr. Arai practices at Stanford Hospital at 300 Pasteur Drive in Stanford, California, part of Stanford University.

Dr. Arai's NPI, 1881739530, was assigned on February 20, 2007. Dr. Arai graduated from Geisel School Of Medicine At Dartmouth in 1991. Dr. Arai's California license number on file is G87299.

NPI and contact details
Medicare PAC ID
7315916541
NPI enumeration date
February 20, 2007
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(650) 723-4000
Professional email
Get email
Personal email
Get email
Mobile number
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Sex
Female
Estimated age
61
Medical school graduation
1991

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

Dr. Sally Arai practices at Stanford Hospital at 300 Pasteur Drive in Stanford, California

Dr. Arai's primary practice is Stanford Hospital at 300 Pasteur Drive, at 300 Pasteur Drive, Stanford, CA 94305 in Santa Clara County. The practice phone is (650) 723-4000.

Source: Dmand AI Affiliation Data

Dr. Sally Arai is affiliated with 3 sites of care and 2 medical groups

Dr. Arai's primary practice is Stanford Hospital at 300 Pasteur Drive in Stanford, California, part of Stanford University. Dr. Arai is also affiliated with Stanford Health Care Tri-Valley. The medical group on file is Stanford Health Care. Dmand AI also links Dr. Arai to 1 more hospital and 1 medical group, each named with a free account. Dr. Arai's employer is on file too: a hospital.

See all 5 affiliations for Dr. Arai

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

Dmand AI tracks the EHR system at Dr. Sally Arai's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Arai practices, 3 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Stanford Hospital at 300 Pasteur DriveAvailable with a free account
+2 more sites and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Sally Arai is one of 153 hematology (internal medicine) physicians in California

Internal medicine is Dr. Arai's primary specialty in the NPI Registry, under taxonomy code 207RH0000X. The record also lists hematology. Dr. Arai is board certified in hematology by the American Board of Internal Medicine. Dmand AI has Dr. Arai's licenses on file in 4 states: California, Illinois, Maryland and New York.

Specialties and state licenses

  • Hematology (internal medicine), CaliforniaPrimaryLicense G87299 · 2004 to 2025 · taxonomy 207RH0000X
  • Illinois license2001 to 2005
  • Maryland license1999 to 2004
  • New York license1994 to 2004

Clinical focus

Dmand AI lists lymphoma and multiple myeloma among the conditions Dr. Arai treats.

Hematology (internal medicine) physicians near Dr. Arai

Counts of hematology (internal medicine) 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. Sally Arai billed Medicare for 339 services in 2024

CMS data shows 339 Medicare services from Dr. Arai across 3 procedure codes in 2024, for 73 Medicare patients. Medicare paid $27,374 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 2024339
Medicare patients73
Paid by Medicare$27,374
Procedure codes3

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

  • 2023
  • 2024
Office and hospital visits
2023: 3922024: 33914%

Dr. Arai compared with the California median for hematology (internal medicine) physicians, 2024

  • Dr. Arai
  • California median
Medicare services
339vs 3739% below
Medicare patients
73vs 10933% below
Part D claims
353vs 993.6 times

Medians across 139 hematology (internal medicine) physicians in California with Dmand AI profiles that report each measure.

Dr. Arai'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. Arai

Need commercial claims for Dr. Arai?

Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Arai and other hematology (internal medicine) physicians in California.

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

Dr. Sally Arai treated 73 Medicare patients in 2024, average age 68

CMS counts 73 Medicare patients who saw Dr. Arai in 2024. The largest group is 65 to 74, with 47 patients. 70% of them have high cholesterol, and 62% have high blood pressure. 32% are also on Medicaid. Their average risk score is 3.36, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Dr. Arai's median patient age at 61, with 43% women.

Medicare patients, 202473
Average age68
Average risk score3.36
Also on Medicaid32%

Dr. Arai's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Arai's Medicare patients by sex, 2024

  • Women3852%
  • Men3548%

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

  1. High cholesterol70%
  2. High blood pressure62%
  3. Anxiety38%
  4. Chronic kidney disease26%
  5. Mood disorders25%
  6. Depression23%
  7. Arthritis22%
  8. Ischemic heart disease21%

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

Dr. Arai's patients across all payers

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

Patient panel by age, all payers

Median age 61

Patient panel by sex, all payers

  • Women43%
  • Men56%

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

Dr. Sally Arai wrote 532 Medicare Part D claims in 2024

In 2024, Dr. Arai wrote 532 Medicare Part D claims for 53 patients. 79% of them were for generic drugs. CMS names the drug for 353 of them, across 12 drugs with 11 or more claims each, at $1,338,264 in total drug cost. In 2023, CMS named 278 claims across 11 drugs.

Part D claims, 2024532
Drugs named by CMS12
Total drug cost$1.3M
Part D patients53

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

  • Generic420 claims79%
  • Brand-name112 claims21%

Dr. Arai'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. Arai's Part D claims, 2024

  • Antibiotics14%73 of 532 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: 2782024: 35327%

Drugs named by CMS: 12 in 2024, 11 in 2023.

See all prescribing by Dr. Arai

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. Sally Arai 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. Arai for performance year 2024, reported as part of a group. Dr. Arai accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Arai as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Dr. Arai's MIPS scores, performance year 2024

  • 89of 100Final score
  • 87.1of 100Quality
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities
  • 70of 100Cost

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

Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026

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Dr. Sally Arai has 130 publications on record

Dmand AI links 130 papers to Dr. Arai, published from 2002 to 2025. 2024 was the busiest year, with 11. The most frequent topics are Hematopoietic Stem Cell Transplantation, Graft vs Host Disease and Transplantation Conditioning. Dr. Arai has published most often in Blood. Dr. Arai's most frequent co-authors are David Bernard Miklos, MD, PhD, Robert Lowsky, MD and Robert Stuart Negrin, MD.

Papers130
Years published2002 to 2025

Dr. Arai's papers by year, 2016 to 2025

Topics Dr. Arai writes about most

  • Hematopoietic Stem Cell Transplantation
  • Graft vs Host Disease
  • Transplantation Conditioning
  • Transplantation, Homologous
  • Immunosuppressive Agents
  • Transplantation, Autologous
  • Bone Marrow Transplantation
  • Immunotherapy, Adoptive

Dr. Arai's most frequent co-authors

Recent publications by Dr. Arai

See all 130 publications and co-authors

See who Dr. Arai researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Arai works with, so you can find a warm path to the right hematology (internal medicine) physicians.

How network discovery works

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

Dr. Sally Arai has worked on 17 clinical trials

Dmand AI links Dr. Arai to 17 clinical trials, 11 of them phase 2 studies. Conditions studied include Graft vs Host Disease, Multiple Myeloma and Blood Protein Disorders. Stanford University sponsors the most, 9.

Clinical trials with Dr. Arai by phase

  1. 2Phase 1: 2 trials
  2. 2Phase 1/2: 2 trials
  3. 11Phase 2: 11 trials
  4. NonePhase 3: no trials
  5. NonePhase 4: no trials

Conditions in Dr. Arai's trials

  • Graft vs Host Disease
  • Multiple Myeloma
  • Blood Protein Disorders
  • Lymphoma
  • Hodgkin Disease

Investigators on the most trials with Dr. Arai

Recent clinical trials with Dr. Arai

See all 17 clinical trials and co-investigators

Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)

Dr. Sally Arai received $10,312 in industry payments from 2016 to 2025

CMS Open Payments shows 23 general payments to Dr. Arai from 8 drug and device companies from 2016 to 2025. Consulting fees make up the largest share, 64% of the total. Sanofi and Genzyme US Companies paid the most, $3,776.

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

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

$10.3Kin total
  • Consulting fees$6,60064%
  • Travel and lodging$2,55325%
  • Food and beverage$1,15911%

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

Share is of all general payments to this clinician.

See all payments to Dr. Arai

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

Dr. Sally Arai has 1 award and honors on record

Dmand AI lists 1 award for Dr. Arai, most recently CMS Stage 1 EHR in 2012.

Awards and honors for Dr. Arai

  1. 2012
    • CMS Stage 1 EHR

Source: Dmand AI Professional Profile Data

Dr. Sally Arai graduated from Geisel School Of Medicine At Dartmouth

Dr. Arai graduated from Geisel School Of Medicine At Dartmouth in 1991. Dr. Arai is a member of ASCO.

  1. Medical schoolGeisel School Of Medicine At Dartmouth
  2. Board certified in hematologyAmerican Board of Internal Medicine

Source: Dmand AI Professional Profile Data

Dr. Sally Arai accepts plans from 8 insurance carriers

Dr. Arai is in network with 8 carriers, including Elevance, Aetna and Blue Cross Blue Shield of Michigan. HMO plans come from the most carriers, 4. Check the plan with the practice before a visit.

  • Elevance
  • Aetna
  • Blue Cross Blue Shield of Michigan
  • HCSC
  • United Healthcare
  • Blue Cross and Blue Shield of Kansas City
  • CMS Medicare
  • NV State Medicaid

Plan types Dr. Arai accepts, by number of carriers

  1. HMO4
  2. Medicare4
  3. POS4
  4. PPO4
  5. EPO3
  6. Medicaid2

Source: Dmand AI Insurance Network Data

Sources for Dr. Sally Arai'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)Clinician Public Reporting: Overall MIPS Performance (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. Sally Arai

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. Sally Arai's NPI number?

Dr. Sally Arai's NPI number is 1881739530. It was assigned on February 20, 2007, and it is active in the NPI Registry.

What kind of doctor is Dr. Sally Arai?

Dr. Sally Arai is a hematology (internal medicine) physician in Stanford, California. The primary specialty in the NPI Registry is Hematology (Internal Medicine) Physician (taxonomy code 207RH0000X).

Where does Dr. Sally Arai practice?

Dr. Arai practices at 300 Pasteur Drive, Stanford, CA 94305. Dr. Arai's primary practice is Stanford Hospital at 300 Pasteur Drive in Stanford, California, part of Stanford University. Dmand AI also links Dr. Arai to 1 hospital and 1 medical group.

What is Dr. Sally Arai's office phone number?

The practice phone on file for Dr. Arai is (650) 723-4000.

What is Dr. Sally Arai's medical license number?

Dr. Arai's California license number on file is G87299, one of the licenses on file in 4 states.

Which states has Dr. Sally Arai been licensed in?

Dmand AI has state licenses on file for Dr. Arai in California (2004 to 2025), Illinois (2001 to 2005), Maryland (1999 to 2004) and New York (1994 to 2004).

Which hospitals is Dr. Sally Arai affiliated with?

Dr. Arai practices at Stanford Hospital at 300 Pasteur Drive in Stanford, California. Dr. Arai is also affiliated with Stanford Health Care Tri-Valley. Dmand AI links Dr. Arai to 1 more hospital.

What medical group is Dr. Sally Arai part of?

Dr. Arai is linked to Stanford Health Care. Dmand AI links Dr. Arai to 1 more medical group.

Does Dr. Sally Arai accept Medicare?

Yes. CMS data shows Dr. Arai billed Medicare for 339 services in 2024, and Dr. Arai accepts Medicare assignment.

Does Dr. Sally Arai offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Dr. Arai as offering telehealth services.

Show 11 more questionsShow fewer questions

What is Dr. Sally Arai's MIPS score?

Dr. Arai'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. Sally Arai see?

CMS counts 73 Medicare patients who saw Dr. Arai in 2024, with an average age of 68.

Is Dr. Sally Arai board certified?

Yes. Dr. Arai is board certified in hematology by the American Board of Internal Medicine.

What services does Dr. Sally Arai bill to Medicare?

In 2024, Dr. Arai's most billed Medicare services were hospital inpatient care (99232), office visit, established patient (99214) and office visit, established patient (99215).

Where did Dr. Sally Arai go to medical school?

Dr. Arai graduated from Geisel School Of Medicine At Dartmouth in 1991.

What drugs does Dr. Sally Arai prescribe most?

In 2024 Medicare Part D data, Dr. Arai's most prescribed drugs by claims were Acyclovir, Sulfamethoxazole-Trimethoprim and Atovaquone.

Has Dr. Sally Arai received payments from drug or device companies?

CMS Open Payments shows $10,312 in general payments to Dr. Arai from 8 companies from 2016 to 2025. The largest total came from Sanofi and Genzyme US Companies.

How long has Dr. Sally Arai been practicing?

Dr. Arai graduated from medical school in 1991, 35 years ago.

Does Dr. Sally Arai do research?

Dmand AI links 130 publications to Dr. Arai, published from 2002 to 2025. Dr. Arai has worked on 17 clinical trials.

Who does Dr. Sally Arai publish with?

Dr. Arai's most frequent co-authors are David Bernard Miklos, MD, PhD (38 shared papers), Robert Lowsky, MD (35 shared papers) and Robert Stuart Negrin, MD (33 shared papers).

What insurance does Dr. Sally Arai accept?

Dr. Arai is in network with 8 carriers, including Elevance, Aetna and Blue Cross Blue Shield of Michigan. HMO plans come from the most carriers, 4. Check the plan with the practice before a visit.

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