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Dr. Stephen Yee, MD
NPI1528078185PAC ID4587737986
- Medicare services, 2022
- 44
- Part D claims, 2024
- 256
- Publications
- 3
- Hospital affiliations
- 3
- Industry payments
- $1,217
- Practice address
- 1411 East 31st Street, Oakland, CA 94602
- Practice phone
- Call (510) 437-4800
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Yee'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.
Dr. Stephen Yee is a hematologist and oncologist in Oakland, California
Dr. Yee practices at Alameda Health System - Highland Hospital in Oakland, California, part of Alameda County.
Dr. Yee's NPI, 1528078185, was assigned on August 8, 2006. Dr. Yee graduated from UCSF School of Medicine in 1979. Dr. Yee holds California license G42840.
NPI and contact details
- NPI
- 1528078185NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4587737986
- NPI enumeration date
- August 8, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (510) 437-4800
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 73
- Medical school graduation
- 1979
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Stephen Yee practices at Alameda Health System - Highland Hospital in Oakland, California
Dr. Yee's primary practice is Alameda Health System - Highland Hospital, at 1411 East 31st Street, Oakland, CA 94602 in Alameda County. The practice phone is (510) 437-4800.
- Alameda Health System - Highland Hospital1411 East 31st Street, Oakland, CA 94602 · Alameda CountyPhone(510) 437-4800
Source: Dmand AI Affiliation Data
Dr. Stephen Yee is affiliated with 4 sites of care and 1 medical group
Dr. Yee's primary practice is Alameda Health System - Highland Hospital in Oakland, California, part of Alameda County. Dr. Yee is also affiliated with Alta Bates Summit Medical Center | Alta Bates Campus. The medical group on file is Alameda Health System. Dmand AI also links Dr. Yee to 1 more hospital and 1 community health center, each named with a free account. Dr. Yee's employer is on file too: a hospital.
Alta Bates Summit Medical Center | Alta Bates CampusAlameda Health System1 hospitalName with a free account1 community health centerName with a free accountEmployer: hospitalName with a free account
See all 5 affiliations for Dr. YeeSources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Stephen Yee's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Yee practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Alameda Health System - Highland Hospital | Available with a free account |
| +3 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Stephen Yee is one of 1,502 hematologists and oncologists in California
Hematology and oncology is Dr. Yee's primary specialty in the NPI Registry, under taxonomy code 207RH0003X. Dr. Yee is board certified in internal medicine by the American Board of Internal Medicine. Dr. Yee is licensed in California.
Specialties and state licenses
- Hematology and oncology, CaliforniaPrimary
Clinical focus
Dmand AI lists breast cancer, chronic anemia, chronic leukemia, colorectal cancer, deep vein thrombosis (DVT), lung cancer and multiple myeloma among the conditions Dr. Yee treats.
Hematologists and oncologists near Dr. Yee
Counts of hematologists and oncologists with a Dmand AI profile, by place and practice. Each opens the list.
1,502hematologists and oncologists in California
7hematologists and oncologists in Oakland
3hematologists and oncologists at Alameda Health System - Highland HospitalSources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Stephen Yee billed Medicare for 44 services in 2022
CMS data shows 44 Medicare services from Dr. Yee across 1 procedure code in 2022, all of them office visits. Medicare paid $1,657 for them. Every service was in a facility, such as a hospital, rather than an office.
Medicare services, 202244
Paid by Medicare$1,657
Procedure codes1
Dr. Yee's Medicare services by type, 2021 to 2022
- 2021
- 2022
- Office and hospital visits
- 2021: 2722022: 4484%
Dr. Yee compared with the California median for hematologists and oncologists, 2022
- Dr. Yee
- California median
- Medicare services
- 44vs 93295% below
- Part D claims
- 149vs 39462% below
Medians across 1,367 hematologists and oncologists in California with Dmand AI profiles that report each measure.
Dr. Yee's most billed Medicare procedure codes, 2022
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 Dr. Yee?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Yee and other hematologists and oncologists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Stephen Yee's patients have a median age of 69
Across all payers, Dmand AI patient panel data puts Dr. Yee's median patient age at 69, with 63% women.
Dr. Yee's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 69
Patient panel by sex, all payers
- Women63%
- Men34%
Source: Dmand AI Patient Panel Data
Dr. Stephen Yee wrote 256 Medicare Part D claims in 2024
In 2024, Dr. Yee wrote 256 Medicare Part D claims for 33 patients. 70% of them were for generic drugs. CMS names the drug for 149 of them, across 9 drugs with 11 or more claims each, at $802,130 in total drug cost. In 2023, CMS named 183 claims across 11 drugs.
Part D claims, 2024256
Drugs named by CMS9
Total drug cost$802,130
Part D patients33
Dr. Yee's Part D claims by kind of drug, 2024
- Generic179 claims70%
- Brand-name77 claims30%
Dr. Yee'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: 1832024: 14919%
Drugs named by CMS: 9 in 2024, 11 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 Dr. Stephen Yee takes part in Medicare
Dr. Yee 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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Dr. Stephen Yee has 3 publications on record
Dmand AI links 3 papers to Dr. Yee, published from 2013 to 2016. Dr. Yee's most frequent co-authors are Taft P. Bhuket, MD, Chuck Chan, DO and Colin Hill, MD.
Papers3
Years published2013 to 2016
Dr. Yee's most frequent co-authors
Recent publications by Dr. Yee
See who Dr. Yee researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Yee works with, so you can find a warm path to the right hematologists and oncologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Stephen Yee received $1,217 in industry payments from 2016 to 2025
CMS Open Payments shows 21 general payments to Dr. Yee from 12 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 91% of the total. Gilead Sciences, Inc. paid the most, $541.
General payments to Dr. Yee by program year, 2016 to 2025
General payments to Dr. Yee by kind, 2016 to 2025
$1.2Kin total
- Food and beverage$1,10691%
- Education$1119%
Companies that paid Dr. Yee the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Stephen Yee graduated from UCSF School of Medicine
Dr. Yee graduated from UCSF School of Medicine in 1979.
- Medical school
- Board certified in internal medicine
Source: Dmand AI Professional Profile Data
Dr. Stephen Yee accepts plans from 12 insurance carriers
Dr. Yee is in network with 12 carriers, including Elevance, United Healthcare and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 7. Check the plan with the practice before a visit.
- Elevance
- United Healthcare
- Blue Cross Blue Shield of Michigan
- Aetna
- Blue Cross Blue Shield of Massachusetts
- HCSC
- Regence Health Plans
- Alliant Health Plans
- +4 more carriersWith a free account
Plan types Dr. Yee accepts, by number of carriers
- PPO7
- Medicare6
- HMO5
- POS4
- EPO3
Source: Dmand AI Insurance Network Data
Sources for Dr. Stephen Yee'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 | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand 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 Data |
| 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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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 Dr. Stephen Yee
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. Stephen Yee's NPI number?
Dr. Stephen Yee's NPI number is 1528078185. It was assigned on August 8, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Stephen Yee?
Dr. Stephen Yee is a hematologist and oncologist in Oakland, California. The primary specialty in the NPI Registry is Hematology & Oncology Physician (taxonomy code 207RH0003X).
Where does Dr. Stephen Yee practice?
Dr. Yee practices at 1411 East 31st Street, Oakland, CA 94602. Dr. Yee's primary practice is Alameda Health System - Highland Hospital in Oakland, California, part of Alameda County. Dmand AI also links Dr. Yee to 1 hospital and 1 community health center.
What is Dr. Stephen Yee's office phone number?
The practice phone on file for Dr. Yee is (510) 437-4800.
What is Dr. Stephen Yee's medical license number?
Dr. Yee holds California license G42840.
Which hospitals is Dr. Stephen Yee affiliated with?
Dr. Yee practices at Alameda Health System - Highland Hospital in Oakland, California. Dr. Yee is also affiliated with Alta Bates Summit Medical Center | Alta Bates Campus. Dmand AI links Dr. Yee to 1 more hospital.
What medical group is Dr. Stephen Yee part of?
Dr. Yee is linked to Alameda Health System.
Does Dr. Stephen Yee accept Medicare?
Yes. CMS data shows Dr. Yee billed Medicare for 44 services in 2022, and Dr. Yee accepts Medicare assignment.
Is Dr. Stephen Yee board certified?
Yes. Dr. Yee is board certified in internal medicine by the American Board of Internal Medicine.
What services does Dr. Stephen Yee bill to Medicare?
In 2022, Dr. Yee's most billed Medicare services were office visit, established patient (99214).
Show 7 more questionsShow fewer questions
Where did Dr. Stephen Yee go to medical school?
Dr. Yee graduated from UCSF School of Medicine in 1979.
What drugs does Dr. Stephen Yee prescribe most?
In 2024 Medicare Part D data, Dr. Yee's most prescribed drugs by claims were Letrozole, Ondansetron HCl and Anagrelide HCl.
Has Dr. Stephen Yee received payments from drug or device companies?
CMS Open Payments shows $1,217 in general payments to Dr. Yee from 12 companies from 2016 to 2025. The largest total came from Gilead Sciences, Inc.
How long has Dr. Stephen Yee been practicing?
Dr. Yee graduated from medical school in 1979, 47 years ago.
Does Dr. Stephen Yee do research?
Dmand AI links 3 publications to Dr. Yee, published from 2013 to 2016.
Who does Dr. Stephen Yee publish with?
Dr. Yee's most frequent co-authors are Taft P. Bhuket, MD (1 shared paper), Chuck Chan, DO (1 shared paper) and Colin Hill, MD (1 shared paper).
What insurance does Dr. Stephen Yee accept?
Dr. Yee is in network with 12 carriers, including Elevance, United Healthcare and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 7. Check the plan with the practice before a visit.
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