Dr. Nelson Bunin, MD
- Medicare services, 2024
- 221
- Medicare patients, 2024
- 46
- Part D claims, 2018
- 321
- Hospital affiliations
- 3
- Insurance carriers
- 1
- Practice address
- 815 Pollard Rd, Los Gatos, CA 95032
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Cancer Center Los Gatos - HOPD
Acute Care Hospital outpatient department · Los Gatos, California
Find Dr. Bunin's professional email, personal email and mobile number
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Dr. Nelson Bunin is an internist in Los Gatos, California
Dr. Bunin practices at Cancer Center Los Gatos - HOPD in Los Gatos, California.
Dr. Bunin's NPI, 1508812363, was assigned on May 25, 2006. Dr. Bunin graduated from Ohio State College of Medicine in 1968. Dr. Bunin holds California license C31521.
- NPI
- 1508812363NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7911099908
- NPI enumeration date
- May 25, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 84
- Medical school graduation
- 1968
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Nelson Bunin practices at Cancer Center Los Gatos - HOPD in Los Gatos, California
Dr. Bunin's primary practice is Cancer Center Los Gatos - HOPD, at 815 Pollard Rd, Los Gatos, CA 95032.
- Cancer Center Los Gatos - HOPD815 Pollard Rd, Los Gatos, CA 95032
Source: Dmand AI Affiliation Data
Dr. Nelson Bunin is affiliated with 4 sites of care
Dr. Bunin's primary practice is Cancer Center Los Gatos - HOPD in Los Gatos, California. Dr. Bunin is also affiliated with Alta Bates Summit Medical Center. Dmand AI also links Dr. Bunin to 2 more hospitals, each named with a free account.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Nelson Bunin's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Bunin practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Cancer Center Los Gatos - HOPD | 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. Nelson Bunin is one of 16,751 internists in California
Internal medicine is Dr. Bunin's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dmand AI has Dr. Bunin's licenses on file in 3 states: California, Washington and Ohio.
Specialties and state licenses
- Internal medicine, CaliforniaPrimary
- Washington license
- Ohio license
Internists near Dr. Bunin
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
Dr. Nelson Bunin billed Medicare for 221 services in 2024
CMS data shows 221 Medicare services from Dr. Bunin across 2 procedure codes in 2024, for 46 Medicare patients. Medicare paid $14,237 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Bunin's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1972024: 22112%
Dr. Bunin compared with the California median for internists, 2024
- Dr. Bunin
- California median
- Medicare services
- 221vs 36139% below
- Medicare patients
- 46vs 15170% below
- Part D claims
- 321vs 42124% below
Medians across 15,815 internists in California with Dmand AI profiles that report each measure.
Dr. Bunin'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.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Bunin and other internists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Nelson Bunin treated 46 Medicare patients in 2024, average age 75
CMS counts 46 Medicare patients who saw Dr. Bunin in 2024. The largest group is 75 to 84, with 17 patients. 75% of them have high blood pressure, and 74% have high cholesterol. 35% are also on Medicaid. Their average risk score is 2.11, 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. Bunin's median patient age at 59, with 42% women.
Dr. Bunin's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Bunin's Medicare patients by sex, 2024
- Women2861%
- Men1839%
Chronic conditions among Dr. Bunin's Medicare patients, 2024
- High blood pressure75%
- High cholesterol74%
- Arthritis63%
- Atrial fibrillation46%
- Depression43%
- Mood disorders43%
- Stroke or TIA43%
- Chronic kidney disease39%
Share of Medicare patients with each condition. A patient can have several.
Dr. Bunin's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 59
Patient panel by sex, all payers
- Women42%
- Men53%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Nelson Bunin wrote 321 Medicare Part D claims in 2018
In 2018, Dr. Bunin wrote 321 Medicare Part D claims. They cover 12 drugs, with $4,798 in total drug cost. In 2017, CMS named 1,296 claims across 37 drugs.
Dr. Bunin's most prescribed drugs by claims, 2018
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, 2017 to 2018
- 2017
- 2018
- Claims for drugs CMS names
- 2017: 1,2962018: 32175%
Drugs named by CMS: 12 in 2018, 37 in 2017.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
How Dr. Nelson Bunin takes part in Medicare
Dr. Bunin 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. Nelson Bunin graduated from Ohio State College of Medicine
Dr. Bunin graduated from Ohio State College of Medicine in 1968.
- Medical school
Source: Dmand AI Professional Profile Data
Dr. Nelson Bunin accepts plans from 1 insurance carrier
Dr. Bunin is in network with 1 carrier, including CMS Medicare. Medicare plans come from the most carriers, 1. Check the plan with the practice before a visit.
- CMS Medicare
Source: Dmand AI Insurance Network Data
Sources for Dr. Nelson Bunin'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 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) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (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. Nelson Bunin
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. Nelson Bunin's NPI number?
Dr. Nelson Bunin's NPI number is 1508812363. It was assigned on May 25, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Nelson Bunin?
Dr. Nelson Bunin is an internist in Los Gatos, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Nelson Bunin practice?
Dr. Bunin practices at 815 Pollard Rd, Los Gatos, CA 95032. Dr. Bunin's primary practice is Cancer Center Los Gatos - HOPD in Los Gatos, California. Dmand AI also links Dr. Bunin to 2 hospitals.
What is Dr. Nelson Bunin's medical license number?
Dr. Bunin holds California license C31521, one of the licenses on file in 3 states.
Which states has Dr. Nelson Bunin been licensed in?
Dmand AI has state licenses on file for Dr. Bunin in California (1969 to 2026), Washington (1980 to 1992) and Ohio (1968 to 1976).
Which hospitals is Dr. Nelson Bunin affiliated with?
Dr. Bunin is affiliated with Alta Bates Summit Medical Center. Dmand AI links Dr. Bunin to 2 more hospitals.
Does Dr. Nelson Bunin accept Medicare?
Yes. CMS data shows Dr. Bunin billed Medicare for 221 services in 2024, and Dr. Bunin accepts Medicare assignment.
How many Medicare patients does Dr. Nelson Bunin see?
CMS counts 46 Medicare patients who saw Dr. Bunin in 2024, with an average age of 75.
What services does Dr. Nelson Bunin bill to Medicare?
In 2024, Dr. Bunin's most billed Medicare services were hospital inpatient care (99231) and hospital inpatient care (99223).
Where did Dr. Nelson Bunin go to medical school?
Dr. Bunin graduated from Ohio State College of Medicine in 1968.
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What drugs does Dr. Nelson Bunin prescribe most?
In 2018 Medicare Part D data, Dr. Bunin's most prescribed drugs by claims were Lisinopril, Atorvastatin Calcium and Amlodipine Besylate.
How long has Dr. Nelson Bunin been practicing?
Dr. Bunin graduated from medical school in 1968, 58 years ago.
What insurance does Dr. Nelson Bunin accept?
Dr. Bunin is in network with 1 carrier, including CMS Medicare. Medicare plans come from the most carriers, 1. Check the plan with the practice before a visit.
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