Antineoplastic Combined Chemotherapy ProtocolsButtocksLymphoma, B-Cell, Marginal Zone
Dr. Eric O. Gamboa, MD
NPI1396938536PAC ID2961672639
- Medicare services, 2024
- 1,645
- Medicare patients, 2024
- 456
- Part D claims, 2024
- 1,218
- Publications
- 1
- Hospital affiliations
- 3
- Practice address
- 888 Swift Blvd, Richland, WA 99352
- Practice phone
- Call (509) 946-4611
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Gamboa'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. Eric O. Gamboa is a hematologist and oncologist in Richland, Washington
Dr. Gamboa practices at Kadlec Regional Medical Center in Richland, Washington, part of Providence Health & Services.
Dr. Gamboa's NPI, 1396938536, was assigned on August 21, 2007. Dr. Gamboa holds Washington license MD60194697.
NPI and contact details
- NPI
- 1396938536NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2961672639
- NPI enumeration date
- August 21, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (509) 946-4611
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 49
- Medical school graduation
- 2003
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Eric O. Gamboa practices at Kadlec Regional Medical Center in Richland, Washington
Dr. Gamboa's primary practice is Kadlec Regional Medical Center, at 888 Swift Blvd, Richland, WA 99352 in Benton County. The practice phone is (509) 946-4611.
- Kadlec Regional Medical Center888 Swift Blvd, Richland, WA 99352 · Benton CountyPhone(509) 946-4611
Source: Dmand AI Affiliation Data
Dr. Eric O. Gamboa is affiliated with 6 sites of care and 2 medical groups
Dr. Gamboa's primary practice is Kadlec Regional Medical Center in Richland, Washington, part of Providence Health & Services. Dr. Gamboa is also affiliated with Good Shepherd Medical Center. The medical group on file is Kadlec Regional Medical Center. Dmand AI also links Dr. Gamboa to 1 more hospital, 2 group practices and clinics, 1 clinical lab and 1 medical group, each named with a free account. Dr. Gamboa's employer is on file too: a hospital.
Good Shepherd Medical CenterKadlec Regional Medical Center1 hospitalName with a free account2 group practices and clinicsNames with a free account1 clinical labName with a free account1 medical groupName with a free accountEmployer: hospitalName with a free account
See all 8 affiliations for Dr. GamboaSources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Eric O. Gamboa's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Gamboa practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Kadlec Regional Medical Center | Available with a free account |
| +5 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
See the EHR and IT leaders at every hospital where Dr. Gamboa practices
Dmand AI maps EHR vendors, IT decision makers and buying committees across Providence Health & Services and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Eric O. Gamboa is one of 348 hematologists and oncologists in Washington
Hematology and oncology is Dr. Gamboa's primary specialty in the NPI Registry, under taxonomy code 207RH0003X. Dr. Gamboa is licensed in Washington.
Specialties and state licenses
- Hematology and oncology, WashingtonPrimary
Hematologists and oncologists near Dr. Gamboa
Counts of hematologists and oncologists with a Dmand AI profile, by place and practice. Each opens the list.
348hematologists and oncologists in Washington
2hematologists and oncologists in Richland
2hematologists and oncologists at Kadlec Regional Medical CenterSources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Eric O. Gamboa billed Medicare for 1,645 services in 2024
CMS data shows 1,645 Medicare services from Dr. Gamboa across 7 procedure codes in 2024, for 456 Medicare patients. Medicare paid $104,851 for them.
Medicare services, 20241,645
Medicare patients456
Paid by Medicare$104,851
Procedure codes7
Dr. Gamboa's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1,2772024: 1,15210%
- Other services
- 2023: 02024: 278
- Surgery
- 2023: 2312024: 16230%
- Tests and treatments
- 2023: 672024: 5321%
Where Dr. Gamboa's Medicare services took place, 2024
- In an office1,56595%
- In a facility805%
Dr. Gamboa compared with the Washington median for hematologists and oncologists, 2024
- Dr. Gamboa
- Washington median
- Medicare services
- 1,645vs 5852.8 times
- Medicare patients
- 456vs 1822.5 times
- Part D claims
- 1,091vs 2833.9 times
Medians across 310 hematologists and oncologists in Washington with Dmand AI profiles that report each measure.
Dr. Gamboa'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.
Need commercial claims for Dr. Gamboa?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Gamboa and other hematologists and oncologists in Washington.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Eric O. Gamboa treated 456 Medicare patients in 2024, average age 75
CMS counts 456 Medicare patients who saw Dr. Gamboa in 2024. The largest group is 65 to 74, with 209 patients. 70% of them have high cholesterol, and 69% have high blood pressure. 11% are also on Medicaid. Their average risk score is 1.94, 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. Gamboa's median patient age at 72, with 54% women.
Medicare patients, 2024456
Average age75
Average risk score1.94
Also on Medicaid11%
Dr. Gamboa's Medicare patients by age, 2024
Dr. Gamboa's Medicare patients by sex, 2024
- Women24955%
- Men20745%
Chronic conditions among Dr. Gamboa's Medicare patients, 2024
- High cholesterol70%
- High blood pressure69%
- Cancer56%
- Arthritis48%
- Diabetes30%
- Chronic kidney disease27%
- Ischemic heart disease25%
- Mood disorders23%
Share of Medicare patients with each condition. A patient can have several.
Dr. Gamboa's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 72
Patient panel by sex, all payers
- Women54%
- Men46%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Eric O. Gamboa wrote 1,218 Medicare Part D claims in 2024
In 2024, Dr. Gamboa wrote 1,218 Medicare Part D claims for 240 patients. 83% of them were for generic drugs. CMS names the drug for 1,091 of them, across 27 drugs with 11 or more claims each, at $2,189,079 in total drug cost. In 2023, CMS named 989 claims across 23 drugs.
Part D claims, 20241,218
Drugs named by CMS27
Total drug cost$2.2M
Part D patients240
Dr. Gamboa's Part D claims by kind of drug, 2024
- Generic1,010 claims83%
- Brand-name and other208 claims17%
Dr. Gamboa'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. Gamboa's Part D claims, 2024
- Antibiotics2%24 of 1,218 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: 9892024: 1,09110%
Drugs named by CMS: 27 in 2024, 23 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. Eric O. Gamboa takes part in Medicare
Dr. Gamboa 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)
For MedTech and pharma teams
Find hematologists and oncologists like Dr. Gamboa by procedure volume and prescribing
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Dr. Eric O. Gamboa has 1 publication on record
Dmand AI links 1 paper to Dr. Gamboa in 2011. Dr. Gamboa's most frequent co-author is Mala Varma, MD.
Papers1
Dr. Gamboa's most frequent co-authors
Recent publications by Dr. Gamboa
See who Dr. Gamboa researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Gamboa 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. Eric O. Gamboa received $1,295 in industry payments from 2016 to 2021
CMS Open Payments shows 68 general payments to Dr. Gamboa from 24 drug and device companies from 2016 to 2021. Food and beverage make up the largest share, 94% of the total. Genentech, Inc. paid the most, $182.
General payments to Dr. Gamboa by program year, 2016 to 2021
General payments to Dr. Gamboa by kind, 2016 to 2021
$1.3Kin total
- Food and beverage$1,21494%
- Education$816%
Companies that paid Dr. Gamboa the most, 2016 to 2021
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Eric O. Gamboa'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 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) |
| 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) |
| 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. Eric O. Gamboa
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. Eric O. Gamboa's NPI number?
Dr. Eric O. Gamboa's NPI number is 1396938536. It was assigned on August 21, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Eric O. Gamboa?
Dr. Eric O. Gamboa is a hematologist and oncologist in Richland, Washington. The primary specialty in the NPI Registry is Hematology & Oncology Physician (taxonomy code 207RH0003X).
Where does Dr. Eric O. Gamboa practice?
Dr. Gamboa practices at 888 Swift Blvd, Richland, WA 99352. Dr. Gamboa's primary practice is Kadlec Regional Medical Center in Richland, Washington, part of Providence Health & Services. Dmand AI also links Dr. Gamboa to 1 hospital, 2 group practices and clinics, 1 clinical lab and 1 medical group.
What is Dr. Eric O. Gamboa's office phone number?
The practice phone on file for Dr. Gamboa is (509) 946-4611.
What is Dr. Eric O. Gamboa's medical license number?
Dr. Gamboa holds Washington license MD60194697.
Which hospitals is Dr. Eric O. Gamboa affiliated with?
Dr. Gamboa practices at Kadlec Regional Medical Center in Richland, Washington. Dr. Gamboa is also affiliated with Good Shepherd Medical Center. Dmand AI links Dr. Gamboa to 1 more hospital.
What medical group is Dr. Eric O. Gamboa part of?
Dr. Gamboa is linked to Kadlec Regional Medical Center. Dmand AI links Dr. Gamboa to 1 more medical group.
Does Dr. Eric O. Gamboa accept Medicare?
Yes. CMS data shows Dr. Gamboa billed Medicare for 1,645 services in 2024, and Dr. Gamboa accepts Medicare assignment.
How many Medicare patients does Dr. Eric O. Gamboa see?
CMS counts 456 Medicare patients who saw Dr. Gamboa in 2024, with an average age of 75.
What services does Dr. Eric O. Gamboa bill to Medicare?
In 2024, Dr. Gamboa's most billed Medicare services were office visit, established patient (99214), office visit, established patient (99215) and medicare service (G2211).
Show 5 more questionsShow fewer questions
What drugs does Dr. Eric O. Gamboa prescribe most?
In 2024 Medicare Part D data, Dr. Gamboa's most prescribed drugs by claims were Anastrozole, Prochlorperazine Maleate and Lidocaine-Prilocaine.
Has Dr. Eric O. Gamboa received payments from drug or device companies?
CMS Open Payments shows $1,295 in general payments to Dr. Gamboa from 24 companies from 2016 to 2021. The largest total came from Genentech, Inc.
How long has Dr. Eric O. Gamboa been practicing?
Dr. Gamboa graduated from medical school in 2003, 23 years ago.
Does Dr. Eric O. Gamboa do research?
Dmand AI links 1 publication to Dr. Gamboa.
Who does Dr. Eric O. Gamboa publish with?
Dr. Gamboa's most frequent co-authors are Mala Varma, MD (1 shared paper).
Selling to hematology and oncology practices?
See hematologists and oncologists in Washington by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card