Dr. Nathan Robert Kubeldis, DO
- Medicare services, 2024
- 735
- Medicare patients, 2024
- 246
- Part D claims, 2024
- 253
- Hospital affiliations
- 7
- Industry payments
- $233
- Practice address
- 401 W Poplar St, Walla Walla, WA 99362
- Practice phone
- Call (509) 522-5900
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Kubeldis' 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. Nathan Robert Kubeldis is an internist in Apple Valley, California
Dr. Kubeldis practices at Providence St. Mary Medical Center in Walla Walla, Washington, part of Providence Health & Services.
Dr. Kubeldis' NPI, 1598291437, was assigned on May 11, 2017. Dr. Kubeldis graduated from Pcom in 2017. Dr. Kubeldis holds California license 20A18559.
- NPI
- 1598291437NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3072925197
- NPI enumeration date
- May 11, 2017
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (509) 522-5900
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 35
- Medical school graduation
- 2017
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Nathan Robert Kubeldis practices in Walla Walla and Apple Valley
Dr. Kubeldis' primary practice is Providence St. Mary Medical Center, at 401 W Poplar St, Walla Walla, WA 99362 in Walla Walla County. The practice phone is (509) 522-5900. Dr. Kubeldis also practices at Providence St Mary Medical Center, 18300 Hwy 18, Apple Valley, CA 92307.
- Providence St. Mary Medical CenterPrimary401 W Poplar St, Walla Walla, WA 99362 · Walla Walla CountyPhone(509) 522-5900
- Providence St Mary Medical Center18300 Hwy 18, Apple Valley, CA 92307 · San Bernardino CountyPhone(760) 242-2311
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; and Dmand AI Practice Data
Dr. Nathan Robert Kubeldis is affiliated with 7 sites of care and 7 medical groups
Dr. Kubeldis' primary practice is Providence St. Mary Medical Center in Walla Walla, Washington, part of Providence Health & Services. Dr. Kubeldis is also affiliated with Providence St. Mary Medical Center. The medical group on file is Inpatient Specialist of California PC. Dmand AI also links Dr. Kubeldis to 5 more hospitals and 6 medical groups, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Nathan Robert Kubeldis' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Kubeldis practices, 7 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Providence St. Mary Medical Center | Available with a free account |
| +6 more sites and 6 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
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Dr. Nathan Robert Kubeldis is one of 16,751 internists in California
Internal medicine is Dr. Kubeldis' primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Kubeldis is board certified in 2017 - 2027 by the AZ State License. Dr. Kubeldis is licensed in California.
Specialties and state licenses
- Internal medicine, CaliforniaPrimary
Clinical focus
Dmand AI lists acute respiratory failure, acute stomach ulcer, cardiac arrhythmia, heart attack, pneumonia and respiratory infection, seizures, sepsis and stroke among the conditions Dr. Kubeldis treats.
Internists near Dr. Kubeldis
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. Nathan Robert Kubeldis billed Medicare for 735 services in 2024
CMS data shows 735 Medicare services from Dr. Kubeldis across 4 procedure codes in 2024, for 246 Medicare patients. Medicare paid $52,563 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Kubeldis' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 9362024: 73521%
Dr. Kubeldis compared with the California median for internists, 2024
- Dr. Kubeldis
- California median
- Medicare services
- 735vs 3612.0 times
- Medicare patients
- 246vs 15163% above
- Part D claims
- 60vs 42186% below
Medians across 15,815 internists in California with Dmand AI profiles that report each measure.
Dr. Kubeldis' 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. Kubeldis?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Kubeldis and other internists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Nathan Robert Kubeldis treated 246 Medicare patients in 2024, average age 74
CMS counts 246 Medicare patients who saw Dr. Kubeldis in 2024. The largest group is 65 to 74, with 92 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 47% are also on Medicaid. Their average risk score is 3.18, 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. Kubeldis' median patient age at 67, with 58% women.
Dr. Kubeldis' Medicare patients by age, 2024
Dr. Kubeldis' Medicare patients by sex, 2024
- Women10844%
- Men13856%
Chronic conditions among Dr. Kubeldis' Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Diabetes54%
- Heart failure53%
- Ischemic heart disease48%
- Chronic kidney disease46%
- Arthritis45%
- Atrial fibrillation39%
Share of Medicare patients with each condition. A patient can have several.
Dr. Kubeldis' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 67
Patient panel by sex, all payers
- Women58%
- Men42%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Nathan Robert Kubeldis wrote 253 Medicare Part D claims in 2024
In 2024, Dr. Kubeldis wrote 253 Medicare Part D claims for 114 patients. 92% of them were for generic drugs. CMS names the drug for 60 of them, across 4 drugs with 11 or more claims each, at $467 in total drug cost. In 2023, CMS named 85 claims across 6 drugs.
Dr. Kubeldis' Part D claims by kind of drug, 2024
- Generic234 claims92%
- Brand-name and other19 claims8%
Dr. Kubeldis' 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. Kubeldis' Part D claims, 2024
- Antibiotics24%60 of 253 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: 852024: 6029%
Drugs named by CMS: 4 in 2024, 6 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. Nathan Robert Kubeldis takes part in Medicare
Dr. Kubeldis 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. Nathan Robert Kubeldis received $233 in industry payments from 2023 to 2025
CMS Open Payments shows 10 general payments to Dr. Kubeldis from 5 drug and device companies from 2023 to 2025. Food and beverage make up the largest share, 100% of the total. ZOLL Services LLC (A/K/A ZOLL LifeCor Corp) paid the most, $109.
General payments to Dr. Kubeldis by program year, 2023 to 2025
Companies that paid Dr. Kubeldis the most, 2023 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Nathan Robert Kubeldis graduated from Pcom
Dr. Kubeldis graduated from Pcom in 2017.
- Medical school
- Board certified in 2017 - 2027
- Board certified in 2020 - 2026
- Board certified in 2023 - 2026
- Board certified in 2020 - 2025
- Board certified in 2023 - 2027
- Board certified in 2020 - 2025
- Board certified in 2025 - 2027
- Board certified in current
Source: Dmand AI Professional Profile Data
Dr. Nathan Robert Kubeldis accepts plans from 19 insurance carriers
Dr. Kubeldis is in network with 19 carriers, including Blue Cross Blue Shield of Michigan, United Healthcare and HCSC. HMO plans come from the most carriers, 10. Check the plan with the practice before a visit.
- Blue Cross Blue Shield of Michigan
- United Healthcare
- HCSC
- Aetna
- Alliant Health Plans
- Blue Cross Blue Shield of Massachusetts
- Elevance
- Molina
- +11 more carriersWith a free account
Plan types Dr. Kubeldis accepts, by number of carriers
- HMO10
- PPO10
- Medicare7
- EPO3
- POS3
Source: Dmand AI Insurance Network Data
Sources for Dr. Nathan Robert Kubeldis'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 Affiliation DataDmand AI Practice 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) |
| 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. Nathan Robert Kubeldis
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. Nathan Robert Kubeldis' NPI number?
Dr. Nathan Robert Kubeldis' NPI number is 1598291437. It was assigned on May 11, 2017, and it is active in the NPI Registry.
What kind of doctor is Dr. Nathan Robert Kubeldis?
Dr. Nathan Robert Kubeldis is an internist in Apple Valley, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Nathan Robert Kubeldis practice?
Dr. Kubeldis practices at 401 W Poplar St, Walla Walla, WA 99362. Dr. Kubeldis also practices at 18300 Hwy 18, Apple Valley, CA 92307. Dr. Kubeldis' primary practice is Providence St. Mary Medical Center in Walla Walla, Washington, part of Providence Health & Services. Dmand AI also links Dr. Kubeldis to 5 hospitals and 6 medical groups.
What is Dr. Nathan Robert Kubeldis' office phone number?
The practice phone on file for Dr. Kubeldis is (509) 522-5900.
What is Dr. Nathan Robert Kubeldis' medical license number?
Dr. Kubeldis holds California license 20A18559.
Which hospitals is Dr. Nathan Robert Kubeldis affiliated with?
Dr. Kubeldis practices at Providence St. Mary Medical Center in Walla Walla, Washington. Dr. Kubeldis is also affiliated with Providence St. Mary Medical Center. Dmand AI links Dr. Kubeldis to 5 more hospitals.
What medical group is Dr. Nathan Robert Kubeldis part of?
Dr. Kubeldis is linked to Inpatient Specialist of California PC. Dmand AI links Dr. Kubeldis to 6 more medical groups.
Does Dr. Nathan Robert Kubeldis accept Medicare?
Yes. CMS data shows Dr. Kubeldis billed Medicare for 735 services in 2024, and Dr. Kubeldis accepts Medicare assignment.
How many Medicare patients does Dr. Nathan Robert Kubeldis see?
CMS counts 246 Medicare patients who saw Dr. Kubeldis in 2024, with an average age of 74.
Is Dr. Nathan Robert Kubeldis board certified?
Yes. Dr. Kubeldis is board certified in 2017 - 2027 by the AZ State License.
Show 6 more questionsShow fewer questions
What services does Dr. Nathan Robert Kubeldis bill to Medicare?
In 2024, Dr. Kubeldis' most billed Medicare services were hospital inpatient care (99232), hospital inpatient care (99238) and hospital inpatient care (99223).
Where did Dr. Nathan Robert Kubeldis go to medical school?
Dr. Kubeldis graduated from Pcom in 2017.
What drugs does Dr. Nathan Robert Kubeldis prescribe most?
In 2024 Medicare Part D data, Dr. Kubeldis' most prescribed drugs by claims were Atorvastatin Calcium, Cefdinir and Furosemide.
Has Dr. Nathan Robert Kubeldis received payments from drug or device companies?
CMS Open Payments shows $233 in general payments to Dr. Kubeldis from 5 companies from 2023 to 2025. The largest total came from ZOLL Services LLC (A/K/A ZOLL LifeCor Corp).
How long has Dr. Nathan Robert Kubeldis been practicing?
Dr. Kubeldis graduated from medical school in 2017, 9 years ago.
What insurance does Dr. Nathan Robert Kubeldis accept?
Dr. Kubeldis is in network with 19 carriers, including Blue Cross Blue Shield of Michigan, United Healthcare and HCSC. HMO plans come from the most carriers, 10. Check the plan with the practice before a visit.
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