Dr. Cory M. Kempton, DO

  • Phoenix, AZ
  • Nephrologist
NPI1548475932PAC ID5193805190
Medicare services, 2024
2,029
Medicare patients, 2024
377
Part D claims, 2024
1,987
Hospital affiliations
4
Industry payments
$991
Practice address
8410 West Thomas Road, Building 1, Suite 100, Phoenix, AZ 85037
Practice phone
Call (623) 247-0808
Professional email
Get professional email
Personal email
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Mobile number
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Social profiles

Primary practice

DaVita Estrella Dialysis Center

Dialysis Center - Independent · Phoenix, Arizona

See all 13 affiliations

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Dr. Cory M. Kempton is a nephrologist in Phoenix, Arizona

Dr. Kempton practices at DaVita Estrella Dialysis Center in Phoenix, Arizona.

Dr. Kempton's NPI, 1548475932, was assigned on May 11, 2007. Dr. Kempton graduated from Kansas City University of Physicians and Surgeons in 2004. Dr. Kempton holds Arizona license 5377.

NPI and contact details
Medicare PAC ID
5193805190
NPI enumeration date
May 11, 2007
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(623) 247-0808
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Male
Estimated age
48
Medical school graduation
2004

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

Dr. Cory M. Kempton practices at DaVita Estrella Dialysis Center in Phoenix, Arizona

Dr. Kempton's primary practice is DaVita Estrella Dialysis Center, at 8410 West Thomas Road, Building 1, Suite 100, Phoenix, AZ 85037 in Maricopa County. The practice phone is (623) 247-0808.

  • DaVita Estrella Dialysis Center
    8410 West Thomas Road, Building 1, Suite 100, Phoenix, AZ 85037 · Maricopa CountyPhone(623) 247-0808

Source: Dmand AI Affiliation Data

Dr. Cory M. Kempton is affiliated with 10 sites of care and 3 medical groups

Dr. Kempton's primary practice is DaVita Estrella Dialysis Center in Phoenix, Arizona. Dr. Kempton is also affiliated with Dignity Health St. Joseph's Hospital and Medical Center. The medical group on file is Southwest Kidney Institute. Dmand AI also links Dr. Kempton to 3 more hospitals, 3 dialysis centers, 2 group practices and clinics and 2 medical groups, each named with a free account.

See all 13 affiliations for Dr. Kempton

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

Dmand AI tracks the EHR system at Dr. Cory M. Kempton's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Kempton practices, 10 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
DaVita Estrella Dialysis CenterAvailable with a free account
+9 more sites and 2 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Cory M. Kempton is one of 268 nephrologists in Arizona

Nephrology is Dr. Kempton's primary specialty in the NPI Registry, under taxonomy code 207RN0300X. Dmand AI has Dr. Kempton's licenses on file in 2 states: Arizona and Texas.

Specialties and state licenses

  • Nephrology, ArizonaPrimaryLicense 5377 · taxonomy 207RN0300X
  • Internal medicine, TexasLicense M5790 · taxonomy 207R00000X

Nephrologists near Dr. Kempton

Counts of nephrologists 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. Cory M. Kempton billed Medicare for 2,029 services in 2024

CMS data shows 2,029 Medicare services from Dr. Kempton across 12 procedure codes in 2024, for 377 Medicare patients. Medicare paid $175,750 for them.

Medicare services, 20242,029
Medicare patients377
Paid by Medicare$175,750
Procedure codes12

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

  • 2023
  • 2024
Office and hospital visits
2023: 9312024: 1,30840%
Other services
2023: 02024: 361
Tests and treatments
2023: 3752024: 3604%
Lab and pathology
2023: 382024: 0100%
Surgery
2023: 212024: 0100%

Where Dr. Kempton's Medicare services took place, 2024

  • In an office1,50874%
  • In a facility52126%

Dr. Kempton compared with the Arizona median for nephrologists, 2024

  • Dr. Kempton
  • Arizona median
Medicare services
2,029vs 1,45939% above
Medicare patients
377vs 4016% below
Part D claims
1,796vs 8402.1 times

Medians across 272 nephrologists in Arizona with Dmand AI profiles that report each measure.

Dr. Kempton'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. Kempton

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

Dr. Cory M. Kempton treated 377 Medicare patients in 2024, average age 74

CMS counts 377 Medicare patients who saw Dr. Kempton in 2024. The largest group is 75 to 84, with 160 patients. 75% of them have chronic kidney disease, and 75% have high blood pressure. 23% are also on Medicaid. Their average risk score is 3.63, 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. Kempton's median patient age at 69, with 56% women.

Medicare patients, 2024377
Average age74
Average risk score3.63
Also on Medicaid23%

Dr. Kempton's Medicare patients by age, 2024

Dr. Kempton's Medicare patients by sex, 2024

  • Women17747%
  • Men20053%

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

  1. Chronic kidney disease75%
  2. High blood pressure75%
  3. High cholesterol75%
  4. Diabetes63%
  5. Ischemic heart disease48%
  6. Arthritis47%
  7. Heart failure43%
  8. Atrial fibrillation29%

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

Dr. Kempton'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

  • Women56%
  • Men43%

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

Dr. Cory M. Kempton wrote 1,987 Medicare Part D claims in 2024

In 2024, Dr. Kempton wrote 1,987 Medicare Part D claims for 385 patients. 89% of them were for generic drugs. CMS names the drug for 1,796 of them, across 27 drugs with 11 or more claims each, at $178,185 in total drug cost. In 2023, CMS named 1,826 claims across 29 drugs.

Part D claims, 20241,987
Drugs named by CMS27
Total drug cost$178,185
Part D patients385

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

  • Generic1,767 claims89%
  • Brand-name220 claims11%

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

  • Antibiotics3%60 of 1,987 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: 1,8262024: 1,7962%

Drugs named by CMS: 27 in 2024, 29 in 2023.

See all prescribing by Dr. Kempton

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. Cory M. Kempton offers telehealth to Medicare patients

Dr. Kempton accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Kempton as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Source: Doctors and Clinicians National Downloadable File (CMS)

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Dr. Cory M. Kempton received $991 in industry payments from 2016 to 2025

CMS Open Payments shows 46 general payments to Dr. Kempton from 17 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 94% of the total. Amgen Inc. paid the most, $130.

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

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

$991in total
  • Food and beverage$92894%
  • Education$636%

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

Share is of all general payments to this clinician.

See all payments to Dr. Kempton

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

Dr. Cory M. Kempton graduated from Kansas City University of Physicians and Surgeons

Dr. Kempton graduated from Kansas City University of Physicians and Surgeons in 2004.

  1. Medical schoolKansas City University of Physicians and Surgeons

Source: Dmand AI Professional Profile Data

Sources for Dr. Cory M. Kempton'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)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile 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. Cory M. Kempton

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. Cory M. Kempton's NPI number?

Dr. Cory M. Kempton's NPI number is 1548475932. It was assigned on May 11, 2007, and it is active in the NPI Registry.

What kind of doctor is Dr. Cory M. Kempton?

Dr. Cory M. Kempton is a nephrologist in Phoenix, Arizona. The primary specialty in the NPI Registry is Nephrology Physician (taxonomy code 207RN0300X).

Where does Dr. Cory M. Kempton practice?

Dr. Kempton practices at 8410 West Thomas Road, Building 1, Suite 100, Phoenix, AZ 85037. Dr. Kempton's primary practice is DaVita Estrella Dialysis Center in Phoenix, Arizona. Dmand AI also links Dr. Kempton to 3 hospitals, 3 dialysis centers, 2 group practices and clinics and 2 medical groups.

What is Dr. Cory M. Kempton's office phone number?

The practice phone on file for Dr. Kempton is (623) 247-0808.

What is Dr. Cory M. Kempton's medical license number?

Dr. Kempton holds Arizona license 5377, one of the licenses on file in 2 states.

Which states has Dr. Cory M. Kempton been licensed in?

Dmand AI has state licenses on file for Dr. Kempton in Arizona and Texas.

Which hospitals is Dr. Cory M. Kempton affiliated with?

Dr. Kempton is affiliated with Dignity Health St. Joseph's Hospital and Medical Center. Dmand AI links Dr. Kempton to 3 more hospitals.

What medical group is Dr. Cory M. Kempton part of?

Dr. Kempton is linked to Southwest Kidney Institute. Dmand AI links Dr. Kempton to 2 more medical groups.

Does Dr. Cory M. Kempton accept Medicare?

Yes. CMS data shows Dr. Kempton billed Medicare for 2,029 services in 2024, and Dr. Kempton accepts Medicare assignment.

Does Dr. Cory M. Kempton offer telehealth?

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

Show 6 more questionsShow fewer questions

How many Medicare patients does Dr. Cory M. Kempton see?

CMS counts 377 Medicare patients who saw Dr. Kempton in 2024, with an average age of 74.

What services does Dr. Cory M. Kempton bill to Medicare?

In 2024, Dr. Kempton's most billed Medicare services were office visit, established patient (99214), medicare service (G2211) and hospital inpatient care (99232).

Where did Dr. Cory M. Kempton go to medical school?

Dr. Kempton graduated from Kansas City University of Physicians and Surgeons in 2004.

What drugs does Dr. Cory M. Kempton prescribe most?

In 2024 Medicare Part D data, Dr. Kempton's most prescribed drugs by claims were Lisinopril, Furosemide and Amlodipine Besylate.

Has Dr. Cory M. Kempton received payments from drug or device companies?

CMS Open Payments shows $991 in general payments to Dr. Kempton from 17 companies from 2016 to 2025. The largest total came from Amgen Inc.

How long has Dr. Cory M. Kempton been practicing?

Dr. Kempton graduated from medical school in 2004, 22 years ago.

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