Kariappa Appachu, MD
Nephrology Physician · Tempe, AZ
Kariappa Appachu, MD is a nephrology physician with a practice address in Tempe, Arizona, and NPI 1942504683, issued on Jan 10, 2011. Check the license (Arizona 49051, as entered in NPPES) on the Arizona Medical Board; the Medicare figures below come from public CMS files.
- Name
- Kariappa Appachu
- Credential
- MD
- Primary taxonomy
- Nephrology Physician 207RN0300X
- License number
- 49051 AZ
Self-reported in NPPES; status is on the state search - Practice location
- 2149 E Warner RD Ste 101, Tempe, AZ 85284
- Phone
- (480) 610-6100
- Enumerated
- Jan 10, 2011
- Record last updated
- Aug 11, 2014 (not updated in 12 years: call before relying on the address or phone)
- Fax
- (480) 464-0189
- Medicare enrollment
- Enrolled (PECOS I20140807002534); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest nephrology physician records → All 278 in Arizona → Look up another NPI →
Also registered at 2149 E Warner RD Ste 101
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Saher Aslam, MDNephrology Physician1174180053
- Jeffrey Beaird, PA-CPhysician Assistant1821415621
- Rajan Kapoor, MBBSNephrology Physician1376881177
- Meenakshi Sambharia, MBBSNephrology Physician1346623055
- Breazi White, FNPFamily Nurse Practitioner1043149289
Verify Kariappa Appachu in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersArizona Medical Board
Search for license 49051Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
56% more Medicare Part D claims than the average nephrology physician in 2024
2,292 Medicare Part D claims for 403 beneficiaries, against an average of 1,465 among the 10,986 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims.
Most prescribed
- Furosemide184 claims
- Calcitriol166 claims
- Losartan Potassium145 claims
- Famotidine141 claims
- Amlodipine Besylate129 claims
- Allopurinol111 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $612.10
20 payments; by number, the most common kind was food and beverage; the largest payer was Travere Therapeutics, Inc. The 8,230 providers of this specialty with any payment received $3,091.37 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Southwest Kidney Institute PLCCarefree, AZ
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Kariappa Appachu among 278 nephrology physician records in Arizona
Kariappa Appachu, MD is one of 278 nephrology physician records with a practice address in Arizona. 90% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 79% of them.
- NPI issued2011 · 79% of these records are older, 19% newer
- In a Medicare fileYes · 90% of these records are
- In the CMS Doctors and Clinicians fileYes · 82% of these records are
- Graduated2007 · median 2001 among the 229 with a school on file
- Record last updated2014 · 66% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RN0300X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Nephrology Physician providers in Arizona
There are 278 nephrology physician records in Arizona.
All 278 in Arizona → Every provider in Tempe → Nephrology Physician nationwide →
The 8 nephrology physician records with the nearest ZIP codes
- Saher Aslam, MDTempe, AZ 852841174180053
- Kerry Cooper, M.D.Tempe, AZ 852841912970799
- Rajan Kapoor, MBBSTempe, AZ 852841376881177
- Pradeep Mehra, M.D.Tempe, AZ 852841447299474
- Clyde Mendonca, MDTempe, AZ 852841710919246
- Edward Park, DOTempe, AZ 852841497783971
- Shailesh Patel, D.O.Tempe, AZ 852841144274861
- Anup Rai, M.D.Tempe, AZ 852841316992043
Common questions
What is Kariappa Appachu, MD's NPI number?
Kariappa Appachu, MD's National Provider Identifier (NPI) is 1942504683, issued on Jan 10, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Kariappa Appachu, MD located?
The NPPES record lists a practice address at 2149 E Warner RD Ste 101, Tempe, AZ, 85284. Phone: (480) 610-6100. Providers update this record themselves, so call before visiting.
How can I verify Kariappa Appachu, MD's license?
NPPES lists Arizona license number 49051, as entered by the provider. Search the Arizona Medical Board at https://www.azmd.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Kariappa Appachu, MD prescribe under Medicare Part D?
In 2024, Kariappa Appachu, MD had 2,292 Medicare Part D claims for 403 beneficiaries; the average among nephrology physician prescribers was 1,465. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.