Sumi Sukumaran Nair, MD
Nephrology Physician · Scottsdale, AZ
Sumi Sukumaran Nair, MD is a nephrology physician with a practice address in Scottsdale, Arizona, and NPI 1063663920, issued on Oct 8, 2008. Check the license (Arizona 49000, as entered in NPPES) on the Arizona Medical Board; the Medicare figures below come from public CMS files.
- Name
- Sumi Sukumaran Nair
- Credential
- MD
- Primary taxonomy
- Nephrology Physician 207RN0300X
- License number
- 49000 AZ
Self-reported in NPPES; status is on the state search - Practice location
- 13400 E Shea Blvd, Scottsdale, AZ 85259
- Phone
- (480) 301-8000
- Enumerated
- Oct 8, 2008
- Record last updated
- May 17, 2022
- Medicare enrollment
- Enrolled (PECOS I20150714002207); 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 13400 E Shea Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Sumi Sukumaran Nair in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersArizona Medical Board
Search for license 49000Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
77% fewer Medicare Part D claims than the average nephrology physician in 2024
342 Medicare Part D claims for 118 beneficiaries, against an average of 1,465 among the 10,986 providers of this specialty who prescribed in Part D. Brand-name drugs were 6% of claims.
Most prescribed
- Fluconazole89 claims
- Sulfamethoxazole-Trimethoprim60 claims
- Valganciclovir Hcl25 claims
- Prednisone15 claims
- Carvedilol11 claims
- Gavilyte-G11 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 78.6 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Mayo Clinic ArizonaScottsdale, AZ
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Sumi Sukumaran Nair among 278 nephrology physician records in Arizona
Sumi Sukumaran Nair, 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 2008, is newer than 63% of them.
- NPI issued2008 · 63% of these records are older, 29% newer
- In a Medicare fileYes · 90% of these records are
- In the CMS Doctors and Clinicians fileYes · 82% of these records are
- Graduated2005 · median 2001 among the 229 with a school on file
- Record last updated2022 · 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 Scottsdale → Nephrology Physician nationwide →
The 8 nephrology physician records with the nearest ZIP codes
- Sami Alasfar, M.D.Scottsdale, AZ 852591447489000
- Evamaria Anvari, MDScottsdale, AZ 852591558524330
- Bhavna Bhasin-Chhabra, MDScottsdale, AZ 852591295993715
- Pooja Budhiraja, M.DScottsdale, AZ 852591457555955
- Irvin Cohen, M.D.Scottsdale, AZ 852591235112327
- Raymond Heilman, M.D.Scottsdale, AZ 852591518940253
- Mira Keddis, MDScottsdale, AZ 852591184743031
- Lavanya Kodali, MDScottsdale, AZ 852591225254899
Common questions
What is Sumi Sukumaran Nair, MD's NPI number?
Sumi Sukumaran Nair, MD's National Provider Identifier (NPI) is 1063663920, issued on Oct 8, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Sumi Sukumaran Nair, MD located?
The NPPES record lists a practice address at 13400 E Shea Blvd, Scottsdale, AZ, 85259. Phone: (480) 301-8000. Providers update this record themselves, so call before visiting.
How can I verify Sumi Sukumaran Nair, MD's license?
NPPES lists Arizona license number 49000, 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 Sumi Sukumaran Nair, MD prescribe under Medicare Part D?
In 2024, Sumi Sukumaran Nair, MD had 342 Medicare Part D claims for 118 beneficiaries; the average among nephrology physician prescribers was 1,465. Part D covers Medicare prescriptions only.
What is Sumi Sukumaran Nair, MD's MIPS final score?
The 2023 MIPS final score is 78.6 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.