NPPES file of Aug 9, 2026

Nilanjana Kothari

Internal Medicine Physician · Sun Lakes, AZ

Nilanjana Kothari is an internal medicine physician with a practice address in Sun Lakes, Arizona, and NPI 1477811479, issued on Apr 26, 2012. Check the license (Arizona 53629, as entered in NPPES) on the Arizona Medical Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1477811479
Name
Nilanjana Kothari
Primary taxonomy
Internal Medicine Physician 207R00000X
License numbers
53629 AZ
04-37235 KS
Self-reported in NPPES; status is on the state search
Practice location
10440 E Riggs RD Ste 160, Sun Lakes, AZ 85248
Phone
(480) 895-2049
Enumerated
Apr 26, 2012
Record last updated
Jul 16, 2020 (not updated in 6 years: call before relying on the address or phone)
Medicaid ID
303825 AZ
Medicare enrollment
Enrolled (PECOS I20170920001864); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 10440 E Riggs RD Ste 160

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Annie Dai, MDDermatology Physician1679152136

Verify Nilanjana Kothari in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersArizona Medical Board
    Search for license 53629
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Arizona license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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74% more Medicare Part D claims than the average internal medicine physician in 2024

5,514 Medicare Part D claims for 693 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 14 claims were for opioids.

  1. Nilanjana Kothari5,514
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium399 claims
  2. Levothyroxine Sodium338 claims
  3. Losartan Potassium310 claims
  4. Amlodipine Besylate290 claims
  5. Lisinopril210 claims
  6. Pantoprazole Sodium179 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: $335.50

16 payments; by number, the most common kind was food and beverage; the largest payer was Astellas Pharma US Inc. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Nilanjana Kothari$335.50
  2. Specialty average$1,303.06

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

  1. Associated Internists OF Ahwatukee PCPhoenix, AZ

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

3 internal medicine physician records list a practice address in Sun Lakes

They are 3 of the 74 NPPES records with a practice address in Sun Lakes, and 2,853 internal medicine physician records in Arizona.

Other internal medicine physician records in Arizona

  1. Daniel Aaronson, MDTucson, AZ1134865355
  2. Constantia Abarikwu, MDPhoenix, AZ1497832620
  3. Jaber Abawi, MDPayson, AZ1629038542
  4. Demsas Abay, MDPeoria, AZ1720312390
  5. Firas Abbas, M.D. M.P.H.Mesa, AZ1336481407
  6. Hassan Abbas, D.O.Mesa, AZ1477294775
  7. Jalal Abbas, M.D.Sun City West, AZ1205895034
  8. Tayeb Abbas, MDSun City West, AZ1093406795
  9. Hamed Abbaszadegan, MDPhoenix, AZ1407083579
  10. Kristopher Abbate, MDTucson, AZ1184112401

Common questions

What is Nilanjana Kothari's NPI number?

Nilanjana Kothari's National Provider Identifier (NPI) is 1477811479, issued on Apr 26, 2012. An NPI identifies a provider in billing; it is not a license.

Where is Nilanjana Kothari located?

The NPPES record lists a practice address at 10440 E Riggs RD Ste 160, Sun Lakes, AZ, 85248. Phone: (480) 895-2049. Providers update this record themselves, so call before visiting.

How can I verify Nilanjana Kothari's license?

NPPES lists Arizona license number 53629, 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 Nilanjana Kothari prescribe under Medicare Part D?

In 2024, Nilanjana Kothari had 5,514 Medicare Part D claims for 693 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.