Registry data as of Aug 27, 2026

Rachna Unnithan, MD

Endocrinology, Diabetes & Metabolism Physician · Madison, WI

Rachna Unnithan, MD is an endocrinology, diabetes & metabolism physician with a practice address in Madison, Wisconsin, and NPI 1598115255, issued on Jun 14, 2016. Check the license (Wisconsin 68914-20, as entered in NPPES) on the Wisconsin Medical Examining Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1598115255
Name
Rachna Unnithan
Credential
MD
Primary taxonomy
Endocrinology, Diabetes & Metabolism Physician 207RE0101X
License numbers
68914-20 WI
68914 WI
Self-reported in NPPES; status is on the state search
Practice location
1821 S Stoughton RD, Madison, WI 53716
Phone
(608) 260-6000
Enumerated
Jun 14, 2016
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 1821 S Stoughton RD

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

  1. Robert Alt, MDInternal Medicine Physician1578500872
  2. Darcey Amundson, PA-CPhysician Assistant1588691398
  3. Richard Armstrong, MDInternal Medicine Physician1689774523
  4. Wendy Arrington, O.D.Optometrist1750394334
  5. Bhawani Ballamudi, M.D.Psychiatry Physician1831148691
  6. Zachary Barber, PTPhysical Therapist1609054212

Verify Rachna Unnithan in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWisconsin Medical Examining Board
    Search for license 68914-20
    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 Wisconsin 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.

39% fewer Medicare Part D claims than the average endocrinology, diabetes & metabolism physician in 2024

1,664 Medicare Part D claims for 250 beneficiaries, against an average of 2,739 among the 6,176 providers of this specialty who prescribed in Part D. Brand-name drugs were 58% of claims.

  1. Rachna Unnithan1,664
  2. Specialty average2,739

Most prescribed

  1. Levothyroxine Sodium223 claims
  2. Ozempic103 claims
  3. Alendronate Sodium99 claims
  4. Lantus Solostar94 claims
  5. Methimazole57 claims
  6. Mounjaro56 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.

One hospital or facility affiliation

  1. Dean Health Systems IncMadison, WI

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Endocrinology, Diabetes & Metabolism Physician providers in Wisconsin

There are 144 endocrinology, diabetes & metabolism physician records in Wisconsin.

Other endocrinology, diabetes & metabolism physician records in Wisconsin

  1. Laura Andrews, MDMenasha, WI1548254535
  2. Rishika Anil, MDMilwaukee, WI1548948904
  3. Arnold Asp, MDLa Crosse, WI1700888922
  4. Pamela Baeten, M.D.Green Bay, WI1932102787
  5. Adrienne Barnosky, D.O.Wauwatosa, WI1215149414
  6. Jaspreet Batth, MDSheboygan, WI1982211181
  7. Paul Bekx, MDMonroe, WI1902857634
  8. Maria Bernal Riera, MDMadison, WI1144872425
  9. Shankar Bettadahalli, M.DMarshfield, WI1740449099
  10. Charles Bingham, MDEau Claire, WI1639135619

Common questions

What is Rachna Unnithan, MD's NPI number?

Rachna Unnithan, MD's National Provider Identifier (NPI) is 1598115255, issued on Jun 14, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Rachna Unnithan, MD located?

The NPPES record lists a practice address at 1821 S Stoughton RD, Madison, WI, 53716. Phone: (608) 260-6000. Providers update this record themselves, so call before visiting.

How can I verify Rachna Unnithan, MD's license?

NPPES lists Wisconsin license number 68914-20, as entered by the provider. Search the Wisconsin Medical Examining Board at https://dsps.wi.gov/Pages/BoardsCouncils/MEB/Default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Rachna Unnithan, MD prescribe under Medicare Part D?

In 2024, Rachna Unnithan, MD had 1,664 Medicare Part D claims for 250 beneficiaries; the average among endocrinology, diabetes & metabolism physician prescribers was 2,739. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.