NPPES file of Aug 9, 2026

Sumona Saha, M.D.

Gastroenterology Physician · Madison, WI

Sumona Saha, M.D. is a gastroenterology physician with a practice address in Madison, Wisconsin, and NPI 1720204605, issued on Apr 18, 2007. Check the license (Wisconsin 51756, as entered in NPPES) on the Wisconsin Medical Examining 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
1720204605
Name
Sumona Saha
Credential
M.D.
Primary taxonomy
Gastroenterology Physician 207RG0100X
License number
51756 WI
Self-reported in NPPES; status is on the state search
Practice location
451 Junction RD, Madison, WI 53717
Phone
(608) 263-8094
Enumerated
Apr 18, 2007
Record last updated
Jan 29, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(608) 263-8474
Medicare enrollment
Enrolled (PECOS I20090312000366); accepts Medicare assignment
Medical or professional school
Geisel School Of Medicine At Dartmouth, 2002
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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8 nearest gastroenterology physician records → All 340 in Wisconsin → Look up another NPI →

Also registered at 451 Junction RD

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

  1. Natalie Albino, AGNPNurse Practitioner1568238095
  2. Nicole Amass, NPNurse Practitioner1992769509
  3. Christopher Anderson, MDInternal Medicine Physician1245869973
  4. India Anderson-CarterObstetrics & Gynecology Physician1750910667
  5. Jon Arnason, MDRheumatology Physician1265760433
  6. William Aughenbaugh, MDDermatology Physician1033178272

Verify Sumona Saha in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWisconsin Medical Examining Board
    Search for license 51756    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.

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27% more Medicare Part D claims than the average gastroenterology physician in 2024

1,034 Medicare Part D claims for 256 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D.

  1. Sumona Saha1,034
  2. Specialty average811

Most prescribed

  1. Gavilyte-C117 claims
  2. Prednisone98 claims
  3. Stelara91 claims
  4. Omeprazole60 claims
  5. Mesalamine54 claims
  6. Azathioprine48 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: $5,390.88

8 payments; by number, the most common kind was food and beverage; the largest payer was E.R. Squibb & Sons, L.L.C. The 13,350 providers of this specialty with any payment received $5,015.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Sumona Saha$5,390.88
  2. Specialty average$5,015.95

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. University OF Wisconsin Medical Foundation IncStoughton, WI

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

Sumona Saha among 340 gastroenterology physician records in Wisconsin

Sumona Saha, M.D. is one of 340 gastroenterology physician records with a practice address in Wisconsin. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 56% of them.

  • NPI issued2007 · 56% of these records are older, 36% newer
  • In a Medicare fileYes · 83% of these records are
  • In the CMS Doctors and Clinicians fileYes · 70% of these records are
  • Graduated2002 · median 2003 among the 239 with a school on file
  • Record last updated2021 · 52% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0100X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Gastroenterology Physician providers in Wisconsin

There are 340 gastroenterology physician records in Wisconsin.

All 340 in Wisconsin → Every provider in Madison → Gastroenterology Physician nationwide →

The 8 gastroenterology physician records with the nearest ZIP codes

  1. Eric Gaumnitz, MDMadison, WI 537171356318943
  2. Deepak Gopal, MDMadison, WI 537171518911064
  3. John Rice, M.D.Madison, WI 537171740493352
  4. Anurag Soni, MDMadison, WI 537171215924816
  5. Arnold Wald, MDMadison, WI 537171063488419
  6. Gabrielle Waclawik, MDMadison, WI 537181538622543
  7. Michael Allan, MDMadison, WI 537151558300822
  8. Geoffrey Dang-Vu, M.D.Madison, WI 537151548648280

Common questions

What is Sumona Saha, M.D.'s NPI number?

Sumona Saha, M.D.'s National Provider Identifier (NPI) is 1720204605, issued on Apr 18, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Sumona Saha, M.D. located?

The NPPES record lists a practice address at 451 Junction RD, Madison, WI, 53717. Phone: (608) 263-8094. Providers update this record themselves, so call before visiting.

How can I verify Sumona Saha, M.D.'s license?

NPPES lists Wisconsin license number 51756, 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 Sumona Saha, M.D. prescribe under Medicare Part D?

In 2024, Sumona Saha, M.D. had 1,034 Medicare Part D claims for 256 beneficiaries; the average among gastroenterology physician prescribers was 811. 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.