Ujjwal Kumar, M.D.
Gastroenterology Physician · Cedar Rapids, IA
Ujjwal Kumar, M.D. is a gastroenterology physician with a practice address in Cedar Rapids, Iowa, and NPI 1235570805, issued on Jul 11, 2013. Check the license (Iowa MD-45784, as entered in NPPES) on the Iowa Board of Medicine; the Medicare figures below come from public CMS files.
- Name
- Ujjwal Kumar
- Credential
- M.D.
- Primary taxonomy
- Gastroenterology Physician 207RG0100X
- License number
- MD-45784 IA
Self-reported in NPPES; status is on the state search - Practice location
- Mercy Gastroenterology Clinic, Cedar Rapids, IA 52401
- Phone
- (319) 369-4542
- Enumerated
- Jul 11, 2013
- Record last updated
- Dec 8, 2020 (not updated in 6 years: call before relying on the address or phone)
- Fax
- (319) 369-4543
- Medicare enrollment
- Enrolled (PECOS I20240829000461); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest gastroenterology physician records → All 122 in Iowa → Look up another NPI →
Also registered at Mercy Gastroenterology Clinic
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Barakat Aburajab Altamimi, M.D.Gastroenterology Physician1225444862
Verify Ujjwal Kumar in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersIowa Board of Medicine
Search for license MD-45784Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
24% fewer Medicare Part D claims than the average gastroenterology physician in 2024
614 Medicare Part D claims for 304 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. Brand-name drugs were 18% of claims.
Most prescribed
- Sod Sulf-Potass Sulf-Mag Sulf153 claims
- Pantoprazole Sodium128 claims
- Gavilyte-G45 claims
- Lactulose39 claims
- Ursodiol32 claims
- Linzess27 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: $1,324.52
27 payments; by number, the most common kind was food and beverage; the largest payer was Boston Scientific Corporation. 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.
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
- Chs Physician Partners PCSmithtown, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Ujjwal Kumar among 122 gastroenterology physician records in Iowa
Ujjwal Kumar, M.D. is one of 122 gastroenterology physician records with a practice address in Iowa. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2013, is newer than 70% of them.
- NPI issued2013 · 70% of these records are older, 26% newer
- In a Medicare fileYes · 80% of these records are
- In the CMS Doctors and Clinicians fileYes · 69% of these records are
- Graduated2007 · median 2000 among the 84 with a school on file
- Record last updated2020 · 54% 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 Iowa practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Gastroenterology Physician providers in Iowa
There are 122 gastroenterology physician records in Iowa.
All 122 in Iowa → Every provider in Cedar Rapids → Gastroenterology Physician nationwide →
The 8 gastroenterology physician records with the nearest ZIP codes
- Barakat Aburajab Altamimi, M.D.Cedar Rapids, IA 524011225444862
- Bhavya Akhauri, M.D.Cedar Rapids, IA 524011639332745
- Nathalie Pena Polanco, M.D.Cedar Rapids, IA 524011063828523
- Douglas Purdy, MDCedar Rapids, IA 524011376528562
- Leon Qiao, M.D.Cedar Rapids, IA 524011013992205
- Gary Weinman, M.D.Cedar Rapids, IA 524011508842618
- John Herlihy, M.D.Cedar Rapids, IA 524031245625151
- Gilles Hoilat, MBBSCedar Rapids, IA 524031871153247
Common questions
What is Ujjwal Kumar, M.D.'s NPI number?
Ujjwal Kumar, M.D.'s National Provider Identifier (NPI) is 1235570805, issued on Jul 11, 2013. An NPI identifies a provider in billing; it is not a license.
Where is Ujjwal Kumar, M.D. located?
The NPPES record lists a practice address at Mercy Gastroenterology Clinic, Cedar Rapids, IA, 52401. Phone: (319) 369-4542. Providers update this record themselves, so call before visiting.
How can I verify Ujjwal Kumar, M.D.'s license?
NPPES lists Iowa license number MD-45784, as entered by the provider. Search the Iowa Board of Medicine at https://dial.iowa.gov/about-dial/boards-and-commissions/medicine. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Ujjwal Kumar, M.D. prescribe under Medicare Part D?
In 2024, Ujjwal Kumar, M.D. had 614 Medicare Part D claims for 304 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.
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.