Joshua Matthew Varghise Mammen, MD
Surgical Oncology Physician · Omaha, NE
Joshua Matthew Varghise Mammen, MD is a surgical oncology physician with a practice address in Omaha, Nebraska, and NPI 1326259623, issued on May 25, 2007. Check the license (Nebraska 33153, as entered in NPPES) on the Nebraska Board of Medicine and Surgery; the Medicare figures below come from public CMS files.
- Name
- Joshua Matthew Varghise Mammen
- Credential
- MD
- Primary taxonomy
- Surgical Oncology Physician 2086X0206X
- License numbers
- 33153 NE
M6740 TX
Self-reported in NPPES; status is on the state search - Practice location
- 986880 Nebraska Medical Center, Omaha, NE 68198
- Phone
- (402) 559-7298
- Enumerated
- May 25, 2007
- Record last updated
- Feb 11, 2025
- Medicare enrollment
- Enrolled (PECOS I20210225001166); accepts Medicare assignment
- Medical or professional school
- Boston University School Of Medicine, 1999
- Entity
- Type 1 · individual
Also registered at 986880 Nebraska Medical Center
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Adam Cloos, MDStudent in an Organized Health Care Education/Training Program1609492008
- Elizabeth Willmes, DNPFamily Nurse Practitioner1346819497
Verify Joshua Matthew Varghise Mammen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNebraska Board of Medicine and Surgery
Search for license 33153Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
74% fewer Medicare Part D claims than the average surgical oncology physician in 2024
23 Medicare Part D claims for 17 beneficiaries, against an average of 87 among the 1,237 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims. 17 claims were for opioids.
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: $182.10
2 payments; by number, the most common kind was food and beverage; the largest payer was Aadi Bioscience, Inc. The 1,132 providers of this specialty with any payment received $4,224.74 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
- Unmc PhysiciansOmaha, NE
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Surgical Oncology Physician providers in Nebraska
There are 10 surgical oncology physician records in Nebraska.
Other surgical oncology physician records in Nebraska
- George Dittrick, M.D.Omaha, NE1669530630
- Abbey Fingeret, MDOmaha, NE1023278827
- Jason Foster, M.D.Omaha, NE1659489466
- Quan Ly, M.D.Omaha, NE1174630917
- Jessica Maxwell, MDOmaha, NE1417404633
- Kinzie Norris, M.D.Norfolk, NE1891924809
- James Padussis, M.D.Omaha, NE1457528028
- Juan Santamaria, MDOmaha, NE1134474141
- Jessica Shank, M.D.Omaha, NE1275977654
Common questions
What is Joshua Matthew Varghise Mammen, MD's NPI number?
Joshua Matthew Varghise Mammen, MD's National Provider Identifier (NPI) is 1326259623, issued on May 25, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Joshua Matthew Varghise Mammen, MD located?
The NPPES record lists a practice address at 986880 Nebraska Medical Center, Omaha, NE, 68198. Phone: (402) 559-7298. Providers update this record themselves, so call before visiting.
How can I verify Joshua Matthew Varghise Mammen, MD's license?
NPPES lists Nebraska license number 33153, as entered by the provider. Search the Nebraska Board of Medicine and Surgery at https://www.nebraska.gov/LISSearch/search.cgi. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Joshua Matthew Varghise Mammen, MD prescribe under Medicare Part D?
In 2024, Joshua Matthew Varghise Mammen, MD had 23 Medicare Part D claims for 17 beneficiaries; the average among surgical oncology physician prescribers was 87. 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.