Mary Jo Lewis, MD
Internal Medicine Physician · Fargo, ND
Mary Jo Lewis, MD is an internal medicine physician with a practice address in Fargo, North Dakota, and NPI 1497787683, issued on Jul 7, 2006. Check the license (North Dakota 4750, as entered in NPPES) on the North Dakota Board of Medicine; the Medicare figures below come from public CMS files.
- Name
- Mary Jo Lewis
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- 4750 ND
27159 MN
Self-reported in NPPES; status is on the state search - Practice location
- 2400 32ND Ave S, Fargo, ND 58103
- Phone
- (701) 234-8820
- Enumerated
- Jul 7, 2006
- Record last updated
- Dec 2, 2011 (not updated in 15 years: call before relying on the address or phone)
- Fax
- (701) 234-8918
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 245 in North Dakota → Look up another NPI →
Also registered at 2400 32ND Ave S
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Joan Aaker, NPNurse Practitioner1871514117
- Habiba AfifiAmbulatory Care Pharmacist1114811841
- Lisa Aipperspach, RDRegistered Dietitian1457988636
- Jordan Amatuegwu, M.D.Family Medicine Physician1467985291
- Nicole Amsbaugh, PA-CPhysician Assistant1811194491
- Jeffrey Andersen, MDFamily Medicine Physician1184701856
Verify Mary Jo Lewis in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNorth Dakota Board of Medicine
Search for license 4750Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
99% fewer Medicare Part D claims than the average internal medicine physician in 2024
27 Medicare Part D claims, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of 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.
Mary Jo Lewis among 245 internal medicine physician records in North Dakota
Mary Jo Lewis, MD is one of 245 internal medicine physician records with a practice address in North Dakota. 69% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 5% of them.
- NPI issued2006 · 5% of these records are older, 61% newer
- In a Medicare fileYes · 69% of these records are
- In the CMS Doctors and Clinicians fileNo · 53% of these records are
- Record last updated2011 · 49% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a North Dakota practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
133 internal medicine physician records list a practice address in Fargo
They are 133 of the 7,209 NPPES records with a practice address in Fargo, and 245 internal medicine physician records in North Dakota.
All 245 in North Dakota → Every provider in Fargo → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Eunah Fischer, MDFargo, ND 581031407873367
- Walter Johnson, MDFargo, ND 581031124043468
- Thomas Kempf, MDFargo, ND 581031215967393
- Kurt Kooyer, M.D.Fargo, ND 581031063456218
- Darin Lang, MDFargo, ND 581031780602342
- Aselo Layawen, MDFargo, ND 581031437164399
- Michael Lillestol, M.D.Fargo, ND 581031669427688
- Rodney Ludwig, M.D.Fargo, ND 581031518901172
Common questions
What is Mary Jo Lewis, MD's NPI number?
Mary Jo Lewis, MD's National Provider Identifier (NPI) is 1497787683, issued on Jul 7, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Mary Jo Lewis, MD located?
The NPPES record lists a practice address at 2400 32ND Ave S, Fargo, ND, 58103. Phone: (701) 234-8820. Providers update this record themselves, so call before visiting.
How can I verify Mary Jo Lewis, MD's license?
NPPES lists North Dakota license number 4750, as entered by the provider. Search the North Dakota Board of Medicine at https://www.ndbom.org/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Mary Jo Lewis, MD prescribe under Medicare Part D?
In 2024, Mary Jo Lewis, MD had 27 Medicare Part D claims; 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.