NPPES file of Aug 9, 2026

Christopher Grenz, MD

Sports Medicine (Orthopaedic Surgery) Physician · Fargo, ND

Christopher Grenz, MD is a sports medicine (orthopaedic surgery) physician with a practice address in Fargo, North Dakota, and NPI 1104409606, issued on May 3, 2021. Check the license (North Dakota 22626, as entered in NPPES) on the North Dakota Board of Medicine; 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
1104409606
Name
Christopher Grenz
Credential
MD
Primary taxonomy
Sports Medicine (Orthopaedic Surgery) Physician 207XX0005X
License numbers
22626 ND
RL17358 ND
Self-reported in NPPES; status is on the state search
Practice location
1720 University Dr S, Fargo, ND 58103
Phone
(701) 234-2000
Enumerated
May 3, 2021
Record last updated
Aug 29, 2025
Medicare enrollment
Enrolled (PECOS I20250912003473); accepts Medicare assignment
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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3 nearest sports medicine (orthopaedic surgery) physician records → All 4 in North Dakota → Look up another NPI →

Also registered at 1720 University Dr S

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

  1. Stephen Aldred, PA-CPhysician Assistant1235644840
  2. Alyssa Anderson, MOT, OTR/LOccupational Therapist1154876704
  3. Catrina Armstrong, SLPSpeech-Language Pathologist1821607169
  4. Joel Aukes, PHARMDPharmacist1932329224
  5. Leah BakerPhysical Therapist1780087106
  6. Emma Bale, PT, DPTPhysical Therapist1609768605

Verify Christopher Grenz in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersNorth Dakota Board of Medicine
    Search for license 22626    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 North Dakota license search

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91% fewer Medicare Part D claims than the average sports medicine (orthopaedic surgery) physician in 2024

25 Medicare Part D claims for 14 beneficiaries, against an average of 288 among the 2,562 providers of this specialty who prescribed in Part D.

  1. Christopher Grenz25
  2. Specialty average288

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 affiliation

  1. Sanford Medical Center FargoWest Fargo, ND · Acute Care Hospitals4 of 5 stars

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Sports Medicine (Orthopaedic Surgery) Physician providers in North Dakota

There are 4 sports medicine (orthopaedic surgery) physician records in North Dakota.

All 4 in North Dakota → Every provider in Fargo → Sports Medicine (Orthopaedic Surgery) Physician nationwide →

The 3 sports medicine (orthopaedic surgery) physician records with the nearest ZIP codes

  1. Matthew Friederichs, MDWest Fargo, ND 580781790703338
  2. Darin Leetun, MDGrand Forks, ND 582011225080476
  3. Michelle Smith, MDGrand Forks, ND 582011376047936

Common questions

What is Christopher Grenz, MD's NPI number?

Christopher Grenz, MD's National Provider Identifier (NPI) is 1104409606, issued on May 3, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Christopher Grenz, MD located?

The NPPES record lists a practice address at 1720 University Dr S, Fargo, ND, 58103. Phone: (701) 234-2000. Providers update this record themselves, so call before visiting.

How can I verify Christopher Grenz, MD's license?

NPPES lists North Dakota license number 22626, 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 Christopher Grenz, MD prescribe under Medicare Part D?

In 2024, Christopher Grenz, MD had 25 Medicare Part D claims for 14 beneficiaries; the average among sports medicine (orthopaedic surgery) physician prescribers was 288. 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.