NPPES file of Aug 9, 2026

Mark G. Tufte, OD

Corneal and Contact Management Optometrist · Fargo, ND

Mark G. Tufte, OD is a corneal and contact management optometrist with a practice address in Fargo, North Dakota, and NPI 1669494233, issued on Jul 24, 2006. Check the license (North Dakota 415, as entered in NPPES) with the North Dakota board that licenses this profession; 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
1669494233
Name
Mark G. Tufte
Credential
OD
Primary taxonomy
Corneal and Contact Management Optometrist 152WC0802X
License number
415 ND
Self-reported in NPPES; status is on the state search
Practice location
1801 45TH St S Ste G, Fargo, ND 58103
Phone
(701) 492-3937
Enumerated
Jul 24, 2006
Record last updated
Jan 21, 2019 (not updated in 7 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20080904000633); accepts Medicare assignment
Medical or professional school
Ohio State University - College Of Optometry, 1982
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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Verify Mark G. Tufte in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich North Dakota board licenses this profession
    Search for license 415
    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
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78% more Medicare Part D claims than the average corneal and contact management optometrist in 2024

400 Medicare Part D claims for 124 beneficiaries, against an average of 225 among the 585 providers of this specialty who prescribed in Part D. Brand-name drugs were 31% of claims.

  1. Mark Tufte400
  2. Specialty average225

Most prescribed

  1. Latanoprost123 claims
  2. Timolol Maleate98 claims
  3. Neomycin-Polymyxin-Dexameth29 claims
  4. Dorzolamide Hcl24 claims
  5. Prednisolone Acetate17 claims
  6. Brimonidine Tartrate14 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: $97.69

3 payments; by number, the most common kind was food and beverage; the largest payer was Alcon Vision LLC. The 610 providers of this specialty with any payment received $1,035.17 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Mark Tufte$97.69
  2. Specialty average$1,035.17

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Corneal and Contact Management Optometrist providers in North Dakota

There are 5 corneal and contact management optometrist records in North Dakota.

The 4 corneal and contact management optometrist records with the nearest ZIP codes

  1. Gary Johnson, ODFargo, ND 581031275551848
  2. J Dennis Nelson, ODFargo, ND 581221811915499
  3. Kyle Krein, ODDevils Lake, ND 583011659477206
  4. Mark Moen, ODDevils Lake, ND 583011124124623

Common questions

What is Mark G. Tufte, OD's NPI number?

Mark G. Tufte, OD's National Provider Identifier (NPI) is 1669494233, issued on Jul 24, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Mark G. Tufte, OD located?

The NPPES record lists a practice address at 1801 45TH St S Ste G, Fargo, ND, 58103. Phone: (701) 492-3937. Providers update this record themselves, so call before visiting.

How can I verify Mark G. Tufte, OD's license?

NPPES lists North Dakota license number 415, as entered by the provider. Search the North Dakota board that licenses this profession; the NPPES record confirms identity only.

How much does Mark G. Tufte, OD prescribe under Medicare Part D?

In 2024, Mark G. Tufte, OD had 400 Medicare Part D claims for 124 beneficiaries; the average among corneal and contact management optometrist prescribers was 225. 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.