NPPES file of Aug 9, 2026

Tamera Ostenaa, APRN, CNP

Family Nurse Practitioner · Mahnomen, MN

Tamera Ostenaa, APRN, CNP is a family nurse practitioner with a practice address in Mahnomen, Minnesota, and NPI 1013483692, issued on Oct 22, 2018. Check the license (Minnesota 6248, as entered in NPPES) with the Minnesota 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1013483692
Name
Tamera Ostenaa
Credential
APRN, CNP
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
6248 MN
Self-reported in NPPES; status is on the state search
Practice location
410 4TH St SW, Mahnomen, MN 56557
Phone
(218) 835-2514
Enumerated
Oct 22, 2018
Record last updated
Mar 18, 2025
Medicare enrollment
Enrolled (PECOS I20181218003943); 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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Also registered at 410 4TH St SW

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

  1. Tawnia Netland, APRN CNPFamily Nurse Practitioner1477702645

Verify Tamera Ostenaa in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Minnesota board licenses this profession
    Search for license 6248
    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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4.0 times the Medicare Part D claims of the average family nurse practitioner in 2024

5,193 Medicare Part D claims for 304 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims. 72 claims were for opioids.

  1. Tamera Ostenaa5,193
  2. Specialty average1,305

Most prescribed

  1. Levothyroxine Sodium254 claims
  2. Lisinopril252 claims
  3. Amlodipine Besylate220 claims
  4. Metoprolol Succinate220 claims
  5. Atorvastatin Calcium214 claims
  6. Omeprazole180 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.

The practice group's MIPS final score for 2023 (Medicare payment program): 83 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score87.1
  2. Costout of 100 · 30%57.1
  3. Promoting interoperabilityout of 100 · 25%99.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through 3 group practices

  1. Sanford Clinic NorthMahnomen, MN
  2. Sanford Medical Center FargoHawley, MN
  3. St Marys Regional Health CenterDetroit Lakes, MN

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

8 family nurse practitioner records list a practice address in Mahnomen

They are 8 of the 38 NPPES records with a practice address in Mahnomen, and 3,335 family nurse practitioner records in Minnesota.

Other family nurse practitioner records in Minnesota

  1. Christine Aas-Larson, RN, CNPDuluth, MN1124016563
  2. Joeanna Aasen, APRN, CNP, DNPMinneapolis, MN1154617256
  3. Joanie Aasen Gausman, CNPVadnais Heights, MN1306789060
  4. Rodney AbaryMinneapolis, MN1598959470
  5. Amal Abdalle, RN, FNPMinneapolis, MN1316476179
  6. Hamdi Abdi, ARNPMinneapolis, MN1306563739
  7. Nimo AbdiEden Prairie, MN1114477858
  8. Waris AbdiSaint Paul, MN1174234942
  9. Zahra Abdi, NPMinneapolis, MN1740026905
  10. Yasmin AbdilleMinneapolis, MN1629727557

Common questions

What is Tamera Ostenaa, APRN, CNP's NPI number?

Tamera Ostenaa, APRN, CNP's National Provider Identifier (NPI) is 1013483692, issued on Oct 22, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Tamera Ostenaa, APRN, CNP located?

The NPPES record lists a practice address at 410 4TH St SW, Mahnomen, MN, 56557. Phone: (218) 835-2514. Providers update this record themselves, so call before visiting.

How can I verify Tamera Ostenaa, APRN, CNP's license?

NPPES lists Minnesota license number 6248, as entered by the provider. Search the Minnesota board that licenses this profession; the NPPES record confirms identity only.

How much does Tamera Ostenaa, APRN, CNP prescribe under Medicare Part D?

In 2024, Tamera Ostenaa, APRN, CNP had 5,193 Medicare Part D claims for 304 beneficiaries; the average among family nurse practitioner prescribers was 1,305. Part D covers Medicare prescriptions only.

What is Tamera Ostenaa, APRN, CNP's MIPS final score?

The 2023 MIPS final score is 83 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.