Tammie J. Harder, PA-C
Physician Assistant · Grand Forks, ND
Tammie J. Harder, PA-C is a physician assistant with a practice address in Grand Forks, North Dakota, and NPI 1477651628, issued on Sep 20, 2006. Check the license (North Dakota PAC0031, as entered in NPPES) with the North Dakota board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Tammie J. Harder
- Credential
- PA-C
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- PAC0031 ND
Self-reported in NPPES; status is on the state search - Practice location
- 1380 S Columbia RD, Grand Forks, ND 58201
- Phone
- (701) 795-2000
- Enumerated
- Sep 20, 2006
- Record last updated
- Oct 13, 2020 (not updated in 6 years: call before relying on the address or phone)
- Fax
- (701) 780-4391
- Medicaid ID
- 71216 ND
- Medicare enrollment
- Enrolled (PECOS I20050211000714); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 464 in North Dakota → Look up another NPI →
Also registered at 1380 S Columbia RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Tammie J. Harder in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich North Dakota board licenses this profession
Search for license PAC0031Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
11.8 times the Medicare Part D claims of the average physician assistant in 2024
9,759 Medicare Part D claims for 755 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims. 79 claims were for opioids.
Most prescribed
- Atorvastatin Calcium652 claims
- Levothyroxine Sodium448 claims
- Metoprolol Succinate388 claims
- Amlodipine Besylate370 claims
- Losartan Potassium360 claims
- Hydrochlorothiazide297 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 MIPS final score for 2023 (Medicare payment program): 97.6 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Bills Medicare through 2 group practices
- Altru Health SystemDevils Lake, ND
- Christian Unity Hospital CorporationGrafton, ND
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Tammie J. Harder among 464 physician assistant records in North Dakota
Tammie J. Harder, PA-C is one of 464 physician assistant records with a practice address in North Dakota. 81% 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 2% of them.
- NPI issued2006 · 2% of these records are older, 75% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 74% of these records are
- Graduated1990 · median 2017 among the 343 with a school on file
- Record last updated2020 · 39% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a North Dakota practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
68 physician assistant records list a practice address in Grand Forks
They are 68 of the 2,524 NPPES records with a practice address in Grand Forks, and 464 physician assistant records in North Dakota.
All 464 in North Dakota → Every provider in Grand Forks → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Allison Adams, PAGrand Forks, ND 582011124119920
- Paul Anderson, PA-CGrand Forks, ND 582011780613042
- Nicole Anvinson, PA-CGrand Forks, ND 582011518923994
- Shellie Bechtold, PACGrand Forks, ND 582011801982160
- David Eberly, PA-CGrand Forks, ND 582011306819941
- Karen Glavin, PA-CGrand Forks, ND 582011700868239
- Vicki Gorder, PA-CGrand Forks, ND 582011467543470
- Ruth Green, PA-CGrand Forks, ND 582011073521738
Common questions
What is Tammie J. Harder, PA-C's NPI number?
Tammie J. Harder, PA-C's National Provider Identifier (NPI) is 1477651628, issued on Sep 20, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Tammie J. Harder, PA-C located?
The NPPES record lists a practice address at 1380 S Columbia RD, Grand Forks, ND, 58201. Phone: (701) 795-2000. Providers update this record themselves, so call before visiting.
How can I verify Tammie J. Harder, PA-C's license?
NPPES lists North Dakota license number PAC0031, as entered by the provider. Search the North Dakota board that licenses this profession; the NPPES record confirms identity only.
How much does Tammie J. Harder, PA-C prescribe under Medicare Part D?
In 2024, Tammie J. Harder, PA-C had 9,759 Medicare Part D claims for 755 beneficiaries; the average among physician assistant prescribers was 830. Part D covers Medicare prescriptions only.
What is Tammie J. Harder, PA-C's MIPS final score?
The 2023 MIPS final score is 97.6 of 100. 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.