NPPES file of Aug 9, 2026

Jennifer Grinage, PA-C

Medical Physician Assistant · Lewiston, ID

Jennifer Grinage, PA-C is a medical physician assistant with a practice address in Lewiston, Idaho, and NPI 1396151395, issued on Jul 10, 2014. Check the license (Idaho PA1175, as entered in NPPES) with the Idaho 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
1396151395
Name
Jennifer Grinage
Credential
PA-C
Primary taxonomy
Medical Physician Assistant 363AM0700X
License number
PA1175 ID
Self-reported in NPPES; status is on the state search
Practice location
222 Southway Ave Ste C, Lewiston, ID 83501
Phone
(208) 792-0111
Enumerated
Jul 10, 2014
Record last updated
Nov 14, 2024
Medicaid IDs
1396151395 WA
1396151395 ID
Medicare enrollment
Enrolled (PECOS I20140821002406); accepts Medicare assignment
Medical or professional school
Saint Louis University School Of Medicine, 2013
Telehealth
Offers telehealth (CMS)
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.
Download card Updates feed

Also registered at 222 Southway Ave Ste C

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

  1. Liliana Saunero-Nava, M.D.Internal Medicine Physician1902902737

Verify Jennifer Grinage in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Idaho board licenses this profession
    Search for license PA1175    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
Find the Idaho license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

Is this page about you? You can ask us to correct, restrict or remove it: how.

2.1 times the Medicare Part D claims of the average medical physician assistant in 2024

2,399 Medicare Part D claims for 236 beneficiaries, against an average of 1,148 among the 23,801 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims. 54 claims were for opioids.

  1. Jennifer Grinage2,399
  2. Specialty average1,148

Most prescribed

  1. Omeprazole105 claims
  2. Losartan Potassium102 claims
  3. Metoprolol Succinate87 claims
  4. Levothyroxine Sodium83 claims
  5. Furosemide79 claims
  6. Lisinopril79 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.

Medical Physician Assistant providers in Idaho

There are 371 medical physician assistant records in Idaho.

All 371 in Idaho → Every provider in Lewiston →

Other medical physician assistant records in Idaho

  1. Gabrielle AbernathyPocatello, ID1104556182
  2. Nicole Ackley, PHYSICIAN ASSISTANTBoise, ID1265532337
  3. David Adams, PA-CIdaho Falls, ID1871544825
  4. Jessica Adams, PA-CCoeur D Alene, ID1770890444
  5. Kara AdamsMoscow, ID1043633258
  6. Hanna Albanese, PHYSICIAN ASSISTANTMoscow, ID1386441475
  7. Jeremy Allen, PA-CCoeur D Alene, ID1124205661
  8. Katherine Andrews, PA-CEagle, ID1801131800
  9. Charles Anstrand, PA-CNampa, ID1427162874
  10. Scott Astley, PA-CBoise, ID1255482683

Common questions

What is Jennifer Grinage, PA-C's NPI number?

Jennifer Grinage, PA-C's National Provider Identifier (NPI) is 1396151395, issued on Jul 10, 2014. An NPI identifies a provider in billing; it is not a license.

Where is Jennifer Grinage, PA-C located?

The NPPES record lists a practice address at 222 Southway Ave Ste C, Lewiston, ID, 83501. Phone: (208) 792-0111. Providers update this record themselves, so call before visiting.

How can I verify Jennifer Grinage, PA-C's license?

NPPES lists Idaho license number PA1175, as entered by the provider. Search the Idaho board that licenses this profession; the NPPES record confirms identity only.

How much does Jennifer Grinage, PA-C prescribe under Medicare Part D?

In 2024, Jennifer Grinage, PA-C had 2,399 Medicare Part D claims for 236 beneficiaries; the average among medical physician assistant prescribers was 1,148. 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.