Katherine Ernest, PA-C
Physician Assistant · Redding, CA
Katherine Ernest, PA-C is a physician assistant with a practice address in Redding, California, and NPI 1275017899, issued on Sep 19, 2018. Check the license (California 59222, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Katherine Ernest
- Credential
- PA-C
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- 59222 CA
Self-reported in NPPES; status is on the state search - Practice location
- 3689 Eureka Way, Redding, CA 96001
- Phone
- (530) 244-4577
- Enumerated
- Sep 19, 2018
- Record last updated
- Feb 15, 2022
- Fax
- (530) 244-4576
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 14,451 in California → Look up another NPI →
Also registered at 3689 Eureka Way
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Katherine Fowler, NPAdult Health Nurse Practitioner1750933024
- Christine Liwanpo, D.O.Family Medicine Physician1891178216
- Ronald Novelli, PAPhysician Assistant1245631159
Verify Katherine Ernest in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 59222Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
5.0 times the Medicare Part D claims of the average physician assistant in 2024
4,121 Medicare Part D claims for 449 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 264 claims were for opioids.
Most prescribed
- Levothyroxine Sodium191 claims
- Atorvastatin Calcium177 claims
- Lisinopril164 claims
- Hydrocodone-Acetaminophen158 claims
- Amlodipine Besylate153 claims
- Gabapentin136 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.
Katherine Ernest among 14,451 physician assistant records in California
Katherine Ernest, PA-C is one of 14,451 physician assistant records with a practice address in California. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 52% of them.
- NPI issued2018 · 52% of these records are older, 44% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileNo · 50% of these records are
- Record last updated2022 · 40% 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 California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
107 physician assistant records list a practice address in Redding
They are 107 of the 3,572 NPPES records with a practice address in Redding, and 14,451 physician assistant records in California.
All 14,451 in California → Every provider in Redding → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Diane Baas, PA-CRedding, CA 960011053358648
- Yvonne Callison, PARedding, CA 960011396837332
- Kathleen Chesney, PACRedding, CA 960011528144912
- Elisabeth Cooper, PARedding, CA 960011114969003
- Kate Ermenc, P.ARedding, CA 960011639211428
- Allyson Martin, PARedding, CA 960011528272069
- Margaret Michael, PARedding, CA 960011457576639
- Lindsay Miller, PA-CRedding, CA 960011235205931
Common questions
What is Katherine Ernest, PA-C's NPI number?
Katherine Ernest, PA-C's National Provider Identifier (NPI) is 1275017899, issued on Sep 19, 2018. An NPI identifies a provider in billing; it is not a license.
Where is Katherine Ernest, PA-C located?
The NPPES record lists a practice address at 3689 Eureka Way, Redding, CA, 96001. Phone: (530) 244-4577. Providers update this record themselves, so call before visiting.
How can I verify Katherine Ernest, PA-C's license?
NPPES lists California license number 59222, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Katherine Ernest, PA-C prescribe under Medicare Part D?
In 2024, Katherine Ernest, PA-C had 4,121 Medicare Part D claims for 449 beneficiaries; the average among physician assistant prescribers was 830. 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.