Catherine M. Nicka, MD
Anatomic Pathology & Clinical Pathology Physician · Yreka, CA
Catherine M. Nicka, MD is an anatomic pathology & clinical pathology physician with a practice address in Yreka, California, and NPI 1265819452, issued on Apr 27, 2015. Check the license (California A171729, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Catherine M. Nicka
- Credential
- MD
- Primary taxonomy
- Anatomic Pathology & Clinical Pathology Physician 207ZP0102X
- License numbers
- A171729 CA
MD2018-0977 NM
Self-reported in NPPES; status is on the state search - Practice location
- 444 Bruce St, Yreka, CA 96097
- Phone
- (308) 424-1215
- Enumerated
- Apr 27, 2015
- Record last updated
- Jul 12, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20210708002416); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest anatomic pathology & clinical pathology physician records → All 1,554 in California → Look up another NPI →
Also registered at 444 Bruce St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Samuel BirkholzCertified Registered Nurse Anesthetist1558873786
- Larry Blazier, RNFARegistered Nurse First Assistant1104085265
- Sharon Dawson, CRNFARegistered Nurse First Assistant1336261890
- Lisa Ditomaso, DOEmergency Medicine Physician1750843397
- Teresa Dunton, PMHNP-BCPsychiatric/Mental Health Nurse Practitioner1174092944
- Madison Feller, CCC-SLPSpeech-Language Pathologist1487275848
Verify Catherine M. Nicka in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A171729Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Siskiyou Hospital IncYreka, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Catherine M. Nicka among 1,554 anatomic pathology & clinical pathology physician records in California
Catherine M. Nicka, MD is one of 1,554 anatomic pathology & clinical pathology physician records with a practice address in California. 65% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 83% of them.
- NPI issued2015 · 83% of these records are older, 15% newer
- In a Medicare fileYes · 65% of these records are
- In the CMS Doctors and Clinicians fileYes · 57% of these records are
- Graduated2015 · median 2003 among the 891 with a school on file
- Record last updated2021 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207ZP0102X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Anatomic Pathology & Clinical Pathology Physician providers in California
There are 1,554 anatomic pathology & clinical pathology physician records in California.
All 1,554 in California → Every provider in Yreka → Anatomic Pathology & Clinical Pathology Physician nationwide →
The 8 anatomic pathology & clinical pathology physician records with the nearest ZIP codes
- Arvid Magnuson, MDYreka, CA 960971750384244
- Mindy Cooper-Smith, M.D.South Lake Tahoe, CA 961501396734877
- Faye Smith-Chakmakova, MDSouth Lake Tahoe, CA 961501831411933
- Roderick Turner, MDSouth Lake Tahoe, CA 961501093766933
- Tikoes Blankenberg, M.D.Redding, CA 960011518022698
- Ronald England, D.O.Redding, CA 960011578620472
- John Greaves, M.D.Redding, CA 960011821221136
- Matthew Kilpatrick, MDRedding, CA 960011790340503
Common questions
What is Catherine M. Nicka, MD's NPI number?
Catherine M. Nicka, MD's National Provider Identifier (NPI) is 1265819452, issued on Apr 27, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Catherine M. Nicka, MD located?
The NPPES record lists a practice address at 444 Bruce St, Yreka, CA, 96097. Phone: (308) 424-1215. Providers update this record themselves, so call before visiting.
How can I verify Catherine M. Nicka, MD's license?
NPPES lists California license number A171729, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
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.