Karen Louise Pantazis, MD
Pain Medicine Physician · Jackson, CA
Karen Louise Pantazis, MD is a pain medicine physician with a practice address in Jackson, California, and NPI 1770661423, issued on Nov 1, 2006. Check the license (California C42898, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Karen Louise Pantazis
- Credential
- MD
- Primary taxonomy
- Pain Medicine Physician 208VP0000X
- License number
- C42898 CA
Self-reported in NPPES; status is on the state search - Practice location
- 817 Court St, Jackson, CA 95642
- Phone
- (209) 357-0503
- Enumerated
- Nov 1, 2006
- Record last updated
- Jan 15, 2013 (not updated in 13 years: call before relying on the address or phone)
- Fax
- (209) 257-1392
- Medicaid ID
- 00C428980 CA
- Entity
- Type 1 · individual
8 nearest pain medicine physician records → All 140 in California → Look up another NPI →
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Verify Karen Louise Pantazis in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license C42898Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
96% fewer Medicare Part D claims than the average pain medicine physician in 2024
85 Medicare Part D claims for 43 beneficiaries, against an average of 2,095 among the 944 providers of this specialty who prescribed in Part D. 18 claims were for opioids.
Most prescribed
- Baclofen20 claims
- Tizanidine Hcl19 claims
- Gabapentin15 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.
Karen Louise Pantazis among 140 pain medicine physician records in California
Karen Louise Pantazis, MD is one of 140 pain medicine physician 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 2006, is newer than 9% of them.
- NPI issued2006 · 9% of these records are older, 57% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileNo · 58% of these records are
- Record last updated2013 · 54% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208VP0000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Pain Medicine Physician providers in California
There are 140 pain medicine physician records in California.
All 140 in California → Every provider in Jackson → Pain Medicine Physician nationwide →
The 8 pain medicine physician records with the nearest ZIP codes
- Dennis Chu, MDRoseville, CA 956611114077922
- James Fenska, MDRancho Cordova, CA 956701306333026
- Melanie Johansson, M.D.Citrus Heights, CA 956101134417447
- David Barton, MDAuburn, CA 956021467446138
- Richard Budenz, MPH, PA-CElk Grove, CA 957581356999007
- Heather Davids, MDSacramento, CA 958161841346442
- Hemaly Parmar, PA-SSacramento, CA 958161306578083
- Andrea Nikolis, MDSacramento, CA 958171003446212
Common questions
What is Karen Louise Pantazis, MD's NPI number?
Karen Louise Pantazis, MD's National Provider Identifier (NPI) is 1770661423, issued on Nov 1, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Karen Louise Pantazis, MD located?
The NPPES record lists a practice address at 817 Court St, Jackson, CA, 95642. Phone: (209) 357-0503. Providers update this record themselves, so call before visiting.
How can I verify Karen Louise Pantazis, MD's license?
NPPES lists California license number C42898, 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.
How much does Karen Louise Pantazis, MD prescribe under Medicare Part D?
In 2024, Karen Louise Pantazis, MD had 85 Medicare Part D claims for 43 beneficiaries; the average among pain medicine physician prescribers was 2,095. 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.