Sean S. Park, MD
Internal Medicine Physician · Yreka, CA
Sean S. Park, MD is an internal medicine physician with a practice address in Yreka, California, and NPI 1316031883, issued on Oct 2, 2006. Check the license (California A70333, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Sean S. Park
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- A70333 CA
Self-reported in NPPES; status is on the state search - Practice location
- 444 Bruce St, Yreka, CA 96097
- Phone
- (702) 453-3799
- Enumerated
- Oct 2, 2006
- Record last updated
- Jan 20, 2015 (not updated in 11 years: call before relying on the address or phone)
- Fax
- (702) 453-5741
- Medicare enrollment
- Enrolled (PECOS I20050719000676); accepts Medicare assignment
- Medical or professional school
- University Of Vermont College Of Medicine, 1998
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 17,696 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 Sean S. Park in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A70333Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
99% fewer Medicare Part D claims than the average internal medicine physician in 2024
28 Medicare Part D claims for 20 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
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.
Industry payments in 2024: $19.53
1 payment: food and beverage; the largest payer was Kiniksa Pharmaceuticals International, plc. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Southern Mono Health Care DistrictMammoth Lakes, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Sean S. Park among 17,696 internal medicine physician records in California
Sean S. Park, MD is one of 17,696 internal medicine physician records with a practice address in California. 79% 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 5% of them.
- NPI issued2006 · 5% of these records are older, 56% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated1998 · median 2004 among the 11,065 with a school on file
- Record last updated2015 · 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 207R00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
6 internal medicine physician records list a practice address in Yreka
They are 6 of the 424 NPPES records with a practice address in Yreka, and 17,696 internal medicine physician records in California.
All 17,696 in California → Every provider in Yreka → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Kelly Barrett, M.DYreka, CA 960971578201505
- Gakwaya Habiyaremye, MDYreka, CA 960971255828869
- Daniel John, MDYreka, CA 960971083344584
- Bruce Riger, MDYreka, CA 960971124023486
- Moudy Youssef, M.D.Yreka, CA 960971881743409
- Saeid Ahmadpour, MDRed Bluff, CA 960801295715340
- Giang BuiRed Bluff, CA 960801952663627
- Lisa CheungRed Bluff, CA 960801598804205
Common questions
What is Sean S. Park, MD's NPI number?
Sean S. Park, MD's National Provider Identifier (NPI) is 1316031883, issued on Oct 2, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Sean S. Park, MD located?
The NPPES record lists a practice address at 444 Bruce St, Yreka, CA, 96097. Phone: (702) 453-3799. Providers update this record themselves, so call before visiting.
How can I verify Sean S. Park, MD's license?
NPPES lists California license number A70333, 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 Sean S. Park, MD prescribe under Medicare Part D?
In 2024, Sean S. Park, MD had 28 Medicare Part D claims for 20 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.