Maria Tamborski, M.D
Emergency Medicine Physician · Coos Bay, OR
Maria Tamborski, M.D is an emergency medicine physician with a practice address in Coos Bay, Oregon, and NPI 1679990550, issued on Mar 27, 2014. Check the license (Oregon MD222514, as entered in NPPES) on the Oregon Medical Board; the Medicare figures below come from public CMS files.
- Name
- Maria Tamborski
- Credential
- M.D
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License numbers
- MD222514 OR
A141856 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1775 Thompson RD, Coos Bay, OR 97420
- Phone
- (541) 269-8050
- Enumerated
- Mar 27, 2014
- Record last updated
- Aug 25, 2025
- Medicare enrollment
- Enrolled (PECOS I20251203001770); accepts Medicare assignment
- Medical or professional school
- Vanderbilt University School Of Medicine, 2014
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 1,079 in Oregon → Look up another NPI →
Also registered at 1775 Thompson RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Angelica Allen, MDInternal Medicine Physician1851972483
- Regina Ardiana, FNPCFamily Nurse Practitioner1043359094
- William Aurich, DOEmergency Medicine Physician1427184779
- Charles Axelton, R.PH.Pharmacist1760476972
- Martha Biersner, RD LD MSRegistered Dietitian1871684480
- Thomas Blodgett, PHARMDPharmacotherapy Pharmacist1952406803
Verify Maria Tamborski in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersOregon Medical Board
Search for license MD222514Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2% fewer Medicare Part D claims than the average emergency medicine physician in 2024
222 Medicare Part D claims for 162 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims. 31 claims were for opioids.
Most prescribed
- Prednisone31 claims
- Cephalexin15 claims
- Tramadol Hcl13 claims
- Ondansetron Odt11 claims
- Sulfamethoxazole-Trimethoprim11 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 94.6 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through 3 group practices
- Central Oregon Emergency Physicians LLCBend, OR
- Cep America - CaliforniaTurlock, CA
- Cep America LLCCoos Bay, OR
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Maria Tamborski among 1,079 emergency medicine physician records in Oregon
Maria Tamborski, M.D is one of 1,079 emergency medicine physician records with a practice address in Oregon. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 71% of them.
- NPI issued2014 · 71% of these records are older, 26% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileYes · 52% of these records are
- Graduated2014 · median 2013 among the 557 with a school on file
- Record last updated2025 · 57% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a Oregon practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
9 emergency medicine physician records list a practice address in Coos Bay
They are 9 of the 767 NPPES records with a practice address in Coos Bay, and 1,079 emergency medicine physician records in Oregon.
All 1,079 in Oregon → Every provider in Coos Bay → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- William Aurich, DOCoos Bay, OR 974201427184779
- Michelle Brown, DOCoos Bay, OR 974201831725894
- Brett Davis, D.O.Coos Bay, OR 974201376653790
- Rohit Nanda, MDCoos Bay, OR 974201760518062
- Douglas Orsel, MDCoos Bay, OR 974201477689784
- Bradley Veldstra, MDCoos Bay, OR 974201518093822
- Patrick Vondippe, MDCoos Bay, OR 974201043326432
- James Woods, MDCoos Bay, OR 974201851427165
Common questions
What is Maria Tamborski, M.D's NPI number?
Maria Tamborski, M.D's National Provider Identifier (NPI) is 1679990550, issued on Mar 27, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Maria Tamborski, M.D located?
The NPPES record lists a practice address at 1775 Thompson RD, Coos Bay, OR, 97420. Phone: (541) 269-8050. Providers update this record themselves, so call before visiting.
How can I verify Maria Tamborski, M.D's license?
NPPES lists Oregon license number MD222514, as entered by the provider. Search the Oregon Medical Board at https://www.oregon.gov/OMB/Pages/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Maria Tamborski, M.D prescribe under Medicare Part D?
In 2024, Maria Tamborski, M.D had 222 Medicare Part D claims for 162 beneficiaries; the average among emergency medicine physician prescribers was 226. Part D covers Medicare prescriptions only.
What is Maria Tamborski, M.D's MIPS final score?
The 2023 MIPS final score is 94.6 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.