Nathan Joseph Paulson, MD
Anatomic Pathology & Clinical Pathology Physician · Portland, OR
Nathan Joseph Paulson, MD is an anatomic pathology & clinical pathology physician with a practice address in Portland, Oregon, and NPI 1518494517, issued on May 22, 2017. Check the license (Oregon MD209227, as entered in NPPES) on the Oregon Medical Board; the Medicare figures below come from public CMS files.
- Name
- Nathan Joseph Paulson
- Credential
- MD
- Primary taxonomy
- Anatomic Pathology & Clinical Pathology Physician 207ZP0102X
- License number
- MD209227 OR
Self-reported in NPPES; status is on the state search - Practice location
- 4400 NE Halsey St, Portland, OR 97213
- Phone
- (503) 893-7777
- Enumerated
- May 22, 2017
- Record last updated
- May 7, 2026
- Medicare enrollment
- Enrolled (PECOS I20220620000449); accepts Medicare assignment
- Medical or professional school
- Jefferson Medical College Of Thomas Jefferson University, 2017
- Entity
- Type 1 · individual
8 nearest anatomic pathology & clinical pathology physician records → All 195 in Oregon → Look up another NPI →
Also registered at 4400 NE Halsey St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Kelsey Alama, FNP-CFamily Nurse Practitioner1598137424
- Ligia Andersen, RN, MSNRegistered Nurse1962046292
- Sara BensonAdult Health Nurse Practitioner1982257390
- Stephanie BodenPhysical Therapy Assistant1700557840
- Heidi Chinwuba, PHARMDPharmacotherapy Pharmacist1013199165
- Jennifer Colet Castaneda, LPNLicensed Practical Nurse1326885096
Verify Nathan Joseph Paulson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersOregon Medical Board
Search for license MD209227Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
The practice group's MIPS final score for 2023 (Medicare payment program): 100 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 5 group practices
- Providence Health And Services - OregonNewberg, OR
- Providence Health And Services - OregonOregon City, OR
- Providence Health And Services - OregonPortland, OR
- Providence Health And Services - OregonPortland, OR
- Providence Health And Services OregonMilwaukie, OR
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Nathan Joseph Paulson among 195 anatomic pathology & clinical pathology physician records in Oregon
Nathan Joseph Paulson, MD is one of 195 anatomic pathology & clinical pathology physician records with a practice address in Oregon. 56% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2017, is newer than 90% of them.
- NPI issued2017 · 90% of these records are older, 8% newer
- In a Medicare fileYes · 56% of these records are
- In the CMS Doctors and Clinicians fileYes · 52% of these records are
- Graduated2017 · median 2006 among the 102 with a school on file
- Record last updated2026 · 68% 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 Oregon 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 Oregon
There are 195 anatomic pathology & clinical pathology physician records in Oregon.
All 195 in Oregon → Every provider in Portland → Anatomic Pathology & Clinical Pathology Physician nationwide →
The 8 anatomic pathology & clinical pathology physician records with the nearest ZIP codes
- Mathew Greenberg, MDPortland, OR 972131083819551
- Christine Moung-Wen, M.D.Portland, OR 972131629237730
- Jian Shen, M.D.Portland, OR 972131104928522
- Kevin Turner, M.D./PH.D.Portland, OR 972131255656658
- Xiaohua Wang, M.D.Portland, OR 972131942566104
- Mariam Ratiani, MDPortland, OR 972111215497557
- Francisco Cruz, M.D.Portland, OR 972161841459625
- Maryam Farinola, M.D.Portland, OR 972101740216886
Common questions
What is Nathan Joseph Paulson, MD's NPI number?
Nathan Joseph Paulson, MD's National Provider Identifier (NPI) is 1518494517, issued on May 22, 2017. An NPI identifies a provider in billing; it is not a license.
Where is Nathan Joseph Paulson, MD located?
The NPPES record lists a practice address at 4400 NE Halsey St, Portland, OR, 97213. Phone: (503) 893-7777. Providers update this record themselves, so call before visiting.
How can I verify Nathan Joseph Paulson, MD's license?
NPPES lists Oregon license number MD209227, 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.
What is Nathan Joseph Paulson, MD's MIPS final score?
The 2023 MIPS final score is 100 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.