NPPES file of Aug 9, 2026

Marka Rae Crittenden, M.D. PH.D.

Radiation Oncology Physician · Portland, OR

Marka Rae Crittenden, M.D. PH.D. is a radiation oncology physician with a practice address in Portland, Oregon, and NPI 1619187143, issued on May 23, 2007. Check the license (Oregon MD150151, as entered in NPPES) on the Oregon Medical Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1619187143
Name
Marka Rae Crittenden
Credential
M.D. PH.D.
Primary taxonomy
Radiation Oncology Physician 2085R0001X
License number
MD150151 OR
Self-reported in NPPES; status is on the state search
Practice location
4805 NE Glisan St, Portland, OR 97213
Phone
(503) 215-6029
Enumerated
May 23, 2007
Record last updated
Dec 5, 2023
Fax
(503) 215-6387
Medicaid IDs
8558553 WA
500610535 OR
Medicare enrollment
Enrolled (PECOS I20091124000703); may accept Medicare assignment
Medical or professional school
Mayo Medical School, 2004
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 4805 NE Glisan St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Bethany Adams, DNP, AGACNPGerontology Nurse Practitioner1053955047
  2. Elie Adwani, MDStudent in an Organized Health Care Education/Training Program1952262453
  3. Rehan Ahmad, MDColon & Rectal Surgery Physician1750457990
  4. Stephanie Ahmed, MDObstetrics & Gynecology Physician1447269170
  5. Shaghayegh Aliabadi, M.D.Surgery Physician1083785562
  6. Anna Apostolou-Keith, RD, LDNRegistered Dietitian1639838790

Verify Marka Rae Crittenden in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersOregon Medical Board
    Search for license MD150151
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Oregon license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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21% fewer Medicare Part D claims than the average radiation oncology physician in 2024

106 Medicare Part D claims for 54 beneficiaries, against an average of 134 among the 4,851 providers of this specialty who prescribed in Part D. Brand-name drugs were 25% of claims.

  1. Marka Crittenden106
  2. Specialty average134

Most prescribed

  1. Levothyroxine Sodium14 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.

Marka Rae Crittenden among 115 radiation oncology physician records in Oregon

Marka Rae Crittenden, M.D. PH.D. is one of 115 radiation oncology 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 2007, is newer than 52% of them.

  • NPI issued2007 · 52% of these records are older, 42% newer
  • In a Medicare fileYes · 77% of these records are
  • In the CMS Doctors and Clinicians fileYes · 74% of these records are
  • Graduated2004 · median 2006 among the 85 with a school on file
  • Record last updated2023 · 50% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085R0001X and a Oregon practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Radiation Oncology Physician providers in Oregon

There are 115 radiation oncology physician records in Oregon.

The 8 radiation oncology physician records with the nearest ZIP codes

  1. Adam Avant, MDPortland, OR 972131700413788
  2. Stephen Bader, MDPortland, OR 972131790787422
  3. Roy Bliley, MDPortland, OR 972131407484314
  4. Christina Huang, MDPortland, OR 972131558947002
  5. Cymon Kersch, MDPortland, OR 972131023684735
  6. Eric Nesbit, M.D.Portland, OR 972131396134078
  7. Steven Seung, MD, PHDPortland, OR 972131396738431
  8. Matthew Solhjem, MDPortland, OR 972131356334403

Common questions

What is Marka Rae Crittenden, M.D. PH.D.'s NPI number?

Marka Rae Crittenden, M.D. PH.D.'s National Provider Identifier (NPI) is 1619187143, issued on May 23, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Marka Rae Crittenden, M.D. PH.D. located?

The NPPES record lists a practice address at 4805 NE Glisan St, Portland, OR, 97213. Phone: (503) 215-6029. Providers update this record themselves, so call before visiting.

How can I verify Marka Rae Crittenden, M.D. PH.D.'s license?

NPPES lists Oregon license number MD150151, 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 Marka Rae Crittenden, M.D. PH.D. prescribe under Medicare Part D?

In 2024, Marka Rae Crittenden, M.D. PH.D. had 106 Medicare Part D claims for 54 beneficiaries; the average among radiation oncology physician prescribers was 134. 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.