Spencer Shao, M.D.
Medical Oncology Physician · Portland, OR
Spencer Shao, M.D. is a medical oncology physician with a practice address in Portland, Oregon, and NPI 1841293420, issued on May 27, 2005. Check the license (Oregon MD20407, as entered in NPPES) on the Oregon Medical Board; the Medicare figures below come from public CMS files.
- Name
- Spencer Shao
- Credential
- M.D.
- Primary taxonomy
- Medical Oncology Physician 207RX0202X
- License number
- MD20407 OR
Self-reported in NPPES; status is on the state search - Practice location
- 265 N Broadway St, Portland, OR 97227
- Phone
- (503) 280-1223
- Enumerated
- May 27, 2005
- Entity
- Type 1 · individual
Also registered at 265 N Broadway St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Jennifer Christiansen, P.A.Surgical Physician Assistant1851394878
- Lisa Clark, FNPFamily Nurse Practitioner1942276282
- Nicolaas De Wette, M.D.Radiation Oncology Physician1689677692
- Tony Ho, MDHematology & Oncology Physician1417949124
- Angela Kalisiak, M.D.Hematology & Oncology Physician1386647147
- Jody Kujovich, MDHematology & Oncology Physician1972562809
Verify Spencer Shao in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersOregon Medical Board
Search for license MD20407Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
87% more Medicare Part D claims than the average medical oncology physician in 2024
1,372 Medicare Part D claims for 183 beneficiaries, against an average of 732 among the 2,742 providers of this specialty who prescribed in Part D. 145 claims were for opioids.
Most prescribed
- Abiraterone Acetate215 claims
- Prednisone170 claims
- Oxycodone Hcl69 claims
- Eliquis48 claims
- Hydroxyurea38 claims
- Hydrocodone-Acetaminophen37 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 Medicare quality score for 2023: 97.3 of 100
The Merit-based Incentive Payment System score is reported for this clinician. 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; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $4,834.14
5 payments, mostly consulting fee; the largest payer was Ipsen Biopharmaceuticals, Inc. The 2,246 providers of this specialty with any payment received $11,943.39 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.
One hospital or facility affiliation
- Northwest Cancer Specialists PCTigard, OR
Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Medical Oncology Physician providers in Oregon
There are 58 medical oncology physician records in Oregon.
Other medical oncology physician records in Oregon
- Anupama Acheson, MDPortland, OR1780689513
- Dilip Babu, MDTualatin, OR1285904615
- Titas BanerjeeGresham, OR1659807931
- Tomasz Beer, MDPortland, OR1669487179
- Charles Blanke, MDPortland, OR1639187198
- Theodore Braun, M.D., PH.D.Portland, OR1750708202
- Coralia Calomeni, MDBend, OR1740255744
- Jeremy Cetnar, M.D.Portland, OR1104804970
- Alison Conlin, MDPortland, OR1841460193
- Todd Crocenzi, M.D.Portland, OR1336130806
Common questions
What is Spencer Shao, M.D.'s NPI number?
Spencer Shao, M.D.'s National Provider Identifier (NPI) is 1841293420, issued on May 27, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Spencer Shao, M.D. located?
The NPPES record lists a practice address at 265 N Broadway St, Portland, OR, 97227. Phone: (503) 280-1223. Providers update this record themselves, so call before visiting.
How can I verify Spencer Shao, M.D.'s license?
NPPES lists Oregon license number MD20407, 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 Spencer Shao, M.D. prescribe under Medicare Part D?
In 2024, Spencer Shao, M.D. had 1,372 Medicare Part D claims for 183 beneficiaries; the average among medical oncology physician prescribers was 732. Part D covers Medicare prescriptions only.
What is Spencer Shao, M.D.'s Medicare quality score?
The 2023 MIPS final score is 97.3 of 100. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.