Katherine Shawchan Chen, MD
Radiation Oncology Physician · Baltimore, MD
Katherine Shawchan Chen, MD is a radiation oncology physician with a practice address in Baltimore, Maryland, and NPI 1548765860, issued on Mar 28, 2018. Check the license (Maryland D0097022, as entered in NPPES) on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.
- Name
- Katherine Shawchan Chen
- Credential
- MD
- Primary taxonomy
- Radiation Oncology Physician 2085R0001X
- License number
- D0097022 MD
Self-reported in NPPES; status is on the state search - Practice location
- 9105 Franklin Square Dr Ste 100, Baltimore, MD 21237
- Phone
- (410) 682-6800
- Enumerated
- Mar 28, 2018
- Record last updated
- Nov 15, 2024
- Fax
- (410) 682-2783
- Medicare enrollment
- Enrolled (PECOS I20240118001484); accepts Medicare assignment
- Medical or professional school
- University Of Pittsburgh School Of Medicine, 2018
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest radiation oncology physician records → All 124 in Maryland → Look up another NPI →
Verify Katherine Shawchan Chen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaryland Board of Physicians
Search for license D0097022Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
38% more Medicare Part D claims than the average radiation oncology physician in 2024
185 Medicare Part D claims for 71 beneficiaries, against an average of 134 among the 4,851 providers of this specialty who prescribed in Part D. 16 claims were for opioids.
Most prescribed
- Dexamethasone42 claims
- Tamsulosin Hcl30 claims
- Lidocaine Hcl Viscous18 claims
- Oxycodone Hcl14 claims
- Nystatin12 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): 97.2 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 2 group practices
- Medstar Medical Group II LLCBel Air, MD
- Radiation Oncology Affiliates OF MarylandBel Air, MD
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Katherine Shawchan Chen among 124 radiation oncology physician records in Maryland
Katherine Shawchan Chen, MD is one of 124 radiation oncology physician records with a practice address in Maryland. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 89% of them.
- NPI issued2018 · 89% of these records are older, 10% newer
- In a Medicare fileYes · 80% of these records are
- In the CMS Doctors and Clinicians fileYes · 72% of these records are
- Graduated2018 · median 2006 among the 89 with a school on file
- Record last updated2024 · 65% 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 Maryland 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 Maryland
There are 124 radiation oncology physician records in Maryland.
All 124 in Maryland → Every provider in Baltimore → Radiation Oncology Physician nationwide →
The 8 radiation oncology physician records with the nearest ZIP codes
- Akrita Bhatnagar, MD PHDBaltimore, MD 212371407485519
- Ana Kiess, M.D., PH.D.Baltimore, MD 212311770744716
- Jeffrey Meyer, M.D.Baltimore, MD 212311598938516
- Amol NarangBaltimore, MD 212311871884916
- Kristin Redmond, MDBaltimore, MD 212311508902784
- Daniel Song, M.D.Baltimore, MD 212311275563041
- Sylwester Dziuba, MDBaltimore, MD 212291841291978
- Richard Hudes, MDBaltimore, MD 212291891796926
Common questions
What is Katherine Shawchan Chen, MD's NPI number?
Katherine Shawchan Chen, MD's National Provider Identifier (NPI) is 1548765860, issued on Mar 28, 2018. An NPI identifies a provider in billing; it is not a license.
Where is Katherine Shawchan Chen, MD located?
The NPPES record lists a practice address at 9105 Franklin Square Dr Ste 100, Baltimore, MD, 21237. Phone: (410) 682-6800. Providers update this record themselves, so call before visiting.
How can I verify Katherine Shawchan Chen, MD's license?
NPPES lists Maryland license number D0097022, as entered by the provider. Search the Maryland Board of Physicians at https://www.mbp.state.md.us/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Katherine Shawchan Chen, MD prescribe under Medicare Part D?
In 2024, Katherine Shawchan Chen, MD had 185 Medicare Part D claims for 71 beneficiaries; the average among radiation oncology physician prescribers was 134. Part D covers Medicare prescriptions only.
What is Katherine Shawchan Chen, MD's MIPS final score?
The 2023 MIPS final score is 97.2 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.