Grace Fan, M.D.
Radiation Oncology Physician · Bethlehem, PA
Grace Fan, M.D. is a radiation oncology physician with a practice address in Bethlehem, Pennsylvania, and NPI 1053516096, issued on Jun 19, 2007. Check the license (Pennsylvania MD433763, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Grace Fan
- Credential
- M.D.
- Primary taxonomy
- Radiation Oncology Physician 2085R0001X
- License numbers
- MD433763 PA
25MA09450900 NJ
Self-reported in NPPES; status is on the state search - Practice location
- 801 Ostrum St, Bethlehem, PA 18015
- Phone
- (484) 526-4841
- Enumerated
- Jun 19, 2007
- Record last updated
- May 1, 2014 (not updated in 12 years: call before relying on the address or phone)
- Fax
- (484) 526-4671
- Medicaid IDs
- 0212491 NJ
102190918 PA - Medicare enrollment
- Enrolled (PECOS I20080918000496); accepts Medicare assignment
- Medical or professional school
- Js Weill Medical College, Cornell University, 2003
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest radiation oncology physician records → All 383 in Pennsylvania → Look up another NPI →
Also registered at 801 Ostrum St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Rama Abbireddy, PAPhysician Assistant1912887555
- Herman AbuchowskiCertified Registered Nurse Anesthetist1669148573
- Daniel Ackerman, M.D.Neurology Physician1154642338
- Kathleen Ackert, DOObstetrics & Gynecology Physician1053933648
- Rachel Ackley, M.S. CCC-SLPSpeech-Language Pathologist1942640321
- Samuel Acquah, MDAnesthesiology Physician1851823785
Verify Grace Fan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license MD433763Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
28% fewer Medicare Part D claims than the average radiation oncology physician in 2024
96 Medicare Part D claims for 52 beneficiaries, against an average of 134 among the 4,851 providers of this specialty who prescribed in Part D. 11 claims were for opioids.
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 MIPS final score for 2023 (Medicare payment program): 95.6 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).
Bills Medicare through one group practice
- St Lukes Physician Group IncEaston, PA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Grace Fan among 383 radiation oncology physician records in Pennsylvania
Grace Fan, M.D. is one of 383 radiation oncology physician records with a practice address in Pennsylvania. 82% 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 49% of them.
- NPI issued2007 · 49% of these records are older, 44% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 75% of these records are
- Graduated2003 · median 2004 among the 285 with a school on file
- Record last updated2014 · 60% 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 Pennsylvania 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 Pennsylvania
There are 383 radiation oncology physician records in Pennsylvania.
All 383 in Pennsylvania → Every provider in Bethlehem → Radiation Oncology Physician nationwide →
The 8 radiation oncology physician records with the nearest ZIP codes
- Nicholas Cardiges, M.D.Bethlehem, PA 180151831142124
- William Smith, MDBethlehem, PA 180151134583677
- Robert Prosnitz, MDAllentown, PA 180131275629578
- David Andolino, MDEaston, PA 180451477715407
- Benjamin Foster, M.D.Easton, PA 180451982099818
- Eleanor Harris, MDEaston, PA 180451427069897
- Bhartesh Shah, M.D.Easton, PA 180451205285970
- Wolfgang Baerwald, MDNew Philadelphia, PA 179591902808009
Common questions
What is Grace Fan, M.D.'s NPI number?
Grace Fan, M.D.'s National Provider Identifier (NPI) is 1053516096, issued on Jun 19, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Grace Fan, M.D. located?
The NPPES record lists a practice address at 801 Ostrum St, Bethlehem, PA, 18015. Phone: (484) 526-4841. Providers update this record themselves, so call before visiting.
How can I verify Grace Fan, M.D.'s license?
NPPES lists Pennsylvania license number MD433763, as entered by the provider. Search the Pennsylvania Department of State (PALS) at https://www.pals.pa.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Grace Fan, M.D. prescribe under Medicare Part D?
In 2024, Grace Fan, M.D. had 96 Medicare Part D claims for 52 beneficiaries; the average among radiation oncology physician prescribers was 134. Part D covers Medicare prescriptions only.
What is Grace Fan, M.D.'s MIPS final score?
The 2023 MIPS final score is 95.6 of 100. 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.