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Radiation Oncology

Sean R. Quinlan Davidson, MD

Works at hospitals in Allentown, PA · Dickson City, PA · East Stroudsburg, PA … · Pennsylvania

Summary

Dr. Sean R. Quinlan Davidson, MD is a radiation oncologist at 1240 S Cedar Crest Blvd, Allentown, PA 18103. Phone: (610) 402-0709. Accepts Medicare assignment. In 2024, Sean R. Quinlan Davidson had 241 Original Medicare patients and 3,233 services. NPI 1588096788. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

From official Medicare data

This page shows what Medicare's official clinician data says about Sean R. Quinlan Davidson, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Sean R. Quinlan Davidson accept Medicare assignment?
Yes. Medicare's clinician data says Sean R. Quinlan Davidson accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
How many Medicare patients does Sean R. Quinlan Davidson see?
In 2024, CMS data shows 241 Original Medicare patients and 3,233 services for Sean R. Quinlan Davidson. This counts Original Medicare only and measures volume, not quality.
What is Sean R. Quinlan Davidson's NPI number?
1588096788. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Sean R. Quinlan Davidson, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients241
Services billed to Medicare3,233
Different services or procedures38
Participating Medicare providerYes
Average age of these patients73

Most frequent services

  1. Ct guidance for insertion of radiation therapy fields (77014)1,012 services
  2. Radiation treatment management, 5 treatment sessions (77427)314 services
  3. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)276 services
  4. Intra-fraction localization and tracking of target or patient motion during delivery of radiation therapy (eg,3d positional tracking, gating, 3d surface tracking), each fraction of treatment (G6017)263 services
  5. Calculation of radiation therapy dose (77300)246 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High blood pressure75%
  • High cholesterol75%
  • Cancer (breast, colorectal, lung, prostate, endometrial or leukemia/lymphoma)75%
  • Arthritis40%
  • Ischemic heart disease39%
  • COPD36%

Hospitals where Sean R. Quinlan Davidson works

Medicare's Facility Affiliation Data lists Sean R. Quinlan Davidson at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

  • Lehigh Valley HospitalAllentown, PA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 390133
  • Lehigh Valley Hospital - Dickson CityDickson City, PA · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 390338
  • Lehigh Valley Hospital - PoconoEast Stroudsburg, PA · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 390201
  • St Luke's Hospital - Monroe CampusStroudsburg, PA · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 390330

Practice locations

Addresses where Sean R. Quinlan Davidson is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Sean R. Quinlan Davidson as a member of this group (CMS data updated October 2, 2026).

  • Allentown Radiation Oncology Associates PC10 clinicians in the group

Specialties

Find other Radiation Oncology doctors in Pennsylvania →

Other radiation oncologists in Allentown

Clinicians with the same Medicare primary specialty in Allentown, PA — not a recommendation.

All radiation oncologists in Allentown →

Other clinicians in Allentown Radiation Oncology Associates PC

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialMD
Graduation year2008 (18 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1588096788
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians