Dr. Gregory J. Ochsner, MD

  • Paoli, PA
  • Radiation oncologist
NPI1689660011PAC ID0648308445
Medicare services, 2024
3,491
Medicare patients, 2024
331
Part D claims, 2024
428
Publications
1
Hospital affiliations
5
Practice address
255 West Lancaster Avenue, Paoli, PA 19301
Practice phone
Call (610) 648-1000
Professional email
Get professional email
Personal email
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Mobile number
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Social profiles

Primary practice

Paoli Hospital

Hospital · Paoli, Pennsylvania

See all 9 affiliations

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Dr. Gregory J. Ochsner is a radiation oncologist in Paoli, Pennsylvania

Dr. Ochsner practices at Paoli Hospital in Paoli, Pennsylvania, part of Main Line Health System.

Dr. Ochsner's NPI, 1689660011, was assigned on September 21, 2005. Dr. Ochsner graduated from Tulane School of Medicine in 1988. Dr. Ochsner holds Pennsylvania license MD055074L.

NPI and contact details
Medicare PAC ID
0648308445
NPI enumeration date
September 21, 2005
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(610) 648-1000
Professional email
Get email
Personal email
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Mobile number
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Sex
Male
Estimated age
64
Medical school graduation
1988

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Gregory J. Ochsner practices at Paoli Hospital in Paoli, Pennsylvania

Dr. Ochsner's primary practice is Paoli Hospital, at 255 West Lancaster Avenue, Paoli, PA 19301 in Chester County. The practice phone is (610) 648-1000.

  • Paoli Hospital
    255 West Lancaster Avenue, Paoli, PA 19301 · Chester CountyPhone(610) 648-1000

Source: Dmand AI Affiliation Data

Dr. Gregory J. Ochsner is affiliated with 7 sites of care and 2 medical groups

Dr. Ochsner's primary practice is Paoli Hospital in Paoli, Pennsylvania, part of Main Line Health System. Dr. Ochsner is also affiliated with Chester County Hospital. The medical group on file is Main Line Radiation Oncology. Dmand AI also links Dr. Ochsner to 3 more hospitals, 1 group practice or clinic, 1 home health agency and 1 medical group, each named with a free account.

See all 9 affiliations for Dr. Ochsner

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Gregory J. Ochsner's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Ochsner practices, 7 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Paoli HospitalAvailable with a free account
+6 more sites and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

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Dr. Gregory J. Ochsner is one of 304 radiation oncologists in Pennsylvania

Radiation oncology is Dr. Ochsner's primary specialty in the NPI Registry, under taxonomy code 2085R0001X. Dr. Ochsner is board certified in radiation oncology by the American Board of Radiology. Dmand AI has Dr. Ochsner's licenses on file in 3 states: Pennsylvania, New York and Louisiana.

Specialties and state licenses

  • Radiation oncology, PennsylvaniaPrimaryLicense MD055074L · 1995 to 2026 · taxonomy 2085R0001X
  • New York license1989 to 1997
  • Louisiana license1988 to 1989

Clinical focus

Dmand AI lists bladder cancer radiation, bone cancer radiation, brain cancer radiation, brain tumor radiation, breast cancer radiation, cancer radiation-upper GI, colorectal cancer radiation and head & neck cancer radiation among the conditions Dr. Ochsner treats.

Radiation oncologists near Dr. Ochsner

Counts of radiation oncologists with a Dmand AI profile, by place and practice. Each opens the list.

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Dr. Gregory J. Ochsner billed Medicare for 3,491 services in 2024

CMS data shows 3,491 Medicare services from Dr. Ochsner across 21 procedure codes in 2024, for 331 Medicare patients. Medicare paid $263,050 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 20243,491
Medicare patients331
Paid by Medicare$263,050
Procedure codes21

Dr. Ochsner's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Imaging
2023: 2,3382024: 2,5368%
Other services
2023: 6762024: 59113%
Office and hospital visits
2023: 3662024: 3641%

Dr. Ochsner compared with the Pennsylvania median for radiation oncologists, 2024

  • Dr. Ochsner
  • Pennsylvania median
Medicare services
3,491vs 1,0273.4 times
Medicare patients
331vs 1602.1 times
Part D claims
268vs 396.9 times

Medians across 308 radiation oncologists in Pennsylvania with Dmand AI profiles that report each measure.

Dr. Ochsner's most billed Medicare procedure codes, 2024

CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.

See all procedures by Dr. Ochsner

Need commercial claims for Dr. Ochsner?

Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Ochsner and other radiation oncologists in Pennsylvania.

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Gregory J. Ochsner treated 331 Medicare patients in 2024, average age 77

CMS counts 331 Medicare patients who saw Dr. Ochsner in 2024. The largest group is 75 to 84, with 139 patients. 75% of them have cancer, and 75% have high cholesterol. 5% are also on Medicaid. Their average risk score is 1.83, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Dr. Ochsner's median patient age at 74, with 48% women.

Medicare patients, 2024331
Average age77
Average risk score1.83
Also on Medicaid5%

Dr. Ochsner's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Ochsner's Medicare patients by sex, 2024

  • Women16951%
  • Men16249%

Chronic conditions among Dr. Ochsner's Medicare patients, 2024

  1. Cancer75%
  2. High cholesterol75%
  3. High blood pressure74%
  4. Arthritis44%
  5. Ischemic heart disease38%
  6. Diabetes27%
  7. COPD25%
  8. Atrial fibrillation24%

Share of Medicare patients with each condition. A patient can have several.

Dr. Ochsner's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 74

Patient panel by sex, all payers

  • Women48%
  • Men50%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Gregory J. Ochsner wrote 428 Medicare Part D claims in 2024

In 2024, Dr. Ochsner wrote 428 Medicare Part D claims for 155 patients. 93% of them were for generic drugs. CMS names the drug for 268 of them, across 9 drugs with 11 or more claims each, at $3,509 in total drug cost. In 2023, CMS named 310 claims across 11 drugs.

Part D claims, 2024428
Drugs named by CMS9
Total drug cost$3,509
Part D patients155

Dr. Ochsner's Part D claims by kind of drug, 2024

  • Generic397 claims93%
  • Brand-name and other31 claims7%

Dr. Ochsner's most prescribed drugs by claims, 2024

CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.

Drug classes CMS tracks in Dr. Ochsner's Part D claims, 2024

  • Opioids17%74 of 428 claims
  • Antibiotics8%35 of 428 claims

Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.

Part D claims for drugs CMS names, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 3102024: 26814%

Drugs named by CMS: 9 in 2024, 11 in 2023.

See all prescribing by Dr. Ochsner

Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data

How Dr. Gregory J. Ochsner takes part in Medicare

Dr. Ochsner accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Source: Doctors and Clinicians National Downloadable File (CMS)

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Dr. Gregory J. Ochsner has 1 publication on record

Dmand AI links 1 paper to Dr. Ochsner. Dr. Ochsner's most frequent co-author is Christopher K. Senkowski, MD.

Papers1

Dr. Ochsner's most frequent co-authors

Recent publications by Dr. Ochsner

See all 1 publications and co-authors

See who Dr. Ochsner researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Ochsner works with, so you can find a warm path to the right radiation oncologists.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Gregory J. Ochsner received $10,786 in industry payments from 2016 to 2025

CMS Open Payments shows 194 general payments to Dr. Ochsner from 44 drug and device companies from 2016 to 2025. Consulting fees make up the largest share, 54% of the total. AstraZeneca Pharmaceuticals LP paid the most, $6,822.

General payments to Dr. Ochsner by program year, 2016 to 2025

General payments to Dr. Ochsner by kind, 2016 to 2025

$10.8Kin total
  • Consulting fees$5,80054%
  • Food and beverage$4,94446%
  • Education$420%

Companies that paid Dr. Ochsner the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Ochsner

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. Gregory J. Ochsner has 1 award and honors on record

Dmand AI lists 1 award for Dr. Ochsner, most recently CMS Stage 1 EHR in 2013.

Awards and honors for Dr. Ochsner

  1. 2013
    • CMS Stage 1 EHR

Source: Dmand AI Professional Profile Data

Dr. Gregory J. Ochsner graduated from Tulane School of Medicine

Dr. Ochsner graduated from Tulane School of Medicine in 1988.

  1. Medical schoolTulane School of Medicine
  2. Board certified in radiation oncologyAmerican Board of Radiology

Source: Dmand AI Professional Profile Data

Dr. Gregory J. Ochsner accepts plans from 16 insurance carriers

Dr. Ochsner is in network with 16 carriers, including Aetna, HCSC and Highmark. PPO plans come from the most carriers, 11. Check the plan with the practice before a visit.

Plan types Dr. Ochsner accepts, by number of carriers

  1. PPO11
  2. HMO9
  3. Medicare8
  4. EPO5
  5. POS5

Source: Dmand AI Insurance Network Data

Sources for Dr. Gregory J. Ochsner's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Awards and committee rolesDmand AI Professional Profile Data
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Gregory J. Ochsner

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Dr. Gregory J. Ochsner's NPI number?

Dr. Gregory J. Ochsner's NPI number is 1689660011. It was assigned on September 21, 2005, and it is active in the NPI Registry.

What kind of doctor is Dr. Gregory J. Ochsner?

Dr. Gregory J. Ochsner is a radiation oncologist in Paoli, Pennsylvania. The primary specialty in the NPI Registry is Radiation Oncology Physician (taxonomy code 2085R0001X).

Where does Dr. Gregory J. Ochsner practice?

Dr. Ochsner practices at 255 West Lancaster Avenue, Paoli, PA 19301. Dr. Ochsner's primary practice is Paoli Hospital in Paoli, Pennsylvania, part of Main Line Health System. Dmand AI also links Dr. Ochsner to 3 hospitals, 1 group practice or clinic, 1 home health agency and 1 medical group.

What is Dr. Gregory J. Ochsner's office phone number?

The practice phone on file for Dr. Ochsner is (610) 648-1000.

What is Dr. Gregory J. Ochsner's medical license number?

Dr. Ochsner holds Pennsylvania license MD055074L, one of the licenses on file in 3 states.

Which states has Dr. Gregory J. Ochsner been licensed in?

Dmand AI has state licenses on file for Dr. Ochsner in Pennsylvania (1995 to 2026), New York (1989 to 1997) and Louisiana (1988 to 1989).

Which hospitals is Dr. Gregory J. Ochsner affiliated with?

Dr. Ochsner practices at Paoli Hospital in Paoli, Pennsylvania. Dr. Ochsner is also affiliated with Chester County Hospital. Dmand AI links Dr. Ochsner to 3 more hospitals.

What medical group is Dr. Gregory J. Ochsner part of?

Dr. Ochsner is linked to Main Line Radiation Oncology. Dmand AI links Dr. Ochsner to 1 more medical group.

Does Dr. Gregory J. Ochsner accept Medicare?

Yes. CMS data shows Dr. Ochsner billed Medicare for 3,491 services in 2024, and Dr. Ochsner accepts Medicare assignment.

How many Medicare patients does Dr. Gregory J. Ochsner see?

CMS counts 331 Medicare patients who saw Dr. Ochsner in 2024, with an average age of 77.

Show 9 more questionsShow fewer questions

Is Dr. Gregory J. Ochsner board certified?

Yes. Dr. Ochsner is board certified in radiation oncology by the American Board of Radiology.

What services does Dr. Gregory J. Ochsner bill to Medicare?

In 2024, Dr. Ochsner's most billed Medicare services were radiation oncology (77014), medicare service (G6002) and radiation oncology (77427).

Where did Dr. Gregory J. Ochsner go to medical school?

Dr. Ochsner graduated from Tulane School of Medicine in 1988.

What drugs does Dr. Gregory J. Ochsner prescribe most?

In 2024 Medicare Part D data, Dr. Ochsner's most prescribed drugs by claims were Tamsulosin HCl, Pantoprazole Sodium and Oxycodone HCl.

Has Dr. Gregory J. Ochsner received payments from drug or device companies?

CMS Open Payments shows $10,786 in general payments to Dr. Ochsner from 44 companies from 2016 to 2025. The largest total came from AstraZeneca Pharmaceuticals LP.

How long has Dr. Gregory J. Ochsner been practicing?

Dr. Ochsner graduated from medical school in 1988, 38 years ago.

Does Dr. Gregory J. Ochsner do research?

Dmand AI links 1 publication to Dr. Ochsner.

Who does Dr. Gregory J. Ochsner publish with?

Dr. Ochsner's most frequent co-authors are Christopher K. Senkowski, MD (1 shared paper).

What insurance does Dr. Gregory J. Ochsner accept?

Dr. Ochsner is in network with 16 carriers, including Aetna, HCSC and Highmark. PPO plans come from the most carriers, 11. Check the plan with the practice before a visit.

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