Dr. Luke Gray, MD
- Medicare services, 2024
- 1,096
- Medicare patients, 2024
- 403
- Part D claims, 2024
- 331
- Hospital affiliations
- 2
- Industry payments
- $94
- Practice address
- 112 North Seventh Street, Chambersburg, PA 17201
- Practice phone
- Call (717) 267-3000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Gray's professional email, personal email and mobile number
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Dr. Luke Gray is a hospitalist in Chambersburg, Pennsylvania
Dr. Gray practices at WellSpan Chambersburg Hospital in Chambersburg, Pennsylvania, part of WellSpan Health.
Dr. Gray's NPI, 1104449222, was assigned on May 22, 2020. Dr. Gray holds Pennsylvania license MD481776.
- NPI
- 1104449222NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1759743636
- NPI enumeration date
- May 22, 2020
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (717) 267-3000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 33
- Medical school graduation
- 2019
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Luke Gray practices at WellSpan Chambersburg Hospital in Chambersburg, Pennsylvania
Dr. Gray's primary practice is WellSpan Chambersburg Hospital, at 112 North Seventh Street, Chambersburg, PA 17201 in Franklin County. The practice phone is (717) 267-3000.
- WellSpan Chambersburg Hospital112 North Seventh Street, Chambersburg, PA 17201 · Franklin CountyPhone(717) 267-3000
Source: Dmand AI Affiliation Data
Dr. Luke Gray is affiliated with 2 sites of care and 1 medical group
Dr. Gray's primary practice is WellSpan Chambersburg Hospital in Chambersburg, Pennsylvania, part of WellSpan Health. Dr. Gray is also affiliated with WellSpan Waynesboro Hospital. The medical group on file is WellSpan Digestive Health.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Luke Gray's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Gray practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| WellSpan Chambersburg Hospital | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Luke Gray is one of 1,233 hospitalists in Pennsylvania
Hospitalist is Dr. Gray's primary specialty in the NPI Registry, under taxonomy code 208M00000X. Dr. Gray is licensed in Pennsylvania.
Specialties and state licenses
- Hospitalist, PennsylvaniaPrimary
Hospitalists near Dr. Gray
Counts of hospitalists 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. Luke Gray billed Medicare for 1,096 services in 2024
CMS data shows 1,096 Medicare services from Dr. Gray across 5 procedure codes in 2024, for 403 Medicare patients. Medicare paid $82,572 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Gray's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 3012024: 1,096264%
Dr. Gray compared with the Pennsylvania median for hospitalists, 2024
- Dr. Gray
- Pennsylvania median
- Medicare services
- 1,096vs 4132.7 times
- Medicare patients
- 403vs 20696% above
- Part D claims
- 110vs 6862% above
Medians across 1,187 hospitalists in Pennsylvania with Dmand AI profiles that report each measure.
Dr. Gray'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.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Luke Gray treated 403 Medicare patients in 2024, average age 79
CMS counts 403 Medicare patients who saw Dr. Gray in 2024. The largest group is 75 to 84, with 137 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 20% are also on Medicaid. Their average risk score is 2.33, 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. Gray's median patient age at 75, with 52% women.
Dr. Gray's Medicare patients by age, 2024
Dr. Gray's Medicare patients by sex, 2024
- Women25363%
- Men15037%
Chronic conditions among Dr. Gray's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Chronic kidney disease59%
- Arthritis53%
- Diabetes50%
- Ischemic heart disease48%
- Mood disorders48%
- Heart failure47%
Share of Medicare patients with each condition. A patient can have several.
Dr. Gray's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 75
Patient panel by sex, all payers
- Women52%
- Men48%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Luke Gray wrote 331 Medicare Part D claims in 2024
In 2024, Dr. Gray wrote 331 Medicare Part D claims for 179 patients. 90% of them were for generic drugs. CMS names the drug for 110 of them, across 8 drugs with 11 or more claims each, at $498 in total drug cost. In 2023, CMS named 256 claims across 13 drugs.
Dr. Gray's Part D claims by kind of drug, 2024
- Generic297 claims90%
- Brand-name and other34 claims10%
Dr. Gray'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. Gray's Part D claims, 2024
- Opioids4%14 of 331 claims
- Antibiotics27%89 of 331 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: 2562024: 11057%
Drugs named by CMS: 8 in 2024, 13 in 2023.
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. Luke Gray takes part in Medicare
Dr. Gray 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. Luke Gray received $94 in industry payments from 2023 to 2025
CMS Open Payments shows 3 general payments to Dr. Gray from 3 drug and device companies from 2023 to 2025. Food and beverage make up the largest share, 100% of the total. Globus Medical, Inc. paid the most, $57.
General payments to Dr. Gray by program year, 2023 to 2025
Companies that paid Dr. Gray the most, 2023 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Luke Gray's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare 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 percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Luke Gray
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. Luke Gray's NPI number?
Dr. Luke Gray's NPI number is 1104449222. It was assigned on May 22, 2020, and it is active in the NPI Registry.
What kind of doctor is Dr. Luke Gray?
Dr. Luke Gray is a hospitalist in Chambersburg, Pennsylvania. The primary specialty in the NPI Registry is Hospitalist Physician (taxonomy code 208M00000X).
Where does Dr. Luke Gray practice?
Dr. Gray practices at 112 North Seventh Street, Chambersburg, PA 17201. Dr. Gray's primary practice is WellSpan Chambersburg Hospital in Chambersburg, Pennsylvania, part of WellSpan Health.
What is Dr. Luke Gray's office phone number?
The practice phone on file for Dr. Gray is (717) 267-3000.
What is Dr. Luke Gray's medical license number?
Dr. Gray holds Pennsylvania license MD481776.
Which hospitals is Dr. Luke Gray affiliated with?
Dr. Gray practices at WellSpan Chambersburg Hospital in Chambersburg, Pennsylvania. Dr. Gray is also affiliated with WellSpan Waynesboro Hospital.
What medical group is Dr. Luke Gray part of?
Dr. Gray is linked to WellSpan Digestive Health.
Does Dr. Luke Gray accept Medicare?
Yes. CMS data shows Dr. Gray billed Medicare for 1,096 services in 2024, and Dr. Gray accepts Medicare assignment.
How many Medicare patients does Dr. Luke Gray see?
CMS counts 403 Medicare patients who saw Dr. Gray in 2024, with an average age of 79.
What services does Dr. Luke Gray bill to Medicare?
In 2024, Dr. Gray's most billed Medicare services were hospital inpatient care (99232), hospital inpatient care (99233) and hospital inpatient care (99239).
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What drugs does Dr. Luke Gray prescribe most?
In 2024 Medicare Part D data, Dr. Gray's most prescribed drugs by claims were Amoxicillin-Clavulanate Potass, Atorvastatin Calcium and Cefdinir.
Has Dr. Luke Gray received payments from drug or device companies?
CMS Open Payments shows $94 in general payments to Dr. Gray from 3 companies from 2023 to 2025. The largest total came from Globus Medical, Inc.
How long has Dr. Luke Gray been practicing?
Dr. Gray graduated from medical school in 2019, 7 years ago.
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