John Lawrence Gray
- Medicare services, 2024
- 266
- Medicare patients, 2024
- 226
- Part D claims, 2024
- 14
- Hospital affiliations
- 3
- Industry payments
- $10,670
- Practice address
- 1086 Franklin Street, Johnstown, PA 15905
- Practice phone
- Call (814) 534-9000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find John Gray's professional email, personal email and mobile number
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John Lawrence Gray is a general surgeon in Johnstown, Pennsylvania
John Gray practices at Conemaugh Memorial Medical Center in Johnstown, Pennsylvania, part of Lifepoint Health.
John Gray's NPI, 1215958715, was assigned on July 21, 2006. John Gray graduated from Duke University School of Medicine in 1985. John Gray holds North Carolina license 9501257.
- NPI
- 1215958715NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0941245518
- NPI enumeration date
- July 21, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (814) 534-9000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 67
- Medical school graduation
- 1985
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
John Lawrence Gray practices at Conemaugh Memorial Medical Center in Johnstown, Pennsylvania
John Gray's primary practice is Conemaugh Memorial Medical Center, at 1086 Franklin Street, Johnstown, PA 15905 in Cambria County. The practice phone is (814) 534-9000.
- Conemaugh Memorial Medical Center1086 Franklin Street, Johnstown, PA 15905 · Cambria CountyPhone(814) 534-9000
Source: Dmand AI Affiliation Data
John Lawrence Gray is affiliated with 4 sites of care and 5 medical groups
John Gray's primary practice is Conemaugh Memorial Medical Center in Johnstown, Pennsylvania, part of Lifepoint Health. John Gray is also affiliated with Cone Health Alamance Regional Medical Center. The medical group on file is Geisinger. Dmand AI also links John Gray to 1 more hospital, 4 medical groups and 1 group practice or clinic, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at John Lawrence Gray's practice
Dmand AI tracks the electronic health record (EHR) system at each site where John Gray practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Conemaugh Memorial Medical Center | Available with a free account |
| +3 more sites and 4 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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John Lawrence Gray is one of 1,398 general surgeons in Pennsylvania
Surgery is John Gray's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dmand AI has John Gray's licenses on file in 2 states: North Carolina and Pennsylvania.
Specialties and state licenses
- Surgery, North CarolinaPrimary
- Vascular surgery, Pennsylvania
General surgeons near John Gray
Counts of general surgeons 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
John Lawrence Gray billed Medicare for 266 services in 2024
CMS data shows 266 Medicare services from John Gray across 10 procedure codes in 2024, for 226 Medicare patients. Medicare paid $8,058 for them. Every service was in a facility, such as a hospital, rather than an office.
John Gray's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 3142024: 16448%
- Office and hospital visits
- 2023: 1242024: 8135%
- Imaging
- 2023: 502024: 2158%
John Gray compared with the Pennsylvania median for general surgeons, 2024
- John Gray
- Pennsylvania median
- Medicare services
- 266vs 15868% above
- Medicare patients
- 226vs 12778% above
- Part D claims
- 14vs 2952% below
Medians across 1,213 general surgeons in Pennsylvania with Dmand AI profiles that report each measure.
John 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
John Lawrence Gray treated 226 Medicare patients in 2024, average age 75
CMS counts 226 Medicare patients who saw John Gray in 2024. The largest group is 75 to 84, with 86 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 18% are also on Medicaid. Their average risk score is 2.49, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts John Gray's median patient age at 71, with 47% women.
John Gray's Medicare patients by age, 2024
John Gray's Medicare patients by sex, 2024
- Women10245%
- Men12455%
Chronic conditions among John Gray's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis64%
- Ischemic heart disease62%
- Chronic kidney disease51%
- Diabetes46%
- Anxiety38%
- Heart failure38%
Share of Medicare patients with each condition. A patient can have several.
John 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 71
Patient panel by sex, all payers
- Women47%
- Men53%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
John Lawrence Gray wrote 14 Medicare Part D claims in 2024
In 2024, John Gray wrote 14 Medicare Part D claims. Every claim was for a generic drug. They cover 1 drug, with $705 in total drug cost. In 2021, CMS named 42 claims across 2 drugs.
John Gray's most prescribed drugs by claims, 2023
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2021 to 2023
- 2021
- 2023
- Claims for drugs CMS names
- 2021: 422023: 1467%
Drugs named by CMS: 1 in 2023, 2 in 2021.
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 John Lawrence Gray takes part in Medicare
John Gray accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Leg revascularization (restoring blood flow): 1 to 10 procedures (CMS shows small counts as a range)
Removal of tissue: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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John Lawrence Gray received $10,670 in industry payments from 2016 to 2025
CMS Open Payments shows 217 general payments to John Gray from 26 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 90% of the total. Endologix, Inc. paid the most, $2,556.
General payments to John Gray by program year, 2016 to 2025
General payments to John Gray by kind, 2016 to 2025
- Food and beverage$9,55790%
- Travel and lodging$1,11310%
Companies that paid John Gray the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
John Lawrence Gray graduated from Duke University School of Medicine
John Gray graduated from Duke University School of Medicine in 1985.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for John Lawrence 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)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| 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 John Lawrence 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 John Lawrence Gray's NPI number?
John Lawrence Gray's NPI number is 1215958715. It was assigned on July 21, 2006, and it is active in the NPI Registry.
What does John Lawrence Gray specialize in?
John Lawrence Gray is a general surgeon in Johnstown, Pennsylvania. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).
Where does John Lawrence Gray practice?
John Gray practices at 1086 Franklin Street, Johnstown, PA 15905. John Gray's primary practice is Conemaugh Memorial Medical Center in Johnstown, Pennsylvania, part of Lifepoint Health. Dmand AI also links John Gray to 1 hospital, 4 medical groups and 1 group practice or clinic.
What is John Lawrence Gray's office phone number?
The practice phone on file for John Gray is (814) 534-9000.
What is John Lawrence Gray's medical license number?
John Gray holds North Carolina license 9501257, one of the licenses on file in 2 states.
Which states has John Lawrence Gray been licensed in?
Dmand AI has state licenses on file for John Gray in North Carolina and Pennsylvania.
Which hospitals is John Lawrence Gray affiliated with?
John Gray practices at Conemaugh Memorial Medical Center in Johnstown, Pennsylvania. John Gray is also affiliated with Cone Health Alamance Regional Medical Center. Dmand AI links John Gray to 1 more hospital.
What medical group is John Lawrence Gray part of?
John Gray is linked to Geisinger. Dmand AI links John Gray to 4 more medical groups.
Does John Lawrence Gray accept Medicare?
Yes. CMS data shows John Gray billed Medicare for 266 services in 2024, and John Gray accepts Medicare assignment.
How many Medicare patients does John Lawrence Gray see?
CMS counts 226 Medicare patients who saw John Gray in 2024, with an average age of 75.
Show 5 more questionsShow fewer questions
What services does John Lawrence Gray bill to Medicare?
In 2024, John Gray's most billed Medicare services were blood vessel study (93880), blood vessel study (93970) and hospital inpatient care (99231).
Where did John Lawrence Gray go to medical school?
John Gray graduated from Duke University School of Medicine in 1985.
What drugs does John Lawrence Gray prescribe most?
In 2023 Medicare Part D data, John Gray's most prescribed drugs by claims were Cilostazol.
Has John Lawrence Gray received payments from drug or device companies?
CMS Open Payments shows $10,670 in general payments to John Gray from 26 companies from 2016 to 2025. The largest total came from Endologix, Inc.
How long has John Lawrence Gray been practicing?
John Gray graduated from medical school in 1985, 41 years ago.
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