Dr. Gary Mason Wilkes, MD
- Medicare services, 2024
- 764
- Medicare patients, 2024
- 142
- Part D claims, 2024
- 397
- Hospital affiliations
- 2
- Industry payments
- $3,385
- Practice address
- 12300 McCracken Road, Garfield Heights, OH 44125
- Practice phone
- Call (216) 587-8210
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Wilkes' professional email, personal email and mobile number
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Dr. Gary Mason Wilkes is a psychiatrist in Cleveland, Ohio
Dr. Wilkes practices at Marymount Hospital in Garfield Heights, Ohio, part of The Cleveland Clinic Foundation.
Dr. Wilkes' NPI, 1548265051, was assigned on June 21, 2005. Dr. Wilkes graduated from University of Cincinnati College of Medicine in 1981. Dr. Wilkes holds Ohio license 35049560.
- NPI
- 1548265051NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4486745932
- NPI enumeration date
- June 21, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (216) 587-8210
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 71
- Medical school graduation
- 1981
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Gary Mason Wilkes practices at Marymount Hospital in Garfield Heights, Ohio
Dr. Wilkes' primary practice is Marymount Hospital, at 12300 McCracken Road, Garfield Heights, OH 44125 in Cuyahoga County. The practice phone is (216) 587-8210.
- Marymount Hospital12300 McCracken Road, Garfield Heights, OH 44125 · Cuyahoga CountyPhone(216) 587-8210
Source: Dmand AI Affiliation Data
Dr. Gary Mason Wilkes is affiliated with 3 sites of care
Dr. Wilkes' primary practice is Marymount Hospital in Garfield Heights, Ohio, part of The Cleveland Clinic Foundation. Dr. Wilkes is also affiliated with South Pointe Hospital. Dmand AI also links Dr. Wilkes to 1 more physician office, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Gary Mason Wilkes' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Wilkes practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Marymount Hospital | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Gary Mason Wilkes is one of 1,227 psychiatrists in Ohio
Psychiatry is Dr. Wilkes' primary specialty in the NPI Registry, under taxonomy code 2084P0800X. Dr. Wilkes is licensed in Ohio.
Specialties and state licenses
- Psychiatry, OhioPrimary
Psychiatrists near Dr. Wilkes
Counts of psychiatrists 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. Gary Mason Wilkes billed Medicare for 764 services in 2024
CMS data shows 764 Medicare services from Dr. Wilkes across 5 procedure codes in 2024, for 142 Medicare patients. Medicare paid $52,151 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Wilkes' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1,2222024: 76437%
Dr. Wilkes compared with the Ohio median for psychiatrists, 2024
- Dr. Wilkes
- Ohio median
- Medicare services
- 764vs 1315.8 times
- Medicare patients
- 142vs 483.0 times
- Part D claims
- 218vs 25414% below
Medians across 1,320 psychiatrists in Ohio with Dmand AI profiles that report each measure.
Dr. Wilkes' 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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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Wilkes and other psychiatrists in Ohio.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Gary Mason Wilkes treated 142 Medicare patients in 2024, average age 75
CMS counts 142 Medicare patients who saw Dr. Wilkes in 2024. The largest group is 75 to 84, with 44 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 38% are also on Medicaid. Their average risk score is 2.26, 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. Wilkes' median patient age at 75, with 62% women.
Dr. Wilkes' Medicare patients by age, 2024
Dr. Wilkes' Medicare patients by sex, 2024
- Women8560%
- Men5740%
Chronic conditions among Dr. Wilkes' Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Alzheimer's and dementia73%
- Mood disorders68%
- Depression61%
- Arthritis59%
- Anxiety56%
- Chronic kidney disease44%
Share of Medicare patients with each condition. A patient can have several.
Dr. Wilkes' 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
- Women62%
- Men37%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Gary Mason Wilkes wrote 397 Medicare Part D claims in 2024
In 2024, Dr. Wilkes wrote 397 Medicare Part D claims for 96 patients. 95% of them were for generic drugs. CMS names the drug for 218 of them, across 9 drugs with 11 or more claims each, at $3,376 in total drug cost. In 2023, CMS named 117 claims across 3 drugs.
Dr. Wilkes' Part D claims by kind of drug, 2024
- Generic379 claims95%
- Brand-name18 claims5%
Dr. Wilkes' 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. Wilkes' Part D claims, 2024
- Antipsychotics, patients 65 and over23%93 of 397 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: 1172024: 21886%
Drugs named by CMS: 9 in 2024, 3 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. Gary Mason Wilkes takes part in Medicare
Dr. Wilkes 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. Gary Mason Wilkes received $3,385 in industry payments from 2016 to 2021
CMS Open Payments shows 199 general payments to Dr. Wilkes from 12 drug and device companies from 2016 to 2021. Food and beverage make up the largest share, 99% of the total. Otsuka America Pharmaceutical, Inc. paid the most, $1,062.
General payments to Dr. Wilkes by program year, 2016 to 2021
General payments to Dr. Wilkes by kind, 2016 to 2021
- Food and beverage$3,35999%
- Gifts$150%
- Education$100%
Companies that paid Dr. Wilkes the most, 2016 to 2021
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Gary Mason Wilkes graduated from University of Cincinnati College of Medicine
Dr. Wilkes graduated from University of Cincinnati College of Medicine in 1981.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Gary Mason Wilkes'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) |
| 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 Dr. Gary Mason Wilkes
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. Gary Mason Wilkes' NPI number?
Dr. Gary Mason Wilkes' NPI number is 1548265051. It was assigned on June 21, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Gary Mason Wilkes?
Dr. Gary Mason Wilkes is a psychiatrist in Cleveland, Ohio. The primary specialty in the NPI Registry is Psychiatry Physician (taxonomy code 2084P0800X).
Where does Dr. Gary Mason Wilkes practice?
Dr. Wilkes practices at 12300 McCracken Road, Garfield Heights, OH 44125. Dr. Wilkes' primary practice is Marymount Hospital in Garfield Heights, Ohio, part of The Cleveland Clinic Foundation. Dmand AI also links Dr. Wilkes to 1 physician office.
What is Dr. Gary Mason Wilkes' office phone number?
The practice phone on file for Dr. Wilkes is (216) 587-8210.
What is Dr. Gary Mason Wilkes' medical license number?
Dr. Wilkes holds Ohio license 35049560.
Which hospitals is Dr. Gary Mason Wilkes affiliated with?
Dr. Wilkes practices at Marymount Hospital in Garfield Heights, Ohio. Dr. Wilkes is also affiliated with South Pointe Hospital.
Does Dr. Gary Mason Wilkes accept Medicare?
Yes. CMS data shows Dr. Wilkes billed Medicare for 764 services in 2024, and Dr. Wilkes accepts Medicare assignment.
How many Medicare patients does Dr. Gary Mason Wilkes see?
CMS counts 142 Medicare patients who saw Dr. Wilkes in 2024, with an average age of 75.
What services does Dr. Gary Mason Wilkes bill to Medicare?
In 2024, Dr. Wilkes' most billed Medicare services were hospital inpatient care (99233), hospital inpatient care (99231) and hospital inpatient care (99232).
Where did Dr. Gary Mason Wilkes go to medical school?
Dr. Wilkes graduated from University of Cincinnati College of Medicine in 1981.
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What drugs does Dr. Gary Mason Wilkes prescribe most?
In 2024 Medicare Part D data, Dr. Wilkes' most prescribed drugs by claims were Olanzapine, Trazodone HCl and Amlodipine Besylate.
Has Dr. Gary Mason Wilkes received payments from drug or device companies?
CMS Open Payments shows $3,385 in general payments to Dr. Wilkes from 12 companies from 2016 to 2021. The largest total came from Otsuka America Pharmaceutical, Inc.
How long has Dr. Gary Mason Wilkes been practicing?
Dr. Wilkes graduated from medical school in 1981, 45 years ago.
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