Dr. Gregory Devon Griffin, DO
- Medicare services, 2024
- 376
- Medicare patients, 2024
- 358
- Part D claims, 2024
- 39
- Hospital affiliations
- 4
- Industry payments
- $113
- Practice address
- 730 West Market Street, Lima, OH 45801
- Practice phone
- Call (419) 227-3361
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Griffin's professional email, personal email and mobile number
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Dr. Gregory Devon Griffin is an emergency medicine physician in Lima, Ohio
Dr. Griffin practices at Mercy Health - St. Rita's Medical Center in Lima, Ohio, part of Bon Secours Mercy Health.
Dr. Griffin's NPI, 1093207060, was assigned on June 5, 2018. Dr. Griffin graduated from Ohio University, College of Osteopathic Medicine in 2018. Dr. Griffin holds Ohio license 34.015477.
- NPI
- 1093207060NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6608108287
- NPI enumeration date
- June 5, 2018
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (419) 227-3361
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 34
- Medical school graduation
- 2018
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Gregory Devon Griffin practices at Mercy Health - St. Rita's Medical Center in Lima, Ohio
Dr. Griffin's primary practice is Mercy Health - St. Rita's Medical Center, at 730 West Market Street, Lima, OH 45801 in Allen County. The practice phone is (419) 227-3361.
- Mercy Health - St. Rita's Medical Center730 West Market Street, Lima, OH 45801 · Allen CountyPhone(419) 227-3361
Source: Dmand AI Affiliation Data
Dr. Gregory Devon Griffin is affiliated with 4 sites of care and 4 medical groups
Dr. Griffin's primary practice is Mercy Health - St. Rita's Medical Center in Lima, Ohio, part of Bon Secours Mercy Health. Dr. Griffin is also affiliated with J.W. Ruby Memorial Hospital. The medical group on file is University Health Associates. Dmand AI also links Dr. Griffin to 2 more hospitals and 3 medical groups, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Gregory Devon Griffin's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Griffin practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Mercy Health - St. Rita's Medical Center | Available with a free account |
| +3 more sites and 3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Bon Secours Mercy Health and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Gregory Devon Griffin is one of 2,401 emergency medicine physicians in Ohio
Emergency medicine is Dr. Griffin's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Griffin is licensed in Ohio.
Specialties and state licenses
- Emergency medicine, OhioPrimary
Emergency medicine physicians near Dr. Griffin
Counts of emergency medicine physicians 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 Devon Griffin billed Medicare for 376 services in 2024
CMS data shows 376 Medicare services from Dr. Griffin across 3 procedure codes in 2024, for 358 Medicare patients. Medicare paid $47,153 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Griffin's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 4942024: 37624%
Dr. Griffin compared with the Ohio median for emergency medicine physicians, 2024
- Dr. Griffin
- Ohio median
- Medicare services
- 376vs 26641% above
- Medicare patients
- 358vs 24844% above
- Part D claims
- 14vs 6578% below
Medians across 2,448 emergency medicine physicians in Ohio with Dmand AI profiles that report each measure.
Dr. Griffin'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. Gregory Devon Griffin treated 358 Medicare patients in 2024, average age 74
CMS counts 358 Medicare patients who saw Dr. Griffin in 2024. The largest group is 65 to 74, with 122 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 28% are also on Medicaid. Their average risk score is 2.31, 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. Griffin's median patient age at 55, with 47% women.
Dr. Griffin's Medicare patients by age, 2024
Dr. Griffin's Medicare patients by sex, 2024
- Women20958%
- Men14942%
Chronic conditions among Dr. Griffin's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis63%
- Ischemic heart disease61%
- Heart failure52%
- Mood disorders51%
- Anxiety50%
- Depression49%
Share of Medicare patients with each condition. A patient can have several.
Dr. Griffin's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 55
Patient panel by sex, all payers
- Women47%
- Men41%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Gregory Devon Griffin wrote 39 Medicare Part D claims in 2024
In 2024, Dr. Griffin wrote 39 Medicare Part D claims for 28 patients. 97% of them were for generic drugs. CMS names the drug for 14 of them, across 1 drug with 11 or more claims each, at $26 in total drug cost. In 2021, CMS named 14 claims across 1 drug.
Dr. Griffin's Part D claims by kind of drug, 2024
- Generic38 claims97%
- Brand-name and other1 claims3%
Dr. Griffin's most prescribed drugs by claims, 2022
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. Griffin's Part D claims, 2024
- Antibiotics46%18 of 39 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, 2021 to 2022
- 2021
- 2022
- Claims for drugs CMS names
- 2021: 142022: 14No change
Drugs named by CMS: 1 in 2022, 1 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 Dr. Gregory Devon Griffin takes part in Medicare
Dr. Griffin 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 Devon Griffin received $113 in industry payments from 2017 to 2024
CMS Open Payments shows 3 general payments to Dr. Griffin from 3 drug and device companies from 2017 to 2024. Food and beverage make up the largest share, 100% of the total. Haemonetics Corporation paid the most, $86.
General payments to Dr. Griffin by program year, 2017 to 2024
Companies that paid Dr. Griffin the most, 2017 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Gregory Devon Griffin graduated from Ohio University, College of Osteopathic Medicine
Dr. Griffin graduated from Ohio University, College of Osteopathic Medicine in 2018.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Gregory Devon Griffin'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. Gregory Devon Griffin
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 Devon Griffin's NPI number?
Dr. Gregory Devon Griffin's NPI number is 1093207060. It was assigned on June 5, 2018, and it is active in the NPI Registry.
What kind of doctor is Dr. Gregory Devon Griffin?
Dr. Gregory Devon Griffin is an emergency medicine physician in Lima, Ohio. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. Gregory Devon Griffin practice?
Dr. Griffin practices at 730 West Market Street, Lima, OH 45801. Dr. Griffin's primary practice is Mercy Health - St. Rita's Medical Center in Lima, Ohio, part of Bon Secours Mercy Health. Dmand AI also links Dr. Griffin to 2 hospitals and 3 medical groups.
What is Dr. Gregory Devon Griffin's office phone number?
The practice phone on file for Dr. Griffin is (419) 227-3361.
What is Dr. Gregory Devon Griffin's medical license number?
Dr. Griffin holds Ohio license 34.015477.
Which hospitals is Dr. Gregory Devon Griffin affiliated with?
Dr. Griffin practices at Mercy Health - St. Rita's Medical Center in Lima, Ohio. Dr. Griffin is also affiliated with J.W. Ruby Memorial Hospital. Dmand AI links Dr. Griffin to 2 more hospitals.
What medical group is Dr. Gregory Devon Griffin part of?
Dr. Griffin is linked to University Health Associates. Dmand AI links Dr. Griffin to 3 more medical groups.
Does Dr. Gregory Devon Griffin accept Medicare?
Yes. CMS data shows Dr. Griffin billed Medicare for 376 services in 2024, and Dr. Griffin accepts Medicare assignment.
How many Medicare patients does Dr. Gregory Devon Griffin see?
CMS counts 358 Medicare patients who saw Dr. Griffin in 2024, with an average age of 74.
What services does Dr. Gregory Devon Griffin bill to Medicare?
In 2024, Dr. Griffin's most billed Medicare services were emergency department visit (99285), emergency department visit (99284) and critical care (99291).
Show 4 more questionsShow fewer questions
Where did Dr. Gregory Devon Griffin go to medical school?
Dr. Griffin graduated from Ohio University, College of Osteopathic Medicine in 2018.
What drugs does Dr. Gregory Devon Griffin prescribe most?
In 2022 Medicare Part D data, Dr. Griffin's most prescribed drugs by claims were Prednisone.
Has Dr. Gregory Devon Griffin received payments from drug or device companies?
CMS Open Payments shows $113 in general payments to Dr. Griffin from 3 companies from 2017 to 2024. The largest total came from Haemonetics Corporation.
How long has Dr. Gregory Devon Griffin been practicing?
Dr. Griffin graduated from medical school in 2018, 8 years ago.
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