Dr. John K. Grimm, DO
- Medicare services, 2024
- 82
- Medicare patients, 2024
- 80
- Part D claims, 2024
- 2,188
- Industry payments
- $147
- Affiliated sites
- 1
- Practice address
- 3300 Mercy Health Blvd, Cincinnati, OH 45211
- Practice phone
- Call (513) 215-5000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Mercy Health - West Hospital
Cincinnati, Ohio
Find Dr. Grimm's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. John K. Grimm is an internist in Cincinnati, Ohio
Dr. Grimm practices at Mercy Health - West Hospital in Cincinnati, Ohio.
Dr. Grimm's NPI, 1912949918, was assigned on June 12, 2006. Dr. Grimm graduated from Ohio University, College of Osteopathic Medicine in 1992. Dr. Grimm holds Ohio license 34005816.
- NPI
- 1912949918NPI Registry (opens in a new tab)
- NPI enumeration date
- June 12, 2006
- NPI status
- Active
- Practice phone
- (513) 215-5000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 60
- Medical school graduation
- 1992
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Dr. John K. Grimm practices at Mercy Health - West Hospital in Cincinnati, Ohio
Dr. Grimm's primary practice is Mercy Health - West Hospital, at 3300 Mercy Health Blvd, Cincinnati, OH 45211 in Hamilton County. The practice phone is (513) 215-5000.
- Mercy Health - West Hospital3300 Mercy Health Blvd, Cincinnati, OH 45211 · Hamilton CountyPhone(513) 215-5000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. John K. Grimm is affiliated with 2 sites of care and 1 medical group
Dr. Grimm's primary practice is Mercy Health - West Hospital in Cincinnati, Ohio. The medical group on file is Mercy Health Physicians. Dmand AI also links Dr. Grimm to 1 more group practice or clinic, named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. John K. Grimm's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Grimm practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Mercy Health - West 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. John K. Grimm is one of 4,708 internists in Ohio
Internal medicine is Dr. Grimm's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Grimm is licensed in Ohio.
Specialties and state licenses
- Internal medicine, OhioPrimary
Internists near Dr. Grimm
Counts of internists 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. John K. Grimm billed Medicare for 82 services in 2024
CMS data shows 82 Medicare services from Dr. Grimm across 2 procedure codes in 2024, all of them office visits, for 80 Medicare patients. Medicare paid $1,228 for them. Every service was in an office.
Dr. Grimm's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 6542024: 8287%
- Lab and pathology
- 2023: 242024: 0100%
- Tests and treatments
- 2023: 342024: 0100%
- Other services
- 2023: 1262024: 0100%
Dr. Grimm compared with the Ohio median for internists, 2024
- Dr. Grimm
- Ohio median
- Medicare services
- 82vs 48783% below
- Medicare patients
- 80vs 19258% below
- Part D claims
- 1,814vs 2946.2 times
Medians across 4,703 internists in Ohio with Dmand AI profiles that report each measure.
Dr. Grimm'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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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Grimm and other internists in Ohio.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. John K. Grimm treated 80 Medicare patients in 2024, average age 75
CMS counts 80 Medicare patients who saw Dr. Grimm in 2024. The largest group is 65 to 74, with 34 patients. 75% of them have high cholesterol, and 73% have high blood pressure. Their average risk score is 0.96, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Grimm's median patient age at 67, with 39% women.
Dr. Grimm's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Grimm's Medicare patients by sex, 2024
- Women3848%
- Men4253%
Chronic conditions among Dr. Grimm's Medicare patients, 2024
- High cholesterol75%
- High blood pressure73%
- Arthritis30%
- Ischemic heart disease28%
- Diabetes26%
- Cancer21%
- Chronic kidney disease21%
- Heart failure15%
Share of Medicare patients with each condition. A patient can have several.
Dr. Grimm's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 67
Patient panel by sex, all payers
- Women39%
- Men60%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. John K. Grimm wrote 2,188 Medicare Part D claims in 2024
In 2024, Dr. Grimm wrote 2,188 Medicare Part D claims for 482 patients. 88% of them were for generic drugs. CMS names the drug for 1,814 of them, across 48 drugs with 11 or more claims each, at $28,673 in total drug cost. In 2023, CMS named 6,383 claims across 92 drugs.
Dr. Grimm's Part D claims by kind of drug, 2024
- Generic1,936 claims88%
- Brand-name223 claims10%
- Other29 claims1%
Dr. Grimm'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. Grimm's Part D claims, 2024
- Antibiotics3%59 of 2,188 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: 6,3832024: 1,81472%
Drugs named by CMS: 48 in 2024, 92 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
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Dr. John K. Grimm received $147 in industry payments from 2016 to 2023
CMS Open Payments shows 11 general payments to Dr. Grimm from 7 drug and device companies from 2016 to 2023. Food and beverage make up the largest share, 100% of the total. Pfizer Inc. paid the most, $33.
General payments to Dr. Grimm by program year, 2016 to 2023
Companies that paid Dr. Grimm the most, 2016 to 2023
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. John K. Grimm graduated from Ohio University, College of Osteopathic Medicine
Dr. Grimm graduated from Ohio University, College of Osteopathic Medicine in 1992.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. John K. Grimm'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation 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) |
| 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. John K. Grimm
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. John K. Grimm's NPI number?
Dr. John K. Grimm's NPI number is 1912949918. It was assigned on June 12, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. John K. Grimm?
Dr. John K. Grimm is an internist in Cincinnati, Ohio. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. John K. Grimm practice?
Dr. Grimm practices at 3300 Mercy Health Blvd, Cincinnati, OH 45211. Dr. Grimm's primary practice is Mercy Health - West Hospital in Cincinnati, Ohio. Dmand AI also links Dr. Grimm to 1 group practice or clinic.
What is Dr. John K. Grimm's office phone number?
The practice phone on file for Dr. Grimm is (513) 215-5000.
What is Dr. John K. Grimm's medical license number?
Dr. Grimm holds Ohio license 34005816.
What medical group is Dr. John K. Grimm part of?
Dr. Grimm is linked to Mercy Health Physicians.
Does Dr. John K. Grimm accept Medicare?
Yes. CMS data shows Dr. Grimm billed Medicare for 82 services in 2024.
How many Medicare patients does Dr. John K. Grimm see?
CMS counts 80 Medicare patients who saw Dr. Grimm in 2024, with an average age of 75.
What services does Dr. John K. Grimm bill to Medicare?
In 2024, Dr. Grimm's most billed Medicare services were office visit, established patient (99213) and office visit, established patient (99214).
Where did Dr. John K. Grimm go to medical school?
Dr. Grimm graduated from Ohio University, College of Osteopathic Medicine in 1992.
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What drugs does Dr. John K. Grimm prescribe most?
In 2024 Medicare Part D data, Dr. Grimm's most prescribed drugs by claims were Atorvastatin Calcium, Lisinopril and Amlodipine Besylate.
Has Dr. John K. Grimm received payments from drug or device companies?
CMS Open Payments shows $147 in general payments to Dr. Grimm from 7 companies from 2016 to 2023. The largest total came from Pfizer Inc.
How long has Dr. John K. Grimm been practicing?
Dr. Grimm graduated from medical school in 1992, 34 years ago.
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