Dr. Jeffrey A. Grass, MD
- Medicare services, 2021
- 12
- Hospital affiliations
- 1
- Industry payments
- $344
- Medical group
- 1
- State license
- 1
- Practice address
- 3000 Mack Rd, Fairfield, OH 45014
- Practice phone
- Call (513) 870-7000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Mercy Health - Fairfield Hospital
Fairfield, Ohio
Find Dr. Grass' 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. Jeffrey A. Grass is an anesthesiologist in Fairfield, Ohio
Dr. Grass practices at Mercy Health - Fairfield Hospital in Fairfield, Ohio.
Dr. Grass' NPI, 1124080262, was assigned on April 4, 2006. Dr. Grass graduated from University of Vermont College of Medicine in 1988. Dr. Grass holds Ohio license 35.066655.
- NPI
- 1124080262NPI Registry (opens in a new tab)
- NPI enumeration date
- April 4, 2006
- NPI status
- Active
- Practice phone
- (513) 870-7000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 64
- Medical school graduation
- 1988
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Dr. Jeffrey A. Grass practices at Mercy Health - Fairfield Hospital in Fairfield, Ohio
Dr. Grass' primary practice is Mercy Health - Fairfield Hospital, at 3000 Mack Rd, Fairfield, OH 45014 in Butler County. The practice phone is (513) 870-7000.
- Mercy Health - Fairfield Hospital3000 Mack Rd, Fairfield, OH 45014 · Butler CountyPhone(513) 870-7000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Jeffrey A. Grass is affiliated with 2 sites of care and 1 medical group
Dr. Grass' primary practice is Mercy Health - Fairfield Hospital in Fairfield, Ohio. Dr. Grass is also affiliated with University Hospitals Cleveland Medical Center. The medical group on file is University Hospitals Medical Practices.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Jeffrey A. Grass' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Grass practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Mercy Health - Fairfield 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. Jeffrey A. Grass is one of 1,673 anesthesiologists in Ohio
Anesthesiology is Dr. Grass' primary specialty in the NPI Registry, under taxonomy code 207L00000X. Dr. Grass is licensed in Ohio.
Specialties and state licenses
- Anesthesiology, OhioPrimary
Anesthesiologists near Dr. Grass
Counts of anesthesiologists 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. Jeffrey A. Grass billed Medicare for 12 services in 2021
CMS data shows 12 Medicare services from Dr. Grass across 1 procedure code in 2021. Medicare paid $435 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Grass' Medicare services by type, 2020 to 2021
- 2020
- 2021
- Surgery
- 2020: 152021: 1220%
Dr. Grass compared with the Ohio median for anesthesiologists, 2021
- Dr. Grass
- Ohio median
- Medicare services
- 12vs 7885% below
Medians across 1,609 anesthesiologists in Ohio with Dmand AI profiles that report each measure.
Dr. Grass' most billed Medicare procedure codes, 2021
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Grass?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Grass and other anesthesiologists in Ohio.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Jeffrey A. Grass' patients have a median age of 77
Across all payers, Dmand AI patient panel data puts Dr. Grass' median patient age at 77, with 4% women.
Dr. Grass' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 77
Patient panel by sex, all payers
- Women4%
- Men91%
Source: Dmand AI Patient Panel Data
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Dr. Jeffrey A. Grass received $344 in industry payments from 2017 to 2022
CMS Open Payments shows 3 general payments to Dr. Grass from 3 drug and device companies from 2017 to 2022. Food and beverage make up the largest share, 71% of the total. Dendreon Pharmaceuticals LLC paid the most, $141.
General payments to Dr. Grass by program year, 2017 to 2022
General payments to Dr. Grass by kind, 2017 to 2022
- Food and beverage$24471%
- Consulting fees$10029%
Companies that paid Dr. Grass the most, 2017 to 2022
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Jeffrey A. Grass graduated from University of Vermont College of Medicine
Dr. Grass graduated from University of Vermont College of Medicine in 1988.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Jeffrey A. Grass'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 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 Data |
| 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. Jeffrey A. Grass
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. Jeffrey A. Grass' NPI number?
Dr. Jeffrey A. Grass' NPI number is 1124080262. It was assigned on April 4, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Jeffrey A. Grass?
Dr. Jeffrey A. Grass is an anesthesiologist in Fairfield, Ohio. The primary specialty in the NPI Registry is Anesthesiology Physician (taxonomy code 207L00000X).
Where does Dr. Jeffrey A. Grass practice?
Dr. Grass practices at 3000 Mack Rd, Fairfield, OH 45014. Dr. Grass' primary practice is Mercy Health - Fairfield Hospital in Fairfield, Ohio.
What is Dr. Jeffrey A. Grass' office phone number?
The practice phone on file for Dr. Grass is (513) 870-7000.
What is Dr. Jeffrey A. Grass' medical license number?
Dr. Grass holds Ohio license 35.066655.
Which hospitals is Dr. Jeffrey A. Grass affiliated with?
Dr. Grass is affiliated with University Hospitals Cleveland Medical Center.
What medical group is Dr. Jeffrey A. Grass part of?
Dr. Grass is linked to University Hospitals Medical Practices.
Does Dr. Jeffrey A. Grass accept Medicare?
Yes. CMS data shows Dr. Grass billed Medicare for 12 services in 2021.
What services does Dr. Jeffrey A. Grass bill to Medicare?
In 2021, Dr. Grass' most billed Medicare services were surgery: heart and blood vessels (36620).
Where did Dr. Jeffrey A. Grass go to medical school?
Dr. Grass graduated from University of Vermont College of Medicine in 1988.
Has Dr. Jeffrey A. Grass received payments from drug or device companies?
CMS Open Payments shows $344 in general payments to Dr. Grass from 3 companies from 2017 to 2022. The largest total came from Dendreon Pharmaceuticals LLC.
How long has Dr. Jeffrey A. Grass been practicing?
Dr. Grass graduated from medical school in 1988, 38 years ago.
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