Dr. Charles James Casa, DO
- Hospital affiliations
- 1
- Industry payments
- $55
- State license
- 1
- Year NPI issued
- 2025
- Practice address
- 401 North Ewing Street, Lancaster, OH 43130
- Practice phone
- Call (740) 687-8000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Casa'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. Charles James Casa is an internist in Lancaster, Ohio
Dr. Casa practices at Fairfield Medical Center in Lancaster, Ohio, part of Adena Occupational Health.
Dr. Casa's NPI, 1629961800, was assigned on May 29, 2025. Dr. Casa holds Ohio license 58.035197.
- NPI
- 1629961800NPI Registry (opens in a new tab)
- NPI enumeration date
- May 29, 2025
- NPI status
- Active
- Practice phone
- (740) 687-8000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Charles James Casa practices at Fairfield Medical Center in Lancaster, Ohio
Dr. Casa's primary practice is Fairfield Medical Center, at 401 North Ewing Street, Lancaster, OH 43130 in Fairfield County. The practice phone is (740) 687-8000.
- Fairfield Medical Center401 North Ewing Street, Lancaster, OH 43130 · Fairfield CountyPhone(740) 687-8000
Source: Dmand AI Affiliation Data
Dr. Charles James Casa is affiliated with 1 site of care
Dr. Casa's primary practice is Fairfield Medical Center in Lancaster, Ohio, part of Adena Occupational Health.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Charles James Casa's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Casa practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Fairfield Medical Center | 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 Adena Occupational Health and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Charles James Casa is one of 4,708 internists in Ohio
Internal medicine is Dr. Casa's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Casa is licensed in Ohio.
Specialties and state licenses
- Internal medicine, OhioPrimary
Internists near Dr. Casa
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. Charles James Casa's patients have a median age of 69
Across all payers, Dmand AI patient panel data puts Dr. Casa's median patient age at 69, with 56% women.
Dr. Casa's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 69
Patient panel by sex, all payers
- Women56%
- Men44%
Source: Dmand AI Patient Panel Data
Dr. Charles James Casa received $55 in industry payments in 2025
CMS Open Payments shows 3 general payments to Dr. Casa from 3 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Abbvie Inc. paid the most, $21.
Companies that paid Dr. Casa the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Charles James Casa'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 patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| 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. Charles James Casa
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. Charles James Casa's NPI number?
Dr. Charles James Casa's NPI number is 1629961800. It was assigned on May 29, 2025, and it is active in the NPI Registry.
What kind of doctor is Dr. Charles James Casa?
Dr. Charles James Casa is an internist in Lancaster, Ohio. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Charles James Casa practice?
Dr. Casa practices at 401 North Ewing Street, Lancaster, OH 43130. Dr. Casa's primary practice is Fairfield Medical Center in Lancaster, Ohio, part of Adena Occupational Health.
What is Dr. Charles James Casa's office phone number?
The practice phone on file for Dr. Casa is (740) 687-8000.
What is Dr. Charles James Casa's medical license number?
Dr. Casa holds Ohio license 58.035197.
Which hospitals is Dr. Charles James Casa affiliated with?
Dr. Casa practices at Fairfield Medical Center in Lancaster, Ohio.
Has Dr. Charles James Casa received payments from drug or device companies?
CMS Open Payments shows $55 in general payments to Dr. Casa from 3 companies from 2025 to 2025. The largest total came from Abbvie Inc.
How long has Dr. Charles James Casa been practicing?
Dr. Casa's NPI was assigned in 2025.
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