Dr. George Frederick Geils Sr., MD
- Medicare services, 2019
- 20
- Part D claims, 2020
- 68
- Industry payments
- $13,675
- Affiliated sites
- 1
- State license
- 1
- Practice address
- 171 Ashley Ave, Charleston, SC 29425
- Practice phone
- Call (843) 792-1414
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
MUSC University Hospital
Charleston, South Carolina
Find Dr. Geils' 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. George Frederick Geils Sr. is a hematologist and oncologist in Charleston, South Carolina
Dr. Geils practices at MUSC University Hospital in Charleston, South Carolina.
Dr. Geils' NPI, 1285692855, was assigned on May 3, 2006. Dr. Geils holds South Carolina license 5204.
- NPI
- 1285692855NPI Registry (opens in a new tab)
- NPI enumeration date
- May 3, 2006
- NPI status
- Active
- Practice phone
- (843) 792-1414
- 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 Practice Data
Dr. George Frederick Geils Sr. practices at MUSC University Hospital in Charleston, South Carolina
Dr. Geils' primary practice is MUSC University Hospital, at 171 Ashley Ave, Charleston, SC 29425 in Charleston County. The practice phone is (843) 792-1414.
- MUSC University Hospital171 Ashley Ave, Charleston, SC 29425 · Charleston CountyPhone(843) 792-1414
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. George Frederick Geils Sr. is affiliated with 2 sites of care
Dr. Geils' primary practice is MUSC University Hospital in Charleston, South Carolina. Dmand AI also links Dr. Geils to 1 physician office, 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. George Frederick Geils Sr.'s practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Geils practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| MUSC University 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. George Frederick Geils Sr. is one of 157 hematologists and oncologists in South Carolina
Hematology and oncology is Dr. Geils' primary specialty in the NPI Registry, under taxonomy code 207RH0003X. Dr. Geils is licensed in South Carolina.
Specialties and state licenses
- Hematology and oncology, South CarolinaPrimary
Hematologists and oncologists near Dr. Geils
Counts of hematologists and oncologists 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. George Frederick Geils Sr. billed Medicare for 20 services in 2019
CMS data shows 20 Medicare services from Dr. Geils across 1 procedure code in 2019, all of them office visits. Medicare paid $1,578 for them. Every service was in an office.
Dr. Geils' Medicare services by type, 2018 to 2019
- 2018
- 2019
- Office and hospital visits
- 2018: 2082019: 2090%
Dr. Geils compared with the South Carolina median for hematologists and oncologists, 2019
- Dr. Geils
- South Carolina median
- Medicare services
- 20vs 1,53499% below
- Part D claims
- 68vs 68690% below
Medians across 160 hematologists and oncologists in South Carolina with Dmand AI profiles that report each measure.
Dr. Geils' most billed Medicare procedure codes, 2019
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. Geils and other hematologists and oncologists in South Carolina.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. George Frederick Geils Sr.'s patients have a median age of 73
Across all payers, Dmand AI patient panel data puts Dr. Geils' median patient age at 73, with 38% women.
Dr. Geils' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 73
Patient panel by sex, all payers
- Women38%
- Men63%
Source: Dmand AI Patient Panel Data
Dr. George Frederick Geils Sr. wrote 68 Medicare Part D claims in 2020
In 2020, Dr. Geils wrote 68 Medicare Part D claims. They cover 4 drugs, with $17,630 in total drug cost. In 2019, CMS named 172 claims across 10 drugs.
Dr. Geils' most prescribed drugs by claims, 2020
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2019 to 2020
- 2019
- 2020
- Claims for drugs CMS names
- 2019: 1722020: 6860%
Drugs named by CMS: 4 in 2020, 10 in 2019.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
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Dr. George Frederick Geils Sr. received $13,675 in industry payments from 2016 to 2025
CMS Open Payments shows 562 general payments to Dr. Geils from 64 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 74% of the total. Janssen Pharmaceuticals, Inc paid the most, $2,365.
General payments to Dr. Geils by program year, 2016 to 2025
General payments to Dr. Geils by kind, 2016 to 2025
- Food and beverage$10,09574%
- Speaker and faculty fees$2,00015%
- Travel and lodging$1,36610%
- Education$2152%
Companies that paid Dr. Geils the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. George Frederick Geils Sr.'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 Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab) |
| 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. George Frederick Geils Sr.
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. George Frederick Geils Sr.'s NPI number?
Dr. George Frederick Geils Sr.'s NPI number is 1285692855. It was assigned on May 3, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. George Frederick Geils Sr.?
Dr. George Frederick Geils Sr. is a hematologist and oncologist in Charleston, South Carolina. The primary specialty in the NPI Registry is Hematology & Oncology Physician (taxonomy code 207RH0003X).
Where does Dr. George Frederick Geils Sr. practice?
Dr. Geils practices at 171 Ashley Ave, Charleston, SC 29425. Dr. Geils' primary practice is MUSC University Hospital in Charleston, South Carolina. Dmand AI also links Dr. Geils to 1 physician office.
What is Dr. George Frederick Geils Sr.'s office phone number?
The practice phone on file for Dr. Geils is (843) 792-1414.
What is Dr. George Frederick Geils Sr.'s medical license number?
Dr. Geils holds South Carolina license 5204.
Does Dr. George Frederick Geils Sr. accept Medicare?
Yes. CMS data shows Dr. Geils billed Medicare for 20 services in 2019.
What services does Dr. George Frederick Geils Sr. bill to Medicare?
In 2019, Dr. Geils' most billed Medicare services were office visit, established patient (99214).
What drugs does Dr. George Frederick Geils Sr. prescribe most?
In 2020 Medicare Part D data, Dr. Geils' most prescribed drugs by claims were Potassium Chloride, Xarelto and Omeprazole.
Has Dr. George Frederick Geils Sr. received payments from drug or device companies?
CMS Open Payments shows $13,675 in general payments to Dr. Geils from 64 companies from 2016 to 2025. The largest total came from Janssen Pharmaceuticals, Inc.
How long has Dr. George Frederick Geils Sr. been practicing?
Dr. Geils' NPI was assigned in 2006.
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