J Interv Card Electrophysiol
Dr. Gerald Stephen Greer, MD
- Medicare services, 2024
- 3,573
- Medicare patients, 2024
- 1,059
- Part D claims, 2024
- 6,408
- Publications
- 1
- Clinical trials
- 3
- Practice address
- 9601 Baptist Health Drive, Little Rock, AR 72205
- Practice phone
- Call (501) 202-2000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Greer'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. Gerald Stephen Greer is a cardiac electrophysiologist in Little Rock, Arkansas
Dr. Greer practices at Baptist Health Medical Center-Little Rock in Little Rock, Arkansas, part of Baptist Health.
Dr. Greer's NPI, 1811943400, was assigned on May 25, 2006. Dr. Greer graduated from University of Arkansas For Medical Sciences College of Medicine in 1981. Dr. Greer holds Arkansas license C5936.
- NPI
- 1811943400NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7810984341
- NPI enumeration date
- May 25, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (501) 202-2000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 71
- Medical school graduation
- 1981
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Gerald Stephen Greer practices at Baptist Health Medical Center-Little Rock in Little Rock, Arkansas
Dr. Greer's primary practice is Baptist Health Medical Center-Little Rock, at 9601 Baptist Health Drive, Little Rock, AR 72205 in Pulaski County. The practice phone is (501) 202-2000.
- Baptist Health Medical Center-Little Rock9601 Baptist Health Drive, Little Rock, AR 72205 · Pulaski CountyPhone(501) 202-2000
Source: Dmand AI Affiliation Data
Dr. Gerald Stephen Greer is affiliated with 5 sites of care and 3 medical groups
Dr. Greer's primary practice is Baptist Health Medical Center-Little Rock in Little Rock, Arkansas, part of Baptist Health. Dr. Greer is also affiliated with UAMS Medical Center. The medical group on file is Baptist Health Family Clinic-Greers Ferry. Dmand AI also links Dr. Greer to 1 more hospital, 2 group practices and clinics and 2 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. Gerald Stephen Greer's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Greer practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Baptist Health Medical Center-Little Rock | Available with a free account |
| +4 more sites and 2 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 Baptist Health and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Gerald Stephen Greer is one of 25 cardiac electrophysiologists in Arkansas
Clinical cardiac electrophysiology is Dr. Greer's primary specialty in the NPI Registry, under taxonomy code 207RC0001X. Dr. Greer is board certified in cardiovascular disease by the American Board of Internal Medicine. Dmand AI has Dr. Greer's licenses on file in 3 states: Arkansas, North Carolina and Texas.
Specialties and state licenses
- Clinical cardiac electrophysiology, ArkansasPrimary
- North Carolina license
- Texas license
Clinical focus
Dmand AI lists atrial fibrillation and flutter, heart blockage, intermittent racing heartbeat (PSVT), pacemaker or defibrillator implantation, pacemaker replacement, sick sinus syndrome and ventricular tachycardia among the conditions Dr. Greer treats.
Cardiac electrophysiologists near Dr. Greer
Counts of cardiac electrophysiologists 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. Gerald Stephen Greer billed Medicare for 3,573 services in 2024
CMS data shows 3,573 Medicare services from Dr. Greer across 28 procedure codes in 2024, for 1,059 Medicare patients. Medicare paid $102,064 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Greer's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 3,4982024: 2,78220%
- Office and hospital visits
- 2023: 1,1332024: 68040%
- Surgery
- 2023: 422024: 4917%
- Imaging
- 2023: 572024: 4718%
- Other services
- 2023: 112024: 1536%
Dr. Greer compared with the Arkansas median for cardiac electrophysiologists, 2024
- Dr. Greer
- Arkansas median
- Medicare services
- 3,573vs 4,49821% below
- Medicare patients
- 1,059vs 1,059Close to median
- Part D claims
- 6,173vs 4,15249% above
Medians across 23 cardiac electrophysiologists in Arkansas with Dmand AI profiles that report each measure.
Dr. Greer'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.
Need commercial claims for Dr. Greer?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Greer and other cardiac electrophysiologists in Arkansas.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Gerald Stephen Greer treated 1,059 Medicare patients in 2024, average age 75
CMS counts 1,059 Medicare patients who saw Dr. Greer in 2024. The largest group is 65 to 74, with 390 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 8% are also on Medicaid. Their average risk score is 1.58, 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. Greer's median patient age at 74, with 59% women.
Dr. Greer's Medicare patients by age, 2024
Dr. Greer's Medicare patients by sex, 2024
- Women56453%
- Men49547%
Chronic conditions among Dr. Greer's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis51%
- Atrial fibrillation47%
- Ischemic heart disease45%
- Heart failure34%
- Diabetes31%
- Chronic kidney disease29%
Share of Medicare patients with each condition. A patient can have several.
Dr. Greer's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 74
Patient panel by sex, all payers
- Women59%
- Men41%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Gerald Stephen Greer wrote 6,408 Medicare Part D claims in 2024
In 2024, Dr. Greer wrote 6,408 Medicare Part D claims for 695 patients. 82% of them were for generic drugs. CMS names the drug for 6,173 of them, across 69 drugs with 11 or more claims each, at $1,208,905 in total drug cost. In 2023, CMS named 6,508 claims across 68 drugs.
Dr. Greer's Part D claims by kind of drug, 2024
- Generic5,265 claims82%
- Brand-name1,143 claims18%
Dr. Greer'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. Greer's Part D claims, 2024
- Antibiotics1%59 of 6,408 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: 6,5082024: 6,1735%
Drugs named by CMS: 69 in 2024, 68 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
Dr. Gerald Stephen Greer ranks in the 63rd percentile for pacemaker insertion or repair in Medicare
Dr. Greer accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Greer as offering telehealth. CMS counts 12 procedures of pacemaker insertion or repair by Dr. Greer, more than 63% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Where Dr. Greer ranks in Medicare procedure volume
- Pacemaker insertion or repair
- 63rd percentile12 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Gerald Stephen Greer has 1 publication on record
Dmand AI links 1 paper to Dr. Greer in 2022. Dr. Greer's most frequent co-authors are Mehmet K. Aktas, MD, Hiroko Beck, MD and Andrew Ernest Epstein, MD.
Dr. Greer's most frequent co-authors
- Mehmet K. Aktas, MD1 shared paper
- Hiroko Beck, MD1 shared paper
- Andrew Ernest Epstein, MD1 shared paper
Recent publications by Dr. Greer
See who Dr. Greer researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Greer works with, so you can find a warm path to the right cardiac electrophysiologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Gerald Stephen Greer has worked on 3 clinical trials
Dmand AI links Dr. Greer to 3 clinical trials. Conditions studied include Atrial Fibrillation, dopamine beta hydroxylase deficiency and Tachycardia, Atrioventricular Nodal Reentry. Open Payments lists research payments to Dr. Greer that name 1 trial.
Conditions in Dr. Greer's trials
- Atrial Fibrillation
- dopamine beta hydroxylase deficiency
- Tachycardia, Atrioventricular Nodal Reentry
- Arrhythmias, Cardiac
- Pure Autonomic Failure
Investigators on the most trials with Dr. Greer
- Johan David Aasbo, DO1 shared trial
- Baha Al-Deen Abu-Esheh, MD1 shared trial
- Laurence M. Adams, MD1 shared trial
Recent clinical trials with Dr. Greer
Efficacy and Safety of Etripamil for the Termination of Spontaneous Paroxysmal Supraventricular Tachycardia (PSVT). (opens in a new tab)
Catheter Ablation vs Anti-arrhythmic Drug Therapy for Atrial Fibrillation Trial (opens in a new tab)
Sustained Effect of Droxidopa in Symptomatic Neurogenic Orthostatic Hypotension (opens in a new tab)
Sources: Open Payments (CMS), 2025 data, released July 7, 2026; Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)
Dr. Gerald Stephen Greer received $96,120 in industry payments from 2016 to 2025
CMS Open Payments shows 770 general payments to Dr. Greer from 38 drug and device companies from 2016 to 2025. Honoraria make up the largest share, 66% of the total. Lundbeck LLC paid the most, $79,673. It also lists 2 research payments totaling $373 in 2019, naming 1 clinical trial.
General payments to Dr. Greer by program year, 2016 to 2025
General payments to Dr. Greer by kind, 2016 to 2025
- Honoraria$63,88866%
- Travel and lodging$15,26116%
- Food and beverage$11,67212%
- Consulting fees$5,2505%
- Education$510%
Companies that paid Dr. Greer the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Gerald Stephen Greer has 2 awards and honors on record
Dmand AI lists 2 awards for Dr. Greer, most recently CMS Stage 1 EHR in 2012.
Awards and honors for Dr. Greer
- 2012
- CMS Stage 1 EHR
- Undated
- ACC Fellow
Source: Dmand AI Professional Profile Data
Dr. Gerald Stephen Greer graduated from University of Arkansas For Medical Sciences College of Medicine
Dr. Greer graduated from University of Arkansas For Medical Sciences College of Medicine in 1981.
- Medical school
- Board certified in cardiovascular disease
- Board certified in clinical cardiac electrophysiology
- Board certified in internal medicine
Source: Dmand AI Professional Profile Data
Dr. Gerald Stephen Greer accepts plans from 20 insurance carriers
Dr. Greer is in network with 20 carriers, including Aetna, United Healthcare and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 14. Check the plan with the practice before a visit.
- Aetna
- United Healthcare
- Blue Cross Blue Shield of Michigan
- Cigna
- Elevance
- HCSC
- Alliant Health Plans
- Arkansas Blue Cross and Blue Shield
- +12 more carriersWith a free account
Plan types Dr. Greer accepts, by number of carriers
- PPO14
- HMO9
- Medicare9
- POS6
- EPO4
- Medicaid2
Source: Dmand AI Insurance Network Data
Sources for Dr. Gerald Stephen Greer'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)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Clinical trials and co-investigators | Dmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network 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. Gerald Stephen Greer
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. Gerald Stephen Greer's NPI number?
Dr. Gerald Stephen Greer's NPI number is 1811943400. It was assigned on May 25, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Gerald Stephen Greer?
Dr. Gerald Stephen Greer is a cardiac electrophysiologist in Little Rock, Arkansas. The primary specialty in the NPI Registry is Clinical Cardiac Electrophysiology Physician (taxonomy code 207RC0001X).
Where does Dr. Gerald Stephen Greer practice?
Dr. Greer practices at 9601 Baptist Health Drive, Little Rock, AR 72205. Dr. Greer's primary practice is Baptist Health Medical Center-Little Rock in Little Rock, Arkansas, part of Baptist Health. Dmand AI also links Dr. Greer to 1 hospital, 2 group practices and clinics and 2 medical groups.
What is Dr. Gerald Stephen Greer's office phone number?
The practice phone on file for Dr. Greer is (501) 202-2000.
What is Dr. Gerald Stephen Greer's medical license number?
Dr. Greer holds Arkansas license C5936, one of the licenses on file in 3 states.
Which states has Dr. Gerald Stephen Greer been licensed in?
Dmand AI has state licenses on file for Dr. Greer in Arkansas (1981 to 2026), North Carolina (2023 to 2025) and Texas (1996 to 2023).
Which hospitals is Dr. Gerald Stephen Greer affiliated with?
Dr. Greer practices at Baptist Health Medical Center-Little Rock in Little Rock, Arkansas. Dr. Greer is also affiliated with UAMS Medical Center. Dmand AI links Dr. Greer to 1 more hospital.
What medical group is Dr. Gerald Stephen Greer part of?
Dr. Greer is linked to Baptist Health Family Clinic-Greers Ferry. Dmand AI links Dr. Greer to 2 more medical groups.
Does Dr. Gerald Stephen Greer accept Medicare?
Yes. CMS data shows Dr. Greer billed Medicare for 3,573 services in 2024, and Dr. Greer accepts Medicare assignment.
Does Dr. Gerald Stephen Greer offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Greer as offering telehealth services.
Show 10 more questionsShow fewer questions
How many Medicare patients does Dr. Gerald Stephen Greer see?
CMS counts 1,059 Medicare patients who saw Dr. Greer in 2024, with an average age of 75.
Is Dr. Gerald Stephen Greer board certified?
Yes. Dr. Greer is board certified in cardiovascular disease by the American Board of Internal Medicine.
What services does Dr. Gerald Stephen Greer bill to Medicare?
In 2024, Dr. Greer's most billed Medicare services were heart test or procedure (93294), heart test or procedure (93010) and office visit, established patient (99213).
Where did Dr. Gerald Stephen Greer go to medical school?
Dr. Greer graduated from University of Arkansas For Medical Sciences College of Medicine in 1981.
What drugs does Dr. Gerald Stephen Greer prescribe most?
In 2024 Medicare Part D data, Dr. Greer's most prescribed drugs by claims were Eliquis, Midodrine HCl and Sotalol.
Has Dr. Gerald Stephen Greer received payments from drug or device companies?
CMS Open Payments shows $96,120 in general payments to Dr. Greer from 38 companies from 2016 to 2025. The largest total came from Lundbeck LLC.
How long has Dr. Gerald Stephen Greer been practicing?
Dr. Greer graduated from medical school in 1981, 45 years ago.
Does Dr. Gerald Stephen Greer do research?
Dmand AI links 1 publication to Dr. Greer. Dr. Greer has worked on 3 clinical trials.
Who does Dr. Gerald Stephen Greer publish with?
Dr. Greer's most frequent co-authors are Mehmet K. Aktas, MD (1 shared paper), Hiroko Beck, MD (1 shared paper) and Andrew Ernest Epstein, MD (1 shared paper).
What insurance does Dr. Gerald Stephen Greer accept?
Dr. Greer is in network with 20 carriers, including Aetna, United Healthcare and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 14. Check the plan with the practice before a visit.
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