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Edit this profileAt a glance
- 700 Geipe Rd, Suite 230, Catonsville, MD 21228
About Dr. Abernathy
Thomas W. Abernathy, M.D. is a healthcare provider in Catonsville, MD specializing in gastroenterology. Thomas trained at Drexel University College of Medicine, graduating in 1999. Medicare claims data shows Thomas provided 659 services to 578 patients. The services billed most often include established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, and biopsy of large bowel using a flexible endoscope. This provider record is associated with NPI 1538105697.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (410) 247-7500
- Email not available
Practice Locations
700 GEIPE RD SUITE 230
Catonsville, MD 21228
Conditions Commonly Evaluated or Treated
Within Gastroenterology generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Most searched conditions
- Acid reflux
- Celiac disease
- Crohn's disease
- Hemorrhoids
- IBS
- Swallowing difficulties
- Ulcerative colitis
Biliary and pancreas
Colon and anorectal
Esophagus and swallowing
Functional bowel and motility
Liver
- Ascites
- Autoimmune hepatitis
- Cirrhosis
- Fatty liver disease
- Hemochromatosis
- Hepatitis B
- Hepatitis C
- Portal hypertension
Stomach and duodenum
Bowel & Colon
Digestive Symptoms
Gallbladder & Bile Ducts
Procedures & services
Most searched procedures
Lower endoscopy
Upper endoscopy
Capsule and physiology testing
Diagnostic Testing
Liver procedures
Treatments
Procedures Most Often Billed to Medicare
659 services · 578 patients · 9 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Biopsy of large bowel using a flexible endoscope | Procedure | 45380 |
100 | More often than most peers in Gastroenterology |
| Removal of polyps or growths of large bowel using an endoscope with mechanical snare | Procedure | 45385 |
75 | More often than most peers in Gastroenterology |
| Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | Procedure | 43239 |
69 | As often as other peers in Gastroenterology |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
178 | More often than most peers in Gastroenterology |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
108 | More often than most peers in Gastroenterology |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
47 | More often than most peers in Gastroenterology |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
43 | More often than most peers in Gastroenterology |
| Colorectal cancer screening; colonoscopy on individual at high risk | Billing code | G0105 |
27 | As often as other peers in Gastroenterology |
| New patient office or other outpatient visit with straightforward medical decision making, if using time, 15 minutes or more | Office visit | 99202 |
12 | Less often than most peers in Gastroenterology |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other gastroenterologists at this location 7
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 5
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 24 related providers in 4 groups
Trained at Drexel University College of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1999 at Drexel University College of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Biopsy of large bowel using a flexible endoscope 7
Providers in MD who bill this service to Medicare most often.
Common questions
What is Thomas W. Abernathy's specialty?
Thomas W. Abernathy is a gastroenterologist in Catonsville, MD. That is the designation recorded for this NPI in the federal registry, where it is listed as “Gastroenterology”.
NPI registry
Where can I find Thomas W. Abernathy?
Thomas W. Abernathy is listed at 700 Geipe Rd Suite 230, Catonsville, MD 21228. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Thomas W. Abernathy?
The number on file is (410) 247-7500. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Thomas W. Abernathy?
Thomas W. Abernathy's National Provider Identifier is 1538105697. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
What is Thomas W. Abernathy's education?
Thomas W. Abernathy attended Drexel University College of Medicine, graduating in 1999. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Thomas W. Abernathy have?
Thomas W. Abernathy has 27 years experience. Calculated from a graduation year of 1999, reported in the CMS National Downloadable File.
CMS public data
What is Thomas W. Abernathy known for?
According to Medicare billing data, Thomas W. Abernathy performs procedures including biopsy of large bowel using a flexible endoscope, removal of polyps or growths of large bowel using an endoscope with mechanical snare and biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Thomas W. Abernathy's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Thomas W. Abernathy. If this is you, claiming it is free.
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