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Edit this profileAt a glance
- 23 Crossroads Dr, Suite #240, Owings Mills, MD 21117
About Dr. Gertner
Marc H. Gertner, M.D. practices surgery in Owings Mills, MD. Marc is a 1973 graduate of Ohio State University College of Medicine. According to Medicare claims data, Marc cared for 2,125 Medicare patients across 3,128 services. 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, limited ultrasound scan of abdomen, and removal of external hemorrhoids by rubber banding. The provider's National Provider Identifier (NPI) is 1144227612.
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) 581-0700
- Email not available
Practice Locations
23 CROSSROADS DR SUITE #240
Owings Mills, MD 21117
Conditions Commonly Evaluated or Treated
Within Surgery (Unspecified) 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
Breast conditions
Cancer
- Colon cancer
- Esophageal cancer
- Liver cancer
- Neuroendocrine Tumors
- Pancreatic cancer
- Soft-tissue sarcoma
- Stomach cancer
- Thyroid cancer
Colorectal
Digestive
- Abdominal adhesions
- Acid reflux
- Acute pancreatitis
- Bowel obstruction
- Colon polyps
- Diverticulitis
- Gastroparesis
- Peptic ulcer disease
Digestive & blood
Digestive health
- Crohn's disease
- Fecal incontinence
- Perforated bowel
- Severe chronic constipation
- Swallowing difficulties
- Ulcerative colitis
Endocrine
Infections
Lumps & bumps
Lymphatic
Minor surgery
Skin & scars
Skin & soft tissue
Skin cancer
Vascular
Weight & metabolism
Wound care
Wounds
Procedures & services
Most searched procedures
Abdominal
Abdominal surgery
Bariatric
Breast surgery
Cancer
Cancer surgery
Colorectal
- Anal fistula surgery
- Anal Sphincter Repair
- Colon resection
- Hemorrhoid removal
- Ostomy reversal
- Ostomy surgery
- Rectal prolapse repair
- Surgery for chronic anal fissure
Consultations
Diagnostic
Digestive
Digestive health
Endocrine
Infections
Minor surgery
Post-op care
Reconstruction
Skin & soft tissue
- Cyst Removal
- Lipoma removal
- Mole removal
- Pilonidal cyst surgery
- Scar revision surgery
- Skin Tag Removal
Skin cancer
Vascular
Vascular & cancer
Weight loss
Wound care
Wounds
Procedures Most Often Billed to Medicare
3,128 services · 2,125 patients · 25 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Removal of external hemorrhoids by rubber banding | Procedure | 46221 |
245 | More than most peers in Surgery |
| Destruction of polyp or growth of large bowel using a flexible endoscope | Procedure | 45388 |
191 | More than most peers in Surgery |
| Removal of polyps or growths of large bowel using a flexible endoscope with electrical cautery | Procedure | 45384 |
191 | More than most peers in Surgery |
| Biopsy of large bowel using a flexible endoscope | Procedure | 45380 |
171 | More than most peers in Surgery |
| Removal of polyps or growths of large bowel using an endoscope with mechanical snare | Procedure | 45385 |
136 | More than most peers in Surgery |
| Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | Procedure | 43239 |
85 | More than most peers in Surgery |
| Removal of polyps or growths of esophagus, stomach, and/or upper small bowel using a flexible endoscope with electrical cautery | Procedure | 43250 |
84 | Too few peers to compare |
| Creation of muscle graft to trunk | Procedure | 15734 |
31 | As often as other peers in Surgery |
| Application of chemical to stop tissue regrowth in wound | Procedure | 17250 |
30 | Less often than most peers in Surgery |
| Balloon dilation of esophagus, stomach, and/or upper small bowel using a flexible endoscope, less than 3.0 cm | Procedure | 43249 |
27 | More often than most peers in Surgery |
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.
Related specialists at this location 2
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.
Other general surgeons in Owings Mills 7
Same specialty, same city.
More connections — 17 related providers in 3 groups
Trained at Ohio State University College of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1973 at Ohio State University College of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Removal of external hemorrhoids by rubber banding 1
Providers in MD who bill this service to Medicare most often.
Common questions
What is Marc H. Gertner's specialty?
Marc H. Gertner is a general surgeon in Owings Mills, MD. That is the designation recorded for this NPI in the federal registry, where it is listed as “Surgery”.
NPI registry
Where can I find Marc H. Gertner?
Marc H. Gertner is listed at 23 Crossroads Dr Suite #240, Owings Mills, MD 21117. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Marc H. Gertner?
The number on file is (410) 581-0700. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Marc H. Gertner's NPI number?
Marc H. Gertner's National Provider Identifier is 1144227612. 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 Marc H. Gertner's education?
Marc H. Gertner attended Ohio State University College of Medicine, graduating in 1973. This comes from the CMS National Downloadable File.
CMS public data
How long has Marc H. Gertner been practicing?
Marc H. Gertner has 53 years experience. Calculated from a graduation year of 1973, reported in the CMS National Downloadable File.
CMS public data
What is Marc H. Gertner known for?
According to Medicare billing data, Marc H. Gertner performs procedures including removal of external hemorrhoids by rubber banding, destruction of polyp or growth of large bowel using a flexible endoscope and removal of polyps or growths of large bowel using a flexible endoscope with electrical cautery; reads or performs imaging such as limited ultrasound scan of abdomen and limited ultrasound scan of 1 breast, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Marc H. Gertner confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Marc H. Gertner. If this is you, claiming it is free.
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