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Edit this profileWhere to find Gregory Grimberg, MD
- Mason City location main office
250 S Crescent Dr, Mason City, IA 50401 - Baltimore location
4940 Eastern Ave Rm 3933D, Baltimore, MD 21224
About Dr. Grimberg
Gregory Grimberg, MD is a healthcare provider in Mason City, IA specializing in surgery. Gregory trained at State University of New York Downstate Medical Center, graduating in 2014. Medicare claims data shows Gregory provided 745 services to 494 patients. The services billed most often include subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes, established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more, and visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient'. This provider record is associated with NPI 1104245307.
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
- (641) 494-5300
- Email not available
Practice Locations
250 S CRESCENT DR
Mason City, IA 50401
4940 Eastern Ave Rm 3933D
Baltimore, MD 21224
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
- Anal fissure
- Anal fistula
- Hemorrhoids
- Lower gastrointestinal bleeding
- Rectal prolapse
Digestive
- Abdominal adhesions
- Acid reflux
- Acute pancreatitis
- Bowel obstruction
- Colon polyps
- Diverticulitis
- Gastroparesis
- Peptic ulcer disease
Digestive & blood
- Enlarged spleen
Digestive health
- Crohn's disease
- Fecal incontinence
- Perforated bowel
- Severe chronic constipation
- Swallowing difficulties
- Ulcerative colitis
Endocrine
- Adrenal gland tumor
- Goiter
- Hyperparathyroidism
Infections
- Gangrene
- Skin and soft-tissue abscess
Lumps & bumps
Lymphatic
Minor surgery
Skin & scars
Skin & soft tissue
- Epidermoid cyst
- Lipoma
- Pilonidal cyst
- Skin lump or bump
Skin cancer
Vascular
Weight & metabolism
Wound care
- Bedsores
- Post-surgery fever or infection
Wounds
Procedures & services
Most searched procedures
- Appendectomy
- Breast biopsy
- Gallbladder surgery
- Hernia repair surgery
- Lumpectomy
Abdominal
- Gynecologic laparoscopy
- Spleen removal
Abdominal surgery
- Small-bowel resection
- Stomach removal surgery
Bariatric
- Lap band removal
- Weight loss surgery revision
Breast surgery
Cancer
- Mastectomy
- Sentinel lymph-node biopsy
- Whipple procedure
Cancer surgery
- Esophagus removal surgery
- Liver tumor removal
Colorectal
- Anal fistula surgery
- Anal Sphincter Repair
- Colon resection
- Hemorrhoid removal
- Ostomy reversal
- Ostomy surgery
- Rectal prolapse repair
- Surgery for chronic anal fissure
Consultations
- Pre-Op Clearance Exam
- Robotic surgery consultation
Diagnostic
- Colonoscopy
- Skin lump biopsy
Digestive
- Acid reflux surgery
- Feeding tube placement
Digestive health
- Endoscopy
- Peroral endoscopic myotomy
Endocrine
- Adrenal gland removal
- Parathyroid surgery
- Thyroid removal surgery
Infections
Minor surgery
- Fishhook or embedded splinter removal
- Ingrown toenail removal
Post-op care
- Suture removal
Reconstruction
- Skin graft
Skin & soft tissue
- Cyst Removal
- Lipoma removal
- Mole removal
- Pilonidal cyst surgery
- Scar revision surgery
- Skin Tag Removal
Skin cancer
- Excision of skin cancer
Vascular
- Blood Clot Removal Surgery
- Carotid endarterectomy
- Leg bypass surgery
- Varicose vein removal
Vascular & cancer
Weight loss
- Gastric bypass surgery
- Gastric sleeve surgery
Wound care
- Bed sore surgery
- Negative pressure wound therapy
Wounds
Procedures Most Often Billed to Medicare
745 services · 494 patients · 15 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | Procedure | 43239 |
76 | More than most peers in Surgery |
| Repair of hernia of muscle at esophagus and stomach using an endoscope | Procedure | 43281 |
21 | More 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 |
18 | As often as other peers in Surgery |
| Insertion of stomach tube using a flexible endoscope | Procedure | 43246 |
15 | As often as other peers in Surgery |
| Study of esophageal sensation by balloon distension | Treatment | 91040 |
46 | More than most peers in Surgery |
| Monitoring and recording of esophageal function through a capsule attached to the esophagus wall | Treatment | 91035 |
33 | More often than most peers in Surgery |
| Study of esophagus to assess movement | Treatment | 91010 |
29 | More often than most peers in Surgery |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
109 | More often than most peers in Surgery |
| Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more | Office visit | 99215 |
109 | More than most peers in Surgery |
| Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient' | Billing code | G2211 |
95 | 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 1
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 Mason City 5
Same specialty, same city.
More connections — 23 related providers in 3 groups
Trained at State University of New York Downstate Medical Center 8
Other providers in the same specialty who trained at the same institution.
Class of 2014 at State University of New York Downstate Medical Center 8
Providers who graduated from the same medical school in the same year.
Also performs Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 7
Providers in IA who bill this service to Medicare most often.
Common questions
What is Dr. Grimberg's specialty?
Dr. Grimberg is a general surgeon in Mason City, IA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Surgery”.
NPI registry
Where can I find Dr. Grimberg?
Dr. Grimberg is listed at 250 S Crescent Dr, Mason City, IA 50401. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Grimberg?
The number on file is (641) 494-5300. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Dr. Grimberg?
Dr. Grimberg's National Provider Identifier is 1104245307. 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 Dr. Grimberg's medical education?
Dr. Grimberg attended State University of New York Downstate Medical Center, graduating in 2014. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Grimberg have?
Dr. Grimberg has 12 years experience. Calculated from a graduation year of 2014, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Grimberg known for?
According to Medicare billing data, Dr. Grimberg performs procedures including biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope, repair of hernia of muscle at esophagus and stomach using an endoscope and balloon dilation of esophagus, stomach, and/or upper small bowel using a flexible endoscope, less than 3.0 cm; provides treatments such as study of esophageal sensation by balloon distension and monitoring and recording of esophageal function through a capsule attached to the esophagus wall, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Grimberg's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Grimberg. If this is you, claiming it is free.
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