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- 802 Fox Gln, Barrington, IL 60010
About Dr. Ondrula
David P. Ondrula, MD is a healthcare provider in Barrington, IL specializing in general surgery. David trained at University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb), graduating in 1988. David is also listed as specializing in colon & rectal surgery and surgery. According to Medicare claims data, David cared for 348 Medicare patients across 429 services. The services billed most often include established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes, and subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes. This provider record is associated with NPI 1013950690.
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
- (847) 381-8161
- Email not available
Practice Locations
802 FOX GLN
Barrington, IL 60010
Conditions Commonly Evaluated or Treated
Within General Surgery 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
Anorectal
- Anal fissure
- Anal fistula
- Hemorrhoids
- Perianal abscess
- Rectal prolapse
Appendix, bowel, and emergency
- Diverticulitis
- Intra-abdominal abscess
- Mesenteric ischemia
- Peritonitis
Gallbladder and biliary
- Acute gallbladder inflammation
- Biliary dyskinesia
Hernia and abdominal wall
- Belly-button hernia
- Femoral hernia
- Groin hernia
- Hiatal hernia
- Incisional hernia
- Ventral hernia
Skin and soft tissue
- Epidermoid cyst
- Hidradenitis suppurativa
- Lipoma
- Skin and soft-tissue abscess
- Soft-tissue mass
Abdominal
Abdominal wall
Breast
- Benign breast disease
- Breast abscess
- Gynecomastia
Colorectal
Digestive
- Acid reflux
- Acute pancreatitis
- Bleeding Stomach Ulcer
- Bowel Fistula
- Gastroparesis
- Swallowing difficulties
Emergency surgery
Endocrine
Gastrointestinal
Hernia
- Diaphragmatic hernia
- Sports Hernia
- Strangulated Hernia
Infections
Lymphatic
Oncology
Procedures & services
Most searched procedures
Bowel and emergency abdominal
- Colon resection
- Exploratory laparoscopy
- Exploratory laparotomy
- Repair of perforated peptic ulcer
- Small-bowel resection
- Surgery for bowel obstruction
- Surgical drainage of abdominal abscess
- Surgical lysis of adhesions
Gallbladder and appendix
Hernia repair
- Laparoscopic groin-hernia repair
- Robotic hernia repair
Skin and soft tissue
- Incision and drainage of an abscess
- Lipoma removal
- Removal of a soft-tissue mass
Abdominal surgery
Abdominal wall
- Abdominal Muscle Separation Repair
Access and nutrition
- Jejunostomy feeding-tube placement
Anorectal
- Anal fistula surgery
- Drainage of anal abscess
- Hemorrhoid removal
- Rubber-band ligation of hemorrhoids
- Surgery for chronic anal fissure
Biopsy
- Lymph Node Biopsy
Breast surgery
- Axillary lymph-node dissection
- Excisional biopsy of a breast mass
- Mastectomy
- Sentinel lymph-node biopsy
Breast Surgery
Colorectal
Colorectal surgery
- Colostomy Surgery
- Ileostomy Surgery
- Ostomy reversal
Digestive procedures
- Achalasia Surgery
- Acid reflux surgery
Endocrine surgery
- Partial Thyroid Removal
Gastrointestinal
Hernia surgery
- Sports hernia surgery
Skin & Soft Tissue
Surgical Oncology
Surgical procedures
Vascular Access
Wound care
- Wound cleaning and debridement
Procedures Most Often Billed to Medicare
429 services · 348 patients · 13 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Removal of external hemorrhoids by rubber banding | Procedure | 46221 |
43 | More often than most peers in General Surgery |
| Injection of agent into vein to assess blood flow of skin graft or flap | Procedure | 15860 |
19 | As often as other peers in General Surgery |
| Removal of polyps or growths of large bowel using a flexible endoscope with electrical cautery | Procedure | 45384 |
16 | Less often than most peers in General Surgery |
| Removal of appendix during other major procedure | Procedure | 44955 |
15 | Too few peers to compare |
| Partial removal of large bowel and reattachment to rectum using an endoscope | Procedure | 44207 |
11 | Less often than most peers in General Surgery |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
60 | More often than most peers in General Surgery |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | Office visit | 99233 |
53 | More often than most peers in General Surgery |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
44 | As often as other peers in General Surgery |
| Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | Office visit | 99223 |
39 | More often than most peers in General Surgery |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
37 | As often as other peers in General 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.
Other general surgeons at this location 4
Same specialty, same street address — most likely the same department or group.
Also at this address 2
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 22 related providers in 3 groups
Trained at University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) 8
Other providers in the same specialty who trained at the same institution.
Class of 1988 at University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) 8
Providers who graduated from the same medical school in the same year.
Also performs Removal of external hemorrhoids by rubber banding 6
Providers in IL who bill this service to Medicare most often.
Common questions
What does Dr. Ondrula specialize in?
Dr. Ondrula is a general surgeon in Barrington, IL. That is the designation recorded for this NPI in the federal registry, where it is listed as “General Surgery”.
NPI registry
Where is Dr. Ondrula located?
Dr. Ondrula is listed at 802 Fox Gln, Barrington, IL 60010. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Ondrula's phone number?
The number on file is (847) 381-8161. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Dr. Ondrula's NPI number?
Dr. Ondrula's National Provider Identifier is 1013950690. 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
Where did Dr. Ondrula go to medical school?
Dr. Ondrula attended University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb), graduating in 1988. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Ondrula been practicing?
Dr. Ondrula has 38 years experience. Calculated from a graduation year of 1988, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Ondrula do most often?
According to Medicare billing data, Dr. Ondrula performs procedures including removal of external hemorrhoids by rubber banding, injection of agent into vein to assess blood flow of skin graft or flap and removal of polyps or growths of large bowel using a flexible endoscope with electrical cautery, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Ondrula confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Ondrula. If this is you, claiming it is free.
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