Physician Profile
Unclaimed ProfileAbout RYAN
David Joseph Ryan, M.D. practises general surgery in Geneva, IL. David is a 2009 graduate of St. Louis College of Physicians and Surgeons. David is also listed as specialising in surgery.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Areas of Expertise
Common questions
What is Dr. Ryan's specialty?
Dr. Ryan is a general surgeon in Geneva, IL. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “GENERAL SURGERY”.
NPI registry
Where can I find Dr. Ryan?
Dr. Ryan is listed at 351 DELNOR DR STE 400, Geneva, IL 60134. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Ryan?
The number on file is (630) 668-0833. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Ryan's NPI number?
Dr. Ryan's National Provider Identifier is 1770718314. 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. Ryan's medical education?
Dr. Ryan attended St. Louis College of Physicians and Surgeons, graduating in 2009. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Ryan been practising?
Dr. Ryan has 17 years experience. Calculated from a graduation year of 2009, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Ryan known for?
According to Medicare billing data, Dr. Ryan performs procedures including removal of gallbladder with x-ray study of bile ducts using an endoscope, repair of groin hernia and initial repair of sliding hernia of abdomen, less than 3 cm in length, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Ryan confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Ryan. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (630) 668-0833
- Email not available
Practice Locations
351 DELNOR DR STE 400
Geneva, IL 60134
Procedures Most Often Billed to Medicare
293 services · 224 patients · 9 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Removal of gallbladder with x-ray study of bile ducts using an endoscope | Procedure | 47563 |
16 |
| Repair of groin hernia (5 years or older) | Procedure | 49505 |
13 |
| Initial repair of sliding hernia of abdomen, less than 3 cm in length | Procedure | 49591 |
11 |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
92 |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
62 |
| Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | Office visit | 99222 |
40 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
26 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
21 |
| Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more | Office visit | 99212 |
12 |
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 1
Same specialty, same street address — most likely the same department or group.
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 Geneva 3
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at St. Louis College of Physicians and Surgeons 8
Other providers in the same specialty who trained at the same institution.
Class of 2009 at St. Louis College of Physicians and Surgeons 8
Providers who graduated from the same medical school in the same year.
Also performs Removal of gallbladder with x-ray study of bile ducts using an endoscope 8
Providers in IL who bill this service to Medicare most often.
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.