Physician Profile
Gregg A. Valenzuela, M.D.
Unclaimed ProfileAbout Dr. Valenzuela
Based in Richmond, VA, Gregg A. Valenzuela, M.D. is listed in the NPI registry under gastroenterology. Gregg graduated from University of Virginia School of Medicine in 1978. According to Medicare claims data, Gregg cared for 134 Medicare patients across 136 services. The services billed most often include biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope, biopsy of large bowel using a flexible endoscope, and initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes. NPI 1942250188 identifies this record in the national registry.
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
- (804) 288-7901
- Email not available
Practice Locations
7702 E PARHAM RD SUITE 101
Richmond, VA 23294
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
136 services · 134 patients · 4 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | Procedure | 43239 |
52 | As often as other peers in Gastroenterology |
| Biopsy of large bowel using a flexible endoscope | Procedure | 45380 |
44 | As often as other peers in Gastroenterology |
| Removal of polyps or growths of large bowel using an endoscope with mechanical snare | Procedure | 45385 |
19 | Less often than most peers in Gastroenterology |
| Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | Office visit | 99222 |
21 | 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 2
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 3
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 — 32 related providers in 4 groups
Other gastroenterologists in Richmond 8
Same specialty, same city.
Trained at University of Virginia School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1978 at University of Virginia School of Medicine 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 8
Providers in VA who bill this service to Medicare most often.
Common questions
What does Gregg A. Valenzuela specialize in?
Gregg A. Valenzuela is a gastroenterologist in Richmond, VA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Gastroenterology”.
NPI registry
Where is Gregg A. Valenzuela located?
Gregg A. Valenzuela is listed at 7702 E Parham Rd Suite 101, Richmond, VA 23294. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Gregg A. Valenzuela's phone number?
The number on file is (804) 288-7901. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Gregg A. Valenzuela's NPI number?
Gregg A. Valenzuela's National Provider Identifier is 1942250188. 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 Gregg A. Valenzuela train?
Gregg A. Valenzuela attended University of Virginia School of Medicine, graduating in 1978. This comes from the CMS National Downloadable File.
CMS public data
How long has Gregg A. Valenzuela been practicing?
Gregg A. Valenzuela has 48 years experience. Calculated from a graduation year of 1978, reported in the CMS National Downloadable File.
CMS public data
What does Gregg A. Valenzuela do most often?
According to Medicare billing data, Gregg A. Valenzuela performs procedures including biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope, biopsy of large bowel using a flexible endoscope and removal of polyps or growths of large bowel using an endoscope with mechanical snare, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Gregg A. Valenzuela confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Gregg A. Valenzuela. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.