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Edit this profileAt a glance
- 9701 Sw Barnes Rd, Suite 300, Portland, OR 97225
About Dr. Eisen
Glenn M. Eisen, MD practices gastroenterology in Portland, OR. Glenn is a 1987 graduate of Albert Einstein College of Medicine of Yeshiva University. Medicare claims data shows Glenn provided 464 services to 416 patients. The services billed most often include pathology examination of tissue using a microscope, intermediate complexity, biopsy of large bowel using a flexible endoscope, and established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more. The provider's National Provider Identifier (NPI) is 1295741759.
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
- (503) 297-8081
- Email not available
Practice Locations
9701 SW BARNES RD SUITE 300
Portland, OR 97225
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
464 services · 416 patients · 11 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Biopsy of large bowel using a flexible endoscope | Procedure | 45380 |
77 | More often than most peers in Gastroenterology |
| Removal of polyps or growths of large bowel using an endoscope with mechanical snare | Procedure | 45385 |
40 | As often as other peers in Gastroenterology |
| Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | Procedure | 43239 |
36 | Less often than most peers in Gastroenterology |
| Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope | Procedure | 43235 |
17 | As often as other peers in Gastroenterology |
| Pathology examination of tissue using a microscope, intermediate complexity | Lab test | 88305 |
137 | As often as other peers in Gastroenterology |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
53 | As often as other peers in Gastroenterology |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
37 | Less often than most peers in Gastroenterology |
| Colorectal cancer screening; colonoscopy on individual at high risk | Billing code | G0105 |
24 | As often as other peers in Gastroenterology |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
21 | Less often than most peers in Gastroenterology |
| Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk | Billing code | G0121 |
11 | 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 8
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 gastroenterologists in Portland 6
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at Albert Einstein College of Medicine of Yeshiva University 8
Other providers in the same specialty who trained at the same institution.
Class of 1987 at Albert Einstein College of Medicine of Yeshiva University 8
Providers who graduated from the same medical school in the same year.
Also performs Biopsy of large bowel using a flexible endoscope 8
Providers in OR who bill this service to Medicare most often.
Common questions
What kind of doctor is Dr. Eisen?
Dr. Eisen is a gastroenterologist in Portland, OR. That is the designation recorded for this NPI in the federal registry, where it is listed as “Gastroenterology”.
NPI registry
What is Dr. Eisen's address?
Dr. Eisen is listed at 9701 Sw Barnes Rd Suite 300, Portland, OR 97225. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. Eisen?
The number on file is (503) 297-8081. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Dr. Eisen?
Dr. Eisen's National Provider Identifier is 1295741759. 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. Eisen train?
Dr. Eisen attended Albert Einstein College of Medicine of Yeshiva University, graduating in 1987. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Eisen have?
Dr. Eisen has 39 years experience. Calculated from a graduation year of 1987, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Eisen perform?
According to Medicare billing data, Dr. Eisen performs procedures including biopsy of large bowel using a flexible endoscope, removal of polyps or growths of large bowel using an endoscope with mechanical snare and biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Eisen's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Eisen. If this is you, claiming it is free.
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