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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

ADAM EDWARD SILVERBLATT M.D.
NPI 1811070741
Internal Medicine - Gastroenterology in Portland, OR

Active since October 23, 2006PECOS Enrolled
68.46/100
CMS Quality Rating
9701 SW BARNES RD, SUITE 300, PORTLAND, OR 97225(503) 297-8081(503) 292-6601 Get Directions Write a Review

NPPES record last updated: July 6, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Jul 6, 2026, Nov 19, 2024, Dec 1, 2021 and 1 more (4 updates tracked since 2015).

About Adam Edward Silverblatt M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

ADAM EDWARD SILVERBLATT M.D. (NPI 1811070741) is an individual gastroenterology provider in Portland, Oregon, licensed in Oregon (MD24613) and active in the NPI registry since October 2006. He is enrolled in Medicare PECOS and maintains a secondary practice location in Corvallis.

NPPES Registry Identity

NPI1811070741
Entity TypeIndividualMale
Primary Taxonomy207RG0100X
Provider Legal NameADAM EDWARD SILVERBLATTCredential: M.D.
Location Address9701 SW BARNES RD, SUITE 300Portland, OR 97225-6772
Mailing Address541 Ne 20th Ave Ste 225Portland, OR 97232-2895 · (503) 963-2801 · Fax (503) 963-2825
Phone(503) 297-8081
Fax(503) 292-6601
Sole ProprietorNo
Enumeration DateOctober 23, 2006
Last NPPES UpdateJuly 6, 20264 updates tracked since enumeration
NPPES CertifiedJuly 6, 2026
✔ NPI 1811070741 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
License✔ Licensed in OR · MD24613
Definition
An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.
9701 SW BARNES RD, Portland, OR 97225
Open in Google Maps ↗

Secondary Practice Location 1

Location 13521 NW Samaritan Dr Ste 101Corvallis, OR 97330-4744 · Phone (541) 768-6119

Other Identifiers 2

Medicaid2004235WA
Medicaid227420OR

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include BridgeSpan Health Company, Moda Health Plan, Inc., PacificSource Health Plans and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Adam Edward Silverblatt M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 8

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Pathology examination of tissue using a microscope, intermediate complexity 88305
A pathology examination of tissue with intermediate complexity involves studying a small sample of your body tissue under a microscope. This helps in identifying any abnormal cells or signs of disease. It's a detailed process requiring expert analysis to ensure accurate results.
48 services35 patients
Removal of polyps or growths of large bowel using an endoscope with mechanical snare 45385
This procedure involves using a thin, flexible tube called an endoscope to examine the large bowel. If any abnormal growths or polyps are found, a tool called a mechanical snare is used to remove them. This is a common method to prevent potential health issues.
46 services45 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
27 services26 patients
Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope 43235
This procedure, known as an upper endoscopy, involves inserting a thin, flexible tube with a camera down the throat to examine the esophagus, stomach, and upper small bowel. It helps diagnose conditions like ulcers or inflammation.
26 services26 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
20 services18 patients
Infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less 96365
This is a procedure where a medical professional inserts a small tube into your vein to deliver medication, nutrients, or fluids directly into your bloodstream. This can be for treatment, prevention, or diagnosis. The process typically takes less than an hour.
14 services11 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 97225 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$134.16 typical visit price
range $58.99 – $176.88
Typical copayment $33.54 (range $14.74 – $44.22)
Most-billed visit code 99204
Established Patient
$103.51 typical visit price
range $19.32 – $144.79
Typical copayment $25.87 (range $4.83 – $36.19)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

68.46/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality65.92
Promoting Interoperability85
Improvement Activities40
Cost38.83

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. CHRISTOPHER R CARTER MD
Internal Medicine (Gastroenterology)
9701 SW BARNES RD, SUITE 300
PORTLAND, OR 97225
Washington County (503) 297-8081
THE OREGON CLINIC PC
Clinic/Center (Endoscopy)
9701 SW BARNES RD, SUITE 310
PORTLAND, OR 97225
Washington County (503) 297-8081
DR. CRISTIAN R. VALLEJOS M.D.
Internal Medicine (Gastroenterology)
9701 SW BARNES RD, SUITE 300
PORTLAND, OR 97225
Washington County (503) 297-8081
SALLY J WENTROSS MD
Obstetrics & Gynecology
9701 SW BARNES RD, SUITE 200
PORTLAND, OR 97225
Washington County (503) 734-3700
DR. GEORGE KOVAL MD
Internal Medicine (Gastroenterology)
9701 SW BARNES RD, STE 300
PORTLAND, OR 97225
Washington County (503) 297-8081
JENNIFER SARA SEMMELROTH PA-C
Physician Assistant (Medical)
9701 SW BARNES RD, SUITE 300
PORTLAND, OR 97225
Washington County (503) 297-8081
ANNA MALORA HARTSHORN ACNP
Nurse Practitioner (Acute Care)
9701 SW BARNES RD, SUITE 300
PORTLAND, OR 97225
Washington County (503) 297-8081
DR. MARY ELIZABETH SKRYPZAK M.D.
Obstetrics & Gynecology (Gynecology)
9701 SW BARNES RD, SUITE 150
PORTLAND, OR 97225
Washington County (503) 734-3535

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Adam Silverblatt's NPI number?

The NPI number for Adam Silverblatt is 1811070741. It was assigned to this individual provider in the NPPES registry on October 23, 2006.

Where is Adam Silverblatt located?

Adam Silverblatt practices at 9701 SW Barnes Rd Suite 300, Portland, OR 97225. The listed phone number is (503) 297-8081.

What is Adam Silverblatt's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Is Adam Silverblatt enrolled in Medicare?

Yes. Adam Silverblatt is registered in the Medicare PECOS enrollment system.

What insurance does Adam Silverblatt accept?

Health plans from BridgeSpan Health Company, Moda Health Plan, Inc., PacificSource Health Plans and Regence BlueCross BlueShield of Oregon list Adam Silverblatt as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Adam Silverblatt was last updated on July 6, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 38 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.