DR. DANA N HEMMATI (MD) – Gastroenterology Physician, NPI 1154584241
Gastroenterology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
252 GASTROENTEROLOGY in OR
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Provider Addresses for DR. DANA N HEMMATI (MD)
Southeast Main Street, Mill Park, Portland, Metro, Multnomah County, Oregon, United States
PORTLAND, OR 972162441
Phone: (503) 255-3054
Fax: (503) 255-7651
Type: Location
3638 E Southern Ave
ste c108
Mesa, AZ 852062563
Phone: (480) 834-0771
Fax: (480) 834-1136
Type: Location
10000 SE Main St Ste 112
Portland, OR 972162441
Phone: (503) 255-3054
Fax: (503) 255-7651
Type: Location
505 NE 87TH AVE STE 301
VANCOUVER, WA 986641965
Phone: (360) 514-7374
Fax: (360) 514-7384
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 6 Open Payments records for all available years, with a total value of $796.
Total Amount is formed as General ($796) + Research ($0) + Ownership ($0) = $796.
Last reported payment date: 2023-10-13 • Largest payer in this snapshot: Boston Scientific Corporation ($728).
Total Amount
$796
General + Research + Ownership
Payments
6
Total payment records
General Amount
$796
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2023-10-13
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Boston Scientific Corporation | $728 |
| NESTLE HEALTHCARE NUTRITION INC. | $47 |
| Janssen Biotech, Inc. | $21 |
Medicare Enrollment & Revalidation
Source: CMS public data · Not endorsed by CMS ·
Educational use only—not medical, billing, or legal advice.
PECOS enrollment status
Participating (accepts Medicare assignment)
Enrollment effective: 2021-05-14
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 2 Medicare enrollment records; no due dates published yet.
Enrollment records
2
Earliest due date
Not assigned (TBD)
CMS data updated
2026-06-01
Revalidation progress
- Medicare enrolled
- On CMS revalidation list
- Due date assigned
- Revalidate in PECOS
CMS enrollment records
| Enrollment ID | Type | Specialty | State | Due date |
|---|---|---|---|---|
| I20210219001499 | I | Internal Medicine | HI | TBD |
| I20210514000996 | I | Gastroenterology | WA | TBD |
What to do next
- No action required while the due date shows TBD.
- Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
- Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.
Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS
Medicare Utilization (FFS)
Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·
Educational use only—not medical, billing, or legal advice.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| 45380 | Biopsy of large bowel using a flexible endoscope | 72 | 72 | $0 |
| 43239 | Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 46 | 44 | $0 |
| 45385 | Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 37 | 37 | $0 |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | 30 | 30 | $0 |
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | 15 | 15 | $0 |
Insurance plans in this area (ZIP 97216)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| GASTROENTEROLOGY | AZ | 45385 | Removal of polyps or growths of large bowel using an endoscope | 38 | 38 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| O P H T H A L M O L O G Y | WA | |
| Physician Assistant | WA | |
| Thoracic Surgery, General Surgery | WA | |
| General Surgery, Thoracic Surgery | WA | |
| O P H T H A L M O L O G Y | WA | |
| O B S T E T R I C S/ G Y N E C O L O G Y | WA | |
| Physician Assistant | WA | |
| Medical Oncology | WA | |
| Nephrology, Internal Medicine | WA | |
| Physician Assistant | WA |
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