Justine Hum, MD
NPI 1699193532 · Gastroenterology Physician · Tualatin, OR
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Justine Hum, MD is a Gastroenterology Physician provider in Tualatin, OR (NPI 1699193532).
Provider details
- NPI number
- 1699193532
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- MD197532 (OR)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
12 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
221 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Pathology Examination of Tissue Using a Microscope, Intermediate Complexity88305 | 68 | $38 |
| Removal of Polyps Or Growths of Large Bowel Using an Endoscope With Mechanical Snare45385 | 46 | $248 |
| Biopsy of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope43239 | 25 | $57 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 23 | $130 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 19 | $128 |
| Balloon Dilation of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope, Less Than 3.0 Cm |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 21 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Omeprazole | 105 | 45 |
| Pantoprazole Sodium | 36 | 14 |
| Ondansetronbrand: Ondansetron Odt | 24 | 22 |
| Sodium, Potassium,mag Sulfatesbrand: Sod Sulf-Potass Sulf-Mag Sulf | 21 | 21 |
| Lactulose | 19 | — |
| Sucralfate | 19 | — |
| Ondansetron Hcl | 18 | 15 |
Practice location
Mailing address
Additional practice locations (1)
- 1508 Division St Ste 15Oregon City, OR 97045-1583Phone: (503) 692-3750Fax: (503) 691-2324
Registry dates
- Enumerated
- 2014-03-28
- Last updated
- 2023-12-05
- Certified
- 2023-12-05
Frequently asked questions
- What is Justine Hum's NPI number?
- Justine Hum's National Provider Identifier (NPI) is 1699193532, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Justine Hum's specialty?
- Justine Hum is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Justine Hum located?
- Justine Hum's practice location on file with NPPES is 19250 Sw 90th Ave, Tualatin, OR 97062-7585.
- What is Justine Hum's phone number?
- The practice phone number listed in the NPPES registry for Justine Hum is (503) 692-3750.
- Does Justine Hum accept Medicare?
- Justine Hum is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Justine Hum's NPI active?
- Yes — Justine Hum's NPI (1699193532) is active in the NPPES registry as of the last update on 2023-12-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.