Karl Stoltze
NPI 1265895635 · Internal Medicine Physician · Portland, OR
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Karl Stoltze is a Internal Medicine Physician provider in Portland, OR (NPI 1265895635).
Provider details
- NPI number
- 1265895635
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- Yes
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
10 yrs in NPPES registry
- Profile completeness28% of score
83% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
594 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 250 | $78 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 91 | $117 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 83 | $171 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 77 | $114 |
| Hospital Discharge Day Management, 30 Minutes Or Less99238 | 43 | $81 |
| Ultrasound Scan of Chest76604 | 32 | $27 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 7 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Metoprolol Succinate | 24 | 16 |
| Atorvastatin Calcium | 21 | 11 |
| Spironolactone | 16 | — |
| Furosemide | 16 | 13 |
| Apixabanbrand: Eliquis | 15 | — |
| Lisinopril | 14 | — |
| Oxycodone Hcl |
Practice location
Mailing address
Registry dates
- Enumerated
- 2016-04-01
- Last updated
- 2019-07-03
Frequently asked questions
- What is Karl Stoltze's NPI number?
- Karl Stoltze's National Provider Identifier (NPI) is 1265895635, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karl Stoltze's specialty?
- Karl Stoltze is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Karl Stoltze located?
- Karl Stoltze's practice location on file with NPPES is 2800 N Vancouver Ave Ste 230, Portland, OR 97227-1668.
- What is Karl Stoltze's phone number?
- The practice phone number listed in the NPPES registry for Karl Stoltze is (503) 413-4340.
- Does Karl Stoltze accept Medicare?
- Karl Stoltze is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Karl Stoltze's NPI active?
- Yes — Karl Stoltze's NPI (1265895635) is active in the NPPES registry as of the last update on 2019-07-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.