Catherine Markin, MD
NPI 1285731059 · Pulmonary Disease Physician · Portland, OR
Enrolled with Medicare as Practitioner - Pulmonary Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Catherine Markin, MD is a Pulmonary Disease Physician provider in Portland, OR (NPI 1285731059).
Provider details
- NPI number
- 1285731059
- Entity type
- Individual
- Primary specialty
- Pulmonary Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- MD18401 (OR)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
167 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 52 | $185 |
| Critical Care, First 30-74 Minutes99291 | 51 | $210 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 33 | $17 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 20 | $118 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 11 | $132 |
Typical Medicare-allowed amounts for these services range $17–$210 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 20 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Macitentanbrand: Opsumit | 137 | 14 |
| Selexipagbrand: Uptravi | 112 | — |
| Potassium Chloride | 84 | 19 |
| Furosemide | 81 | 20 |
| Tadalafil | 73 | 12 |
| Epoprostenol Sodiumbrand: Veletri | 52 | — |
| Ambrisentan | 41 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$125 across 5 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-09-20
- Last updated
- 2011-03-03
Frequently asked questions
- What is Catherine Markin's NPI number?
- Catherine Markin's National Provider Identifier (NPI) is 1285731059, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Catherine Markin's specialty?
- Catherine Markin is listed in the NPPES registry with a primary specialty of Pulmonary Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Catherine Markin located?
- Catherine Markin's practice location on file with NPPES is 2222 Nw Lovejoy St., Portland, OR 97210.
- What is Catherine Markin's phone number?
- The practice phone number listed in the NPPES registry for Catherine Markin is (503) 413-5702.
- Does Catherine Markin accept Medicare?
- Catherine Markin is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Catherine Markin's NPI active?
- Yes — Catherine Markin's NPI (1285731059) is active in the NPPES registry as of the last update on 2011-03-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.