Ioan Cosma, MD
NPI 1356540454 · Nephrology Physician · Portland, ME
Enrolled with Medicare as Practitioner - Nephrology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ioan Cosma, MD is a Nephrology Physician provider in Portland, ME (NPI 1356540454).
Provider details
- NPI number
- 1356540454
- Entity type
- Individual
- Primary specialty
- Nephrology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- MD18449 (ME)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
18 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
769 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) |
|---|---|---|
| Dialysis Services, 4 Or More Physician Visits Per Month (20 Years Or Older)90960 | 240 | $360 |
| Hemodialysis Procedure With Physician Evaluation90935 | 82 | $72 |
| Insertion of Needle And/Or Tube Into Hemodialysis Circuit and Balloon Dilation of Dialysis Segment With Review By Radiologist36902 | 79 | $230 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 70 | $80 |
| Dialysis Services, 2-3 Physician Visits Per Month (20 Years Or Older)90961 | 45 | $299 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 16 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Lisinopril | 71 | 24 |
| Amlodipine Besylate | 39 | 13 |
| Losartan Potassium | 37 | 13 |
| Calcitriol | 30 | 12 |
| Furosemide | 26 | 11 |
| Empagliflozinbrand: Jardiance | 22 | — |
| Chlorthalidone | 20 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$175 across 1 record (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
- 2007-07-17
- Last updated
- 2014-02-05
Frequently asked questions
- What is Ioan Cosma's NPI number?
- Ioan Cosma's National Provider Identifier (NPI) is 1356540454, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ioan Cosma's specialty?
- Ioan Cosma is listed in the NPPES registry with a primary specialty of Nephrology Physician (Allopathic & Osteopathic Physicians).
- Where is Ioan Cosma located?
- Ioan Cosma's practice location on file with NPPES is 1600b Congress St, Portland, ME 04102-2124.
- What is Ioan Cosma's phone number?
- The practice phone number listed in the NPPES registry for Ioan Cosma is (207) 774-5222.
- Does Ioan Cosma accept Medicare?
- Ioan Cosma is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ioan Cosma's NPI active?
- Yes — Ioan Cosma's NPI (1356540454) is active in the NPPES registry as of the last update on 2014-02-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.