Doctor profile · Federal record
Dr. Fionnuala Cormack, MD
Nephrology Physician (CMS: Nephrology) · Seattle, WA
- NPI 1477656858
- Accepts Medicare
- MIPS 87.0 / 100 · 2023
- 25 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
325 9Th Ave, Box 359764
Seattle, WA 981042420
(206) 744-8998
fax (206) 744-5087
Credentials & registration
- NPI registered
- September 2006 — 20 yrs on file
- Profile last updated
- July 29, 2010
- Year of graduation
- 2001 — 25 yrs since
- Specialty taxonomy
- 207RN0300X — NUCC code
- State license (1)
- Washington #MD00042866
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1477656858. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
295
Distinct HCPCS
9
Medicare allowed
$51,951
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
90961 |
Dialysis services, 2-3 physician visits per month (20 years or older) | 64 | 19 | $317 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 60 | 47 | $103 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 53 | 29 | $154 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 27 | 15 | $127 | |
90935 |
Hemodialysis procedure with physician evaluation | 23 | 16 | $76 | |
90962 |
Dialysis services, 1 physician visit per month (20 years or older) | 23 | 17 | $220 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 18 | 18 | $186 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 14 | 12 | $85 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 13 | 13 | $194 |
In context: peer comparison
Among 32 peers in Seattle Nephrology Physician, average services per provider: 234. This provider delivers 1.3× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
780
Patients
167
Total drug cost
$65,106
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Chlorthalidone | Generic | 101 | 32 | $2,603 |
| Amlodipine Besylate | Generic | 91 | 21 | $655 |
| Carvedilol | Generic | 89 | 16 | $959 |
| Potassium Citrate ER (Potassium Citrate) | Brand | 87 | 25 | $17,183 |
| Lisinopril | Generic | 66 | 13 | $607 |
| Torsemide | Generic | 55 | 18 | $1,253 |
| Sevelamer Carbonate | Generic | 49 | 16 | $8,173 |
| Potassium Chloride | Generic | 45 | 13 | $2,687 |
| Amiloride Hcl | Generic | 41 | 0 | $813 |
| Tamsulosin Hcl | Generic | 29 | 0 | $695 |
Hospital affiliations
Frequently asked questions
What is Dr. Fionnuala Cormack's medical specialty?
Dr. Fionnuala Cormack practices Nephrology Physician in Seattle, WA.
Where does Dr. Fionnuala Cormack practice?
Dr. Fionnuala Cormack practices at 325 9Th Ave, Seattle, WA 981042420. Office phone: 2067448998.
What is Dr. Fionnuala Cormack's NPI?
Dr. Fionnuala Cormack's National Provider Identifier (NPI) is 1477656858, issued by NPPES.
Does Dr. Fionnuala Cormack accept Medicare assignment?
Yes. Dr. Fionnuala Cormack accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Fionnuala Cormack commonly perform?
Top Medicare-reported procedures in 2023: Dialysis services, 2-3 physician visits per month (20 years or older) (HCPCS 90961); Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99215). Source: CMS Medicare Physician & Other Practitioners file.