Doctor profile · Federal record
Dr. Kathryn Ratanavanich, D.O.
Nephrology Physician (CMS: Nephrology) · Washington, DC
- NPI 1801093919
- Accepts Medicare
- 24 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
106 Irving St Nw, Suite 418
Washington, DC 200102927
(202) 882-2500
fax (202) 726-8076 - Mailing address
-
106 Irving Street, Suite 418
Washington, DC 200102054
Credentials & registration
- NPI registered
- July 2007 — 19 yrs on file
- Profile last updated
- March 11, 2009
- Year of graduation
- 2002 — 24 yrs since
- Specialty taxonomy
- 207RN0300X — NUCC code
- State license (1)
- District of Columbia #DO034186
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1801093919. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,390
Distinct HCPCS
10
Medicare allowed
$248,588
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 314 | 95 | $128 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 308 | 169 | $120 | |
90960 |
Dialysis services, 4 or more physician visits per month (20 years or older) | 222 | 42 | $391 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 217 | 107 | $86 | |
90961 |
Dialysis services, 2-3 physician visits per month (20 years or older) | 102 | 38 | $324 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 68 | 63 | $142 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 57 | 57 | $187 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 50 | 49 | $186 | |
99231 |
Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 41 | 30 | $54 | |
90935 |
Hemodialysis procedure with physician evaluation | 11 | 11 | $78 |
In context: peer comparison
Among 21 peers in Washington Nephrology Physician, average services per provider: 145. This provider delivers 9.6× the peer median.Open Payments
Industry payments received
All-time total
$622
Transactions
26
Manufacturers
14
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Novartis Pharmaceuticals Corporation | 4 | $85.61 | |
| Amgen INC. | 3 | $74.09 | |
| Akebia Therapeutics INC | 3 | $71.56 | |
| Ardelyx, INC. | 3 | $70.68 | |
| AstraZeneca Pharmaceuticals Lp | 2 | $57.51 | |
| Aurinia Pharma U.S., INC. | 2 | $51.90 | |
| Vifor Pharma, INC. | 2 | $51.69 | |
| Alexion Pharmaceuticals, INC. | 1 | $27.74 | |
| Travere Therapeutics, INC. | 1 | $23.55 | |
| Opko Pharmaceuticals, LLC | 1 | $22.62 | |
| Otsuka America Pharmaceutical, INC. | 1 | $22.01 | |
| Alnylam Pharmaceuticals INC. | 1 | $21.79 | |
| Bayer Healthcare Pharmaceuticals INC. | 1 | $21.71 | |
| Fresenius USA Marketing, INC. | 1 | $19.86 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
441
Patients
71
Total drug cost
$34,262
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Furosemide | Generic | 108 | 32 | $490 |
| Amlodipine Besylate | Generic | 63 | 18 | $462 |
| Hydralazine Hcl | Generic | 59 | 21 | $1,018 |
| Labetalol Hcl | Generic | 32 | 0 | $816 |
| Allopurinol | Generic | 20 | 0 | $310 |
| Metoprolol Tartrate | Generic | 20 | 0 | $179 |
| Calcium Acetate | Generic | 18 | 0 | $1,475 |
| Eplerenone | Generic | 18 | 0 | $897 |
| Potassium Citrate ER (Potassium Citrate) | Brand | 17 | 0 | $2,056 |
| Losartan Potassium | Generic | 16 | 0 | $275 |
Hospital affiliations
Frequently asked questions
What is Dr. Kathryn Ratanavanich's medical specialty?
Dr. Kathryn Ratanavanich practices Nephrology Physician in Washington, DC.
Where does Dr. Kathryn Ratanavanich practice?
Dr. Kathryn Ratanavanich practices at 106 Irving St Nw, Washington, DC 200102927. Office phone: 2028822500.
What is Dr. Kathryn Ratanavanich's NPI?
Dr. Kathryn Ratanavanich's National Provider Identifier (NPI) is 1801093919, issued by NPPES.
Does Dr. Kathryn Ratanavanich accept Medicare assignment?
Yes. Dr. Kathryn Ratanavanich accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Kathryn Ratanavanich commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Established patient office or other outpatient visit (HCPCS 99214); Dialysis services, 4 or more physician visits per month (20 years or older) (HCPCS 90960). Source: CMS Medicare Physician & Other Practitioners file.