Doctor profile · Federal record
Dr. Alexander Gilbert, M.D.
Nephrology Physician (CMS: Internal Medicine) · Washington, DC
- NPI 1457346454
- Accepts Medicare
- MIPS 75.7 / 100 · 2023
- 28 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
3800 Reservoir RD Nw
Washington, DC 200072113
(202) 444-3700
Credentials & registration
- NPI registered
- September 2005 — 21 yrs on file
- Profile last updated
- June 29, 2023
- Year of graduation
- 1998 — 28 yrs since
- Specialty taxonomy
- 207RN0300X — NUCC code
- State license (1)
- District of Columbia #MD041145
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1457346454. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
991
Distinct HCPCS
6
Medicare allowed
$154,698
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 385 | 173 | $191 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 320 | 89 | $130 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 163 | 112 | $137 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 68 | 61 | $187 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 39 | 31 | $89 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 16 | 12 | $86 |
In context: peer comparison
Among 21 peers in Washington Nephrology Physician, average services per provider: 145. This provider delivers 6.8× the peer median.Open Payments
Industry payments received
All-time total
$66
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Sanofi-Aventis U.S. LLC | 1 | $65.97 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
300
Patients
25
Total drug cost
$36,168
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Carvedilol | Generic | 44 | 13 | $887 |
| Prednisone | Generic | 39 | 12 | $221 |
| Pantoprazole Sodium | Generic | 34 | 0 | $541 |
| Tacrolimus | Generic | 32 | 0 | $5,367 |
| Famotidine | Generic | 29 | 0 | $455 |
| Amlodipine Besylate | Generic | 27 | 0 | $454 |
| Cinacalcet Hcl | Generic | 22 | 0 | $24,329 |
| Mycophenolate Mofetil | Generic | 17 | 0 | $2,457 |
| Nifedipine ER (Nifedipine) | Brand | 17 | 0 | $771 |
| Losartan Potassium | Generic | 15 | 0 | $163 |
Hospital affiliations
Frequently asked questions
What is Dr. Alexander Gilbert's medical specialty?
Dr. Alexander Gilbert practices Nephrology Physician in Washington, DC.
Where does Dr. Alexander Gilbert practice?
Dr. Alexander Gilbert practices at 3800 Reservoir RD Nw, Washington, DC 200072113. Office phone: 2024443700.
What is Dr. Alexander Gilbert's NPI?
Dr. Alexander Gilbert's National Provider Identifier (NPI) is 1457346454, issued by NPPES.
Does Dr. Alexander Gilbert accept Medicare assignment?
Yes. Dr. Alexander Gilbert accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Alexander Gilbert commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99215); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.