Doctor profile · Federal record
Dr. Keiko Greenberg
Nephrology Physician (CMS: Nephrology) · Baltimore, MD
- NPI 1588807408
- Accepts Medicare
- MIPS 75.7 / 100 · 2023
- 17 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1830 E Monument St Ste 416
Baltimore, MD 212870020
(410) 955-5268
Credentials & registration
- NPI registered
- April 2009 — 17 yrs on file
- Profile last updated
- January 1, 2016
- Year of graduation
- 2009 — 17 yrs since
- Specialty taxonomy
- 207RN0300X — NUCC code
- State license (1)
- Maryland #D0079185
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1588807408. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,127
Distinct HCPCS
10
Medicare allowed
$153,247
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 558 | 156 | $88 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 170 | 99 | $142 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 108 | 57 | $132 | |
90966 |
Home dialysis services per month (20 years or older) | 84 | 18 | $334 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 51 | 49 | $193 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 41 | 28 | $191 | |
90961 |
Dialysis services, 2-3 physician visits per month (20 years or older) | 24 | 13 | $333 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 23 | 22 | $145 | |
99443 |
Telephone medical discussion with physician, 21-30 minutes | 21 | 11 | $145 | |
90935 |
Hemodialysis procedure with physician evaluation | 18 | 15 | $79 |
In context: peer comparison
Among 45 peers in this city , average services per provider: 110. This provider delivers 10× the peer median.Open Payments
Industry payments received
All-time total
$89
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Travere Therapeutics, Inc. | 1 | $89.46 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
233
Patients
26
Total drug cost
$20,219
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Carvedilol | Generic | 36 | 15 | $762 |
| Amlodipine Besylate | Generic | 23 | 0 | $328 |
| Nifedipine Er (Nifedipine) | Brand | 22 | 11 | $1,789 |
| Lisinopril | Generic | 20 | 0 | $368 |
| Atorvastatin Calcium | Generic | 19 | 0 | $190 |
| Sevelamer Carbonate | Generic | 17 | 0 | $3,003 |
| Furosemide | Generic | 15 | 0 | $82 |
| Losartan Potassium | Generic | 13 | 0 | $218 |
| Hydralazine Hcl | Generic | 12 | 0 | $444 |
| Jardiance (Empagliflozin) | Brand | 12 | 0 | $10,154 |
Hospital affiliations
Frequently asked questions
What is Dr. Keiko Greenberg's medical specialty?
Dr. Keiko Greenberg practices Nephrology Physician in Baltimore, MD.
Where does Dr. Keiko Greenberg practice?
Dr. Keiko Greenberg practices at 1830 E Monument St Ste 416, Baltimore, MD 212870020. Office phone: 4109555268.
What is Dr. Keiko Greenberg's NPI?
Dr. Keiko Greenberg's National Provider Identifier (NPI) is 1588807408, issued by NPPES.
Does Dr. Keiko Greenberg accept Medicare assignment?
Yes. Dr. Keiko Greenberg accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Keiko Greenberg commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Established patient office or other outpatient visit (HCPCS 99214); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233). Source: CMS Medicare Physician & Other Practitioners file.