Doctor profile · Federal record
Dr. Louis Ercolani, M.D.
Nephrology Physician (CMS: Nephrology) · Internal Medicine Physician · Boston, MA
- NPI 1164407516
- Accepts Medicare
- 53 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
55 Fruit St, Mass General Renal Unit
Boston, MA 021142621
(617) 726-5050
fax (617) 724-1122 - Mailing address
-
Po Box 9142, Mass General Physicians Organization
Charlestown, MA 021299142
Credentials & registration
- NPI registered
- December 2005 — 21 yrs on file
- Profile last updated
- September 23, 2011
- Year of graduation
- 1973 — 53 yrs since
- Specialty taxonomy
- 207RN0300X — NUCC code
- State license (1)
- Massachusetts #51939
- Medicaid
- MA #6171494
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1164407516. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,168
Distinct HCPCS
7
Medicare allowed
$165,141
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
90935 |
Hemodialysis procedure with physician evaluation | 575 | 64 | $75 | |
90960 |
Dialysis services, 4 or more physician visits per month (20 years or older) | 182 | 26 | $356 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 171 | 79 | $138 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 149 | 37 | $83 | |
90961 |
Dialysis services, 2-3 physician visits per month (20 years or older) | 51 | 16 | $296 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 26 | 19 | $126 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 14 | 14 | $184 |
In context: peer comparison
Among 73 peers in this city , average services per provider: 137. This provider delivers 8.5× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
331
Patients
39
Total drug cost
$72,091
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Calcitriol | Generic | 94 | 26 | $2,368 |
| Allopurinol | Generic | 39 | 13 | $757 |
| Amlodipine Besylate | Generic | 27 | 0 | $396 |
| Sevelamer Carbonate | Generic | 24 | 0 | $11,608 |
| Lisinopril | Generic | 20 | 0 | $326 |
| Metoprolol Tartrate | Generic | 19 | 0 | $185 |
| Furosemide | Generic | 18 | 0 | $102 |
| Losartan Potassium | Generic | 15 | 0 | $348 |
| Velphoro (Sucroferric Oxyhydroxide) | Brand | 14 | 0 | $29,781 |
| Aranesp (Darbepoetin Alfa In Polysorbat) | Brand | 13 | 0 | $20,465 |
Hospital affiliations
Frequently asked questions
What is Dr. Louis Ercolani's medical specialty?
Dr. Louis Ercolani practices Nephrology Physician in Boston, MA.
Where does Dr. Louis Ercolani practice?
Dr. Louis Ercolani practices at 55 Fruit St, Boston, MA 021142621. Office phone: 6177265050.
What is Dr. Louis Ercolani's NPI?
Dr. Louis Ercolani's National Provider Identifier (NPI) is 1164407516, issued by NPPES.
Does Dr. Louis Ercolani accept Medicare assignment?
Yes. Dr. Louis Ercolani accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Louis Ercolani commonly perform?
Top Medicare-reported procedures in 2023: Hemodialysis procedure with physician evaluation (HCPCS 90935); Dialysis services, 4 or more physician visits per month (20 years or older) (HCPCS 90960); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.