Doctor profile · Federal record
Dr. Ashish Mahajan, M.D.
Nephrology Physician (CMS: Nephrology) · Boston, MA
- NPI 1497974539
- Accepts Medicare
- MIPS 17.6 / 100 · 2023
- 26 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
Tufts New England Medical Center, 750 Washington St. #391
Boston, MA 02111
(617) 636-9606 - Mailing address
-
28 Mount Vernon St, Unit #1
Somerville, MA 021453344
Credentials & registration
- NPI registered
- April 2007 — 19 yrs on file
- Profile last updated
- August 18, 2010
- Year of graduation
- 2000 — 26 yrs since
- Specialty taxonomy
- 207RN0300X — NUCC code
- State license (1)
- Massachusetts #222613
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1497974539. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,546
Distinct HCPCS
10
Medicare allowed
$231,608
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 577 | 181 | $84 | |
90960 |
Dialysis services, 4 or more physician visits per month (20 years or older) | 212 | 85 | $376 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 201 | 119 | $140 | |
90935 |
Hemodialysis procedure with physician evaluation | 153 | 43 | $76 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 113 | 100 | $137 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 84 | 74 | $100 | |
90966 |
Home dialysis services per month (20 years or older) | 59 | 13 | $310 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 31 | 31 | $184 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 31 | 21 | $126 | |
81002 |
Urinalysis, manual test | 30 | 30 | $3 |
In context: peer comparison
Among 73 peers in this city , average services per provider: 137. This provider delivers 11× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
1,085
Patients
263
Total drug cost
$197,173
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Amlodipine Besylate | Generic | 176 | 54 | $1,581 |
| Lisinopril | Generic | 176 | 47 | $2,287 |
| Losartan Potassium | Generic | 139 | 39 | $2,289 |
| Furosemide | Generic | 100 | 28 | $577 |
| Labetalol Hcl | Generic | 88 | 21 | $5,228 |
| Sevelamer Carbonate | Generic | 74 | 19 | $20,904 |
| Metoprolol Succinate | Generic | 63 | 15 | $1,356 |
| Hydralazine Hcl | Generic | 49 | 15 | $694 |
| Allopurinol | Generic | 38 | 14 | $642 |
| Hydrochlorothiazide | Generic | 37 | 11 | $177 |
Frequently asked questions
What is Dr. Ashish Mahajan's medical specialty?
Dr. Ashish Mahajan practices Nephrology Physician in Boston, MA.
Where does Dr. Ashish Mahajan practice?
Dr. Ashish Mahajan practices at Tufts New England Medical Center, Boston, MA 02111. Office phone: 6176369606.
What is Dr. Ashish Mahajan's NPI?
Dr. Ashish Mahajan's National Provider Identifier (NPI) is 1497974539, issued by NPPES.
Does Dr. Ashish Mahajan accept Medicare assignment?
Yes. Dr. Ashish Mahajan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ashish Mahajan commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); 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.