Doctor profile · Federal record

Dr. Joshua Waitzman, M.D., PH.D.

Nephrology Physician (CMS: Nephrology) · Internal Medicine Physician · Internal Medicine Physician · Boston, MA

  • NPI 1740679414
  • Accepts Medicare
  • 11 yrs in practice
  • Licensed in 2 states
  • Male
  • Solo practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
171 Pilgrim RD # Libby2
Boston, MA 022155332
(617) 632-9896
Additional location
240 E Huron St, Suite 1-200
Chicago, IL 606112909
(312) 503-7975

Credentials & registration

NPPES · NUCC
NPI registered
January 2015 — 11 yrs on file
Profile last updated
November 17, 2022
Year of graduation
2015 — 11 yrs since
Specialty taxonomy
207RN0300X — NUCC code
State licenses (3)
Massachusetts #297197 · Illinois #125 066440 · Massachusetts #279197

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1740679414. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
204
Distinct HCPCS
6
Medicare allowed
$24,197
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 54 26 $84
99215 Established patient office or other outpatient visit, 40-54 minutes 50 34 $153
99214 Established patient office or other outpatient visit, 30-39 minutes 41 33 $102
99205 New patient office or other outpatient visit, 60-74 minutes 23 23 $193
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 21 21 $138
G2212 Prolonged office or other outpatient evaluation and management service(s) beyond the maximum required time of the primary procedure which has been selected using total time on the date of the primary service; each additional 15 minutes by the physician or 15 12 $33

In context: peer comparison

Among 73 peers in Boston Nephrology Physician, average services per provider: 137. This provider delivers 1.5× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
619
Patients
75
Total drug cost
$364,915
Drug Type Claims Patients Total cost
Jardiance (Empagliflozin) Brand 184 33 $181,182
Chlorthalidone Generic 89 20 $1,569
Ozempic (Semaglutide) Brand 49 0 $60,410
Farxiga (Dapagliflozin Propanediol) Brand 44 11 $40,138
Spironolactone Generic 37 0 $495
Trulicity (Dulaglutide) Brand 33 0 $32,834
Lokelma (Sodium Zirconium Cyclosilicate) Brand 29 0 $24,511
Amlodipine Besylate Generic 26 0 $237
Lisinopril Generic 22 11 $280
Amlodipine-Olmesartan (Amlodipine Bes/Olmesartan MED) Brand 20 0 $3,313

Frequently asked questions

Auto-generated from federal data
What is Dr. Joshua Waitzman's medical specialty?
Dr. Joshua Waitzman practices Nephrology Physician in Boston, MA.
Where does Dr. Joshua Waitzman practice?
Dr. Joshua Waitzman practices at 171 Pilgrim RD # Libby2, Boston, MA 022155332. Office phone: 6176329896.
What is Dr. Joshua Waitzman's NPI?
Dr. Joshua Waitzman's National Provider Identifier (NPI) is 1740679414, issued by NPPES.
Does Dr. Joshua Waitzman accept Medicare assignment?
Yes. Dr. Joshua Waitzman accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Joshua Waitzman 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 99215); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.