Doctor profile · Federal record

Dr. Toby Chai, M.D.

Urology Physician (CMS: Urology) · Female Pelvic Medicine and Reconstructive Surgery (Urology) Physician · Boston, MA

  • NPI 1265548697
  • Accepts Medicare
  • 37 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
725 Albany St, Suite 3B, Shapiro Bldg
Boston, MA 02118
(617) 638-8485
fax (617) 414-7372
Additional location
11 Nevins St, Suite 303 - Urology
Brighton, MA 02135
(617) 787-8181
fax (617) 787-4644
Additional location
736 Cambridge St, Urology Inpatient
Brighton, MA 02135
(617) 787-8181
fax (617) 787-4644
Mailing address
960 Massachusetts Avenue, Fl 2
Boston, MA 021182690

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
February 11, 2026
Year of graduation
1989 — 37 yrs since
Specialty taxonomy
208800000X — NUCC code
State license (1)
Massachusetts #280790
Medicaid (2)
MA #110158286A · NH #3120979

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1265548697. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
329
Distinct HCPCS
7
Medicare allowed
$26,546
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 150 128 $70
99214 Established patient office or other outpatient visit, 30-39 minutes 87 68 $104
52000 Diagnostic exam of bladder and urethra using an endoscope 38 24 $81
99204 New patient office or other outpatient visit, 45-59 minutes 15 15 $142
99212 Established patient office or other outpatient visit, 10-19 minutes 15 15 $38
51741 Electronic assessment of bladder emptying 12 11 $9
99203 New patient office or other outpatient visit, 30-44 minutes 12 12 $88

In context: peer comparison

Among 27 peers in Boston Urology Physician, average services per provider: 65. This provider delivers 5.1× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$14,666
Transactions
4
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
GlaxoSmithKline, LLC. 2 $14,400.00
Procept BioRobotics Corporation 1 $168.72
Boston Scientific Corporation 1 $97.63

By nature of payment

Consulting Fee
$14,400
Food and Beverage
$266

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,106
Patients
327
Total drug cost
$176,481
Drug Type Claims Patients Total cost
Myrbetriq (Mirabegron) Brand 282 60 $144,134
Tamsulosin Hcl Generic 282 105 $5,322
Finasteride Generic 194 77 $3,561
Oxybutynin Chloride ER (Oxybutynin Chloride) Brand 92 37 $3,544
Estradiol Generic 65 23 $6,069
Methenamine Hippurate Generic 33 0 $3,345
Alfuzosin Hcl ER (Alfuzosin Hcl) Brand 32 13 $1,065
Trospium Chloride ER (Trospium Chloride) Brand 32 0 $6,378
Doxazosin Mesylate Generic 30 12 $999
Terazosin Hcl Generic 20 0 $262

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Toby Chai's medical specialty?
Dr. Toby Chai practices Urology Physician in Boston, MA.
Where does Dr. Toby Chai practice?
Dr. Toby Chai practices at 725 Albany St, Suite 3B, Boston, MA 02118. Office phone: 6176388485.
What is Dr. Toby Chai's NPI?
Dr. Toby Chai's National Provider Identifier (NPI) is 1265548697, issued by NPPES.
Does Dr. Toby Chai accept Medicare assignment?
Yes. Dr. Toby Chai accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Toby Chai commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214); Diagnostic exam of bladder and urethra using an endoscope (HCPCS 52000). Source: CMS Medicare Physician & Other Practitioners file.