Doctor profile · Federal record

Dr. Mary Grey Maher, M.D.

Urology Physician (CMS: Urology) · New Haven, CT

  • NPI 1972539930
  • Accepts Medicare
  • MIPS 71.7 / 100 · 2023
  • 27 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
330 Orchard St, Suite 164
New Haven, CT 065114417
(203) 789-2222
fax (203) 624-3697

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
February 5, 2014
Year of graduation
1999 — 27 yrs since
Specialty taxonomy
208800000X — NUCC code
State license (1)
Connecticut #042767

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1972539930. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
768
Distinct HCPCS
10
Medicare allowed
$67,937
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 294 221 $103
99213 Established patient office or other outpatient visit, 20-29 minutes 104 100 $70
99214 Established patient office or other outpatient visit, 30-39 minutes 80 73 $102
99212 Established patient office or other outpatient visit, 10-19 minutes 76 49 $38
99204 New patient office or other outpatient visit, 45-59 minutes 66 66 $141
52000 Diagnostic exam of bladder and urethra using an endoscope 34 32 $84
99213 Established patient office or other outpatient visit, 20-29 minutes 31 27 $68
99204 New patient office or other outpatient visit, 45-59 minutes 16 16 $141
99212 Established patient office or other outpatient visit, 10-19 minutes 16 15 $38
52000 Diagnostic exam of bladder and urethra using an endoscope 15 14 $84

In context: peer comparison

Among 14 peers in New Haven Urology Physician, average services per provider: 51. This provider delivers 15× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$156
Transactions
3
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Boston Scientific Corporation 1 $120.99
Medtronic, INC. 1 $21.15
GlaxoSmithKline, LLC. 1 $14.01

By nature of payment

Food and Beverage
$156

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,457
Patients
764
Total drug cost
$818,577
Drug Type Claims Patients Total cost
Myrbetriq (Mirabegron) Brand 599 143 $498,112
Solifenacin Succinate Generic 255 72 $18,991
Gemtesa (Vibegron) Brand 252 81 $183,902
Trospium Chloride Generic 252 72 $16,945
Methenamine Hippurate Generic 208 52 $17,463
Potassium Citrate ER (Potassium Citrate) Brand 186 48 $31,033
Estradiol Generic 177 98 $17,162
Trimethoprim Generic 112 31 $4,579
Oxybutynin Chloride ER (Oxybutynin Chloride) Brand 89 27 $5,613
Tolterodine Tartrate ER (Tolterodine Tartrate) Brand 71 21 $8,809

Frequently asked questions

Auto-generated from federal data
What is Dr. Mary Grey Maher's medical specialty?
Dr. Mary Grey Maher practices Urology Physician in New Haven, CT.
Where does Dr. Mary Grey Maher practice?
Dr. Mary Grey Maher practices at 330 Orchard St, New Haven, CT 065114417. Office phone: 2037892222.
What is Dr. Mary Grey Maher's NPI?
Dr. Mary Grey Maher's National Provider Identifier (NPI) is 1972539930, issued by NPPES.
Does Dr. Mary Grey Maher accept Medicare assignment?
Yes. Dr. Mary Grey Maher accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mary Grey Maher commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.