Doctor profile · Federal record

Dr. Robert Grubb, MD

Urology Physician (CMS: Urology) · Urology Physician · Charleston, SC

  • NPI 1558388058
  • Accepts Medicare
  • 30 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
171 Ashley Ave
Charleston, SC 294251032
(843) 792-1414
Additional location
4921 Parkview Pl Ste 11C, Ste 11C
Saint Louis, MO 631101032
(314) 362-8200
fax (314) 747-4871
Mailing address
Po Box 751461
Charlotte, NC 282751461

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
January 24, 2018
Year of graduation
1996 — 30 yrs since
Specialty taxonomy
208800000X — NUCC code
State licenses (2)
South Carolina #51820 · Missouri #2005013263
Medicaid (2)
IL #ENROLLED · MO #207180308

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1558388058. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,089
Distinct HCPCS
10
Medicare allowed
$96,314
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 205 158 $119
99214 Established patient office or other outpatient visit, 30-39 minutes 170 129 $90
81002 Urinalysis, manual test 161 132 $3
99213 Established patient office or other outpatient visit, 20-29 minutes 97 87 $85
99213 Established patient office or other outpatient visit, 20-29 minutes 74 70 $62
52000 Diagnostic exam of bladder and urethra using an endoscope 40 34 $73
52000 Diagnostic exam of bladder and urethra using an endoscope 35 29 $222
99204 New patient office or other outpatient visit, 45-59 minutes 33 33 $126
52005 Insertion of tube into ureter using an endoscope through bladder area 31 31 $121
99204 New patient office or other outpatient visit, 45-59 minutes 30 30 $157

In context: peer comparison

Among 16 peers in Charleston Urology Physician, average services per provider: 147. This provider delivers 7.4× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$493
Transactions
9
Manufacturers
5
Payer (manufacturer) Industry Txns Amount
Urogen Pharma, INC. 3 $249.03
Ambu INC. 1 $94.37
Olympus America INC. 2 $90.36
Abc Home Medical Supply, INC. 2 $37.38
Teleflex LLC 1 $22.35

By nature of payment

Food and Beverage
$493

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
828
Patients
225
Total drug cost
$103,297
Drug Type Claims Patients Total cost
Tamsulosin Hcl Generic 331 96 $5,760
Finasteride Generic 164 53 $2,897
Myrbetriq (Mirabegron) Brand 122 28 $69,328
Dutasteride Generic 40 12 $1,679
Oxybutynin Chloride ER (Oxybutynin Chloride) Brand 34 12 $1,235
Gemtesa (Vibegron) Brand 27 0 $17,693
Alfuzosin Hcl ER (Alfuzosin Hcl) Brand 25 0 $1,161
Sildenafil Citrate Generic 21 0 $49
Potassium Citrate ER (Potassium Citrate) Brand 18 0 $3,019
Testosterone Cypionate Generic 17 0 $365

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Robert Grubb's medical specialty?
Dr. Robert Grubb practices Urology Physician in Charleston, SC.
Where does Dr. Robert Grubb practice?
Dr. Robert Grubb practices at 171 Ashley Ave, Charleston, SC 294251032. Office phone: 8437921414.
What is Dr. Robert Grubb's NPI?
Dr. Robert Grubb's National Provider Identifier (NPI) is 1558388058, issued by NPPES.
Does Dr. Robert Grubb accept Medicare assignment?
Yes. Dr. Robert Grubb accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Robert Grubb 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 99214); Urinalysis, manual test (HCPCS 81002). Source: CMS Medicare Physician & Other Practitioners file.