What is Robert Grubb's specialty?

Robert Grubb (NPI 1558388058) is a Medicare-billing provider whose primary specialty is Urology in Charleston, SC.

Where does Robert Grubb practice?

Robert Grubb practices in Charleston, SC, based on the location reported in the CMS Medicare provider datasets for NPI 1558388058.

How much does Medicare pay Robert Grubb?

Robert Grubb (NPI 1558388058) received approximately $121K in total Medicare Part B payments, serving 509 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1558388058

Robert GrubbMD

PRACTICEMUSCSee all providers at this practice →

UrologyCharleston, SCI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

1,104

Unique beneficiaries

—

Total services

1,328

Distinct HCPCS

Medicare payment

$68K

Peer benchmark

Total Medicare services vs. 146 Urology providers in SC — below median (cohort median 4,499).

PRESCRIBING · PART D · 2024

Total Rx claims

894

Beneficiaries

—

Total drug cost

$95K

Distinct drugs

Brand share

28.4%

Top prescribed drugs

Tamsulosin Hcl311 claims

Finasteride177 claims

Dutasteride65 claims

Mirabegron54 claims

Vibegron47 claims

QUALITY · MIPS · 2024

Final MIPS score

79.0

Quality

62.4

Cost

72.7

Improvement activities

40.0

Promoting interop.

99.0

Payment adjustment

0.17%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$561

Payment records

By payment type

Food and Beverage$561

Top paying entities

Food and Beverage$561

REFERRAL NETWORK

Where Robert Grubb's patients come from & go

Directional shared-patient flow from Medicare claims — who sends patients to this provider (inbound) and where this provider's patients go next (outbound). 25 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Harvey Glazer Diagnostic Radiology · Saint Louis, MO	35	98
NPI 1427070044	33	88
Cory Bernadt Pathology · Saint Louis, MO	31	96
Joseph Gaut Pathology · Saint Louis, MO	28	85
Sandor Kovacs Cardiology · Saint Louis, MO	21	68
Washington University Clinical Laboratory · Saint Louis, MO	19	32
Kathryn Fowler Diagnostic Radiology · San Diego, CA	18	42
MISSOURI BAPTIST MEDICAL CENTER	18	44
Quest Diagnostics Clinical Laboratories Inc Clinical Laboratory · Maryland Heights, MO	17	30
Raghu Terkonda Anesthesiology · Saint Louis, MO	16	44
KYRIAKOS, MICHAEL	16	31
Fernando Gutierrez Diagnostic Radiology · Saint Louis, MO	15	48

Refers patients to

Outbound — where patients go next

No outbound pairs above the suppression threshold.

Source: CMS Physician Shared Patient Patterns (30-day window, Medicare FFS). Direction = a beneficiary seen by the first provider, then the second, within 30 days; a proxy for referral, not a documented referral. Pairs with fewer than 11 shared beneficiaries are suppressed.

CROSS-REFERENCE

Related data on other Healthparse brands

ProviderScore

OIG/SAM exclusion screening, sanctions history

Healthparse Signals

Monitor this provider for changes — dated NPI change events