What is Nicolaas Grobler's specialty?

Nicolaas Grobler (NPI 1720154255) is a Medicare-billing provider whose primary specialty is Pulmonary Disease in Upland, CA.

Where does Nicolaas Grobler practice?

Nicolaas Grobler practices in Upland, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1720154255.

How much does Medicare pay Nicolaas Grobler?

Nicolaas Grobler (NPI 1720154255) received approximately $175K in total Medicare Part B payments, serving 396 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1720154255

Nicolaas GroblerMD

PRACTICEGROBLER ENTERPRISES INCSee all providers at this practice →

Pulmonary DiseaseUpland, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

787

Unique beneficiaries

—

Total services

1,795

Distinct HCPCS

Medicare payment

$161K

Peer benchmark

Total Medicare services vs. 901 Pulmonary Disease providers in CA — above median (cohort median 927).

PRESCRIBING · PART D · 2024

Total Rx claims

13,419

Beneficiaries

—

Total drug cost

$1.6M

Distinct drugs

165

Brand share

22.0%

Top prescribed drugs

Atorvastatin Calcium855 claims

Amlodipine Besylate640 claims

Losartan Potassium528 claims

Levothyroxine Sodium395 claims

Metformin Hcl386 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$2K

Payment records

By payment type

Food and Beverage$2K

Education$110

Top paying entities

Food and Beverage$2K

Education$110

REFERRAL NETWORK

Where Nicolaas Grobler'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). 44 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Unilab Corporation Clinical Laboratory · West Hills, CA	93	265
Gene Hong Internal Medicine · Montclair, CA	68	179
Elbert Chang Pulmonary Disease · Montclair, CA	59	143
Shahram Khorrami Pulmonary Disease · Montclair, CA	58	133
POMONA VALLEY HOSPITAL MEDICAL CENTER	46	76
John Goffigan Diagnostic Radiology · Edina, MN	42	108
AKAMINE, JAMES	40	109
Stuart Berry Diagnostic Radiology · Rancho Cucamonga, CA	37	107
CANIZALES, CARLOS	36	132
PALENCHAR, BARTHOLOMEW	32	72
THC - ORANGE COUNTY, LLC	30	84
Aaron Jun Diagnostic Radiology · Rancho Cucamonga, CA	29	63

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