What is Gregory Parker's specialty?

Gregory Parker (NPI 1851392575) is a Medicare-billing provider whose primary specialty is Family Practice in Columbus, GA.

Where does Gregory Parker practice?

Gregory Parker practices in Columbus, GA, based on the location reported in the CMS Medicare provider datasets for NPI 1851392575.

How much does Medicare pay Gregory Parker?

Gregory Parker (NPI 1851392575) received approximately $759K in total Medicare Part B payments, serving 4,076 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1851392575

Gregory ParkerMD

PRACTICEHORIZONS DIAGNOSTICS, L.L.C.See all providers at this practice →

Family PracticeColumbus, GAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

32,994

Unique beneficiaries

—

Total services

53,375

Distinct HCPCS

Medicare payment

$750K

Peer benchmark

Total Medicare services vs. 2,265 Family Practice providers in GA — top quintile (cohort median 688).

PRESCRIBING · PART D · 2024

Total Rx claims

11,725

Beneficiaries

—

Total drug cost

$765K

Distinct drugs

170

Brand share

22.7%

Top prescribed drugs

Levothyroxine Sodium562 claims

Amlodipine Besylate406 claims

Alprazolam390 claims

Atorvastatin Calcium353 claims

Omeprazole277 claims

QUALITY · MIPS · 2024

Final MIPS score

94.5

Quality

80.6

Cost

0.0

Improvement activities

40.0

Promoting interop.

100.0

Payment adjustment

0.82%

APM Entity

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$2K

Payment records

101

By payment type

Food and Beverage$2K

Top paying entities

Food and Beverage$2K

REFERRAL NETWORK

Where Gregory Parker'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). 27 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
ST FRANCIS HEALTH LLC	207	1,037
Laboratory Corporation Of America Holdings Clinical Laboratory · Birmingham, AL	160	494
THE MEDICAL CENTER INC	52	157
MACHESKI, WILLIAM	41	157
Rajinder Chhokar Cardiology · Columbus, GA	34	151
Nicholas Henson Diagnostic Radiology · Columbus, GA	29	95
NPI 1366436164	29	103
YEOMAN, JOHN	29	93
Robert Weatherstone Gastroenterology · Columbus, GA	25	113
QDX PATH ALLIANCE, PC	23	32
Todd Jarrell Urology · Columbus, GA	20	58
BYERS, JOHN	17	85

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