What is Margaret Wong Gribble's specialty?

Margaret Wong Gribble (NPI 1477723187) is a Medicare-billing provider whose primary specialty is Ophthalmology in Atlanta, GA.

Where does Margaret Wong Gribble practice?

Margaret Wong Gribble practices in Atlanta, GA, based on the location reported in the CMS Medicare provider datasets for NPI 1477723187.

How much does Medicare pay Margaret Wong Gribble?

Margaret Wong Gribble (NPI 1477723187) received approximately $2.3M in total Medicare Part B payments, serving 787 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1477723187

Margaret Wong GribbleMD

PRACTICEECA OPTICAL, LLCSee all providers at this practice →

OphthalmologyAtlanta, GAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

2,640

Unique beneficiaries

—

Total services

39,597

Distinct HCPCS

Medicare payment

$2.2M

Peer benchmark

Total Medicare services vs. 428 Ophthalmology providers in GA — top quintile (cohort median 1,999).

PRESCRIBING · PART D · 2024

Total Rx claims

1,278

Beneficiaries

—

Total drug cost

$1.7M

Distinct drugs

Brand share

20.7%

Top prescribed drugs

Ketorolac Tromethamine240 claims

Prednisolone Acetate229 claims

Difluprednate185 claims

Prednisone145 claims

Atropine Sulfate52 claims

QUALITY · MIPS · 2024

Final MIPS score

100.0

Quality

0.0

Cost

55.5

Improvement activities

40.0

Promoting interop.

100.0

Payment adjustment

1.05%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$46K

Payment records

117

By payment type

Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$36K

Travel and Lodging$7K

Food and Beverage$3K

Education$188

Top paying entities

Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$36K

Travel and Lodging$7K

Food and Beverage$3K

Education$188

REFERRAL NETWORK

Where Margaret Wong Gribble'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). 4 inbound referrers · 7 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Laboratory Corporation Of America Holdings Clinical Laboratory · Birmingham, AL	27	41
Benjamin Baumrind Ophthalmology · Atlanta, GA	15	25
Elliot Levine Ophthalmology · Atlanta, GA	14	28
Eye Consultants Of Atlanta Piedmont Ambulatory Surgical Center · Atlanta, GA	11	18

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
HALPERN, ROBERT	99	161
PIEDMONT HOSPITAL, INC	53	92
Quest Diagnostics Clinical Laboratories Inc Clinical Laboratory · Tucker, GA	41	94
NORTHSIDE HOSPITAL, INC.	21	29
Laboratory Corporation Of America Holdings Clinical Laboratory · Birmingham, AL	18	34
EMORY UNIVERSITY	13	24
KENNESTONE HOSPITAL, INC.	11	13

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