What is Mary Williams's specialty?

Mary Williams (NPI 1235308446) is a Medicare-billing provider whose primary specialty is Physician Assistant in Atlanta, GA.

Where does Mary Williams practice?

Mary Williams practices in Atlanta, GA, based on the location reported in the CMS Medicare provider datasets for NPI 1235308446.

How much does Medicare pay Mary Williams?

Mary Williams (NPI 1235308446) received approximately $25K in total Medicare Part B payments, serving 161 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1235308446

Mary WilliamsPA-C

PRACTICENORTHSIDE DERMATOLOGY ASSOCIATES, P.C.See all providers at this practice →

Physician AssistantAtlanta, GAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

356

Unique beneficiaries

—

Total services

503

Distinct HCPCS

Medicare payment

$20K

Peer benchmark

Total Medicare services vs. 3,205 Physician Assistant providers in GA — above median (cohort median 257).

PRESCRIBING · PART D · 2024

Total Rx claims

Beneficiaries

—

Total drug cost

$1K

Distinct drugs

Brand share

0.0%

Top prescribed drugs

Triamcinolone Acetonide25 claims

Ketoconazole22 claims

Hydrocortisone15 claims

Clobetasol Propionate13 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$94

Payment records

By payment type

Food and Beverage$94

Top paying entities

Food and Beverage$94

REFERRAL NETWORK

Where Mary Williams'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). 1 inbound referrers · 5 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Laboratory Corporation Of America Holdings Clinical Laboratory · Birmingham, AL	11	16

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
Dipti Anand Pathology · Smyrna, GA	31	39
WETHERINGTON, ROBERT	29	38
PIEDMONT HOSPITAL, INC	19	29
Laboratory Corporation Of America Holdings Clinical Laboratory · Birmingham, AL	15	19
Melissa Babcock Dermatology · Atlanta, GA	14	17

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