What is Ann Marie Macasa's specialty?

Ann Marie Macasa (NPI 1417068198) is a Medicare-billing provider whose primary specialty is Rheumatology in Newberg, OR.

Where does Ann Marie Macasa practice?

Ann Marie Macasa practices in Newberg, OR, based on the location reported in the CMS Medicare provider datasets for NPI 1417068198.

How much does Medicare pay Ann Marie Macasa?

Ann Marie Macasa (NPI 1417068198) received approximately $871K in total Medicare Part B payments, serving 228 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1417068198

Ann Marie MacasaMD

PRACTICEWILLAMETTE VALLEY RHEUMATOLGY PCSee all providers at this practice →

RheumatologyNewberg, ORI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

625

Unique beneficiaries

—

Total services

27,465

Distinct HCPCS

Medicare payment

$558K

Peer benchmark

Total Medicare services vs. 57 Rheumatology providers in OR — top quintile (cohort median 3,649).

PRESCRIBING · PART D · 2024

Total Rx claims

4,011

Beneficiaries

—

Total drug cost

$1.0M

Distinct drugs

Brand share

27.9%

Top prescribed drugs

Hydroxychloroquine Sulfate690 claims

Methotrexate Sodium680 claims

Methylprednisolone384 claims

Leflunomide269 claims

Sulfasalazine259 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$2K

Payment records

121

By payment type

Food and Beverage$2K

Education$18

Top paying entities

Food and Beverage$2K

Education$18

REFERRAL NETWORK

Where Ann Marie Macasa'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). 8 inbound referrers · 12 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
PROVIDENCE HEALTH & SERVICES OREGON	90	328
WILLAMETTE VALLEY MEDICAL CENTER LLC	55	237
CRESCENDO BIOSCIENCE, INC	24	53
Kishore Pathial Pulmonary Disease · Mcminnville, OR	18	49
Stephen Weldon Diagnostic Radiology · Portland, OR	16	36
Quest Diagnostics Clinical Laboratories Inc Clinical Laboratory · Seattle, WA	13	25
Lloyd Heller Diagnostic Radiology · Portland, OR	12	30
SAMARITAN NORTH LINCOLN HOSPITAL	11	43

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
PROVIDENCE HEALTH & SERVICES OREGON	56	226
WILLAMETTE VALLEY MEDICAL CENTER LLC	55	202
PROVIDENCE HEALTH & SERVICES OREGON	27	49
James Rickards Diagnostic Radiology · Edina, MN	22	53
David Siepmann Diagnostic Radiology · Mcminnville, OR	21	48
Stephen Weldon Diagnostic Radiology · Portland, OR	19	39
Physicians Medical Center, P C Clinical Laboratory · Mcminnville, OR	18	103
Kishore Pathial Pulmonary Disease · Mcminnville, OR	14	45
SAMARITAN NORTH LINCOLN HOSPITAL	13	31
Nicholas Grinich Ophthalmology · Mcminnville, OR	12	15
Eugene Spear Cardiology · Mcminnville, OR	11	37
POST, JAY	11	18

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