What is Vivian Hobayan's specialty?

Vivian Hobayan (NPI 1790852333) is a Medicare-billing provider whose primary specialty is Rheumatology in Lima, OH.

Where does Vivian Hobayan practice?

Vivian Hobayan practices in Lima, OH, based on the location reported in the CMS Medicare provider datasets for NPI 1790852333.

How much does Medicare pay Vivian Hobayan?

Vivian Hobayan (NPI 1790852333) received approximately $1.9M in total Medicare Part B payments, serving 557 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1790852333

Vivian HobayanMD

RheumatologyLima, OHI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

1,623

Unique beneficiaries

—

Total services

75,618

Distinct HCPCS

Medicare payment

$1.8M

Peer benchmark

Total Medicare services vs. 197 Rheumatology providers in OH — top quintile (cohort median 1,087).

PRESCRIBING · PART D · 2024

Total Rx claims

5,078

Beneficiaries

—

Total drug cost

$1.5M

Distinct drugs

Brand share

26.0%

Top prescribed drugs

Hydroxychloroquine Sulfate1,205 claims

Methotrexate Sodium877 claims

Prednisone859 claims

Sulfasalazine214 claims

Meloxicam187 claims

QUALITY · MIPS · 2024

Final MIPS score

90.0

Quality

80.0

Cost

0.0

Improvement activities

40.0

Promoting interop.

0.0

Payment adjustment

0.63%

Individual

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$297

Payment records

By payment type

Education$154

Food and Beverage$143

Top paying entities

Education$154

Food and Beverage$143

REFERRAL NETWORK

Where Vivian Hobayan'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). 29 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Pathology Laboratories, Inc. Clinical Laboratory · Toledo, OH	149	937
LIMA MEMORIAL JOINT OPERATING COMPANY	131	869
MERCER COUNTY JOINT TOWNSHIP COMMUNITY HOSPITAL	44	254
Jeffrey Miller Diagnostic Radiology · Lima, OH	25	65
Zoheir Abdelbaki Cardiology · Lima, OH	25	145
Gary Brennan Diagnostic Radiology · Beachwood, OH	24	78
Sarat Kuchipudi Pulmonary Disease · Lima, OH	23	123
Peter Knabe Diagnostic Radiology · Lima, OH	23	84
Jimmy Alele Endocrinology · Lima, OH	19	72
William Hogan Pain Management · Fremont, OH	18	130
Marc Rovner Pulmonary Disease · Lima, OH	17	72
Pavan Punukollu Diagnostic Radiology · Lawrence, MA	17	48

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

Healthparse Signals

Monitor this provider for changes — dated NPI change events