What is Marcus Muallem's specialty?

Marcus Muallem (NPI 1194927335) is a Medicare-billing provider whose primary specialty is Ophthalmology in Grand Rapids, MI.

Where does Marcus Muallem practice?

Marcus Muallem practices in Grand Rapids, MI, based on the location reported in the CMS Medicare provider datasets for NPI 1194927335.

How much does Medicare pay Marcus Muallem?

Marcus Muallem (NPI 1194927335) received approximately $136K in total Medicare Part B payments, serving 276 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1194927335

Marcus MuallemMD

PRACTICEGRO OPTICAL, LLCSee all providers at this practice →

OphthalmologyGrand Rapids, MII

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

729

Unique beneficiaries

—

Total services

983

Distinct HCPCS

Medicare payment

$116K

Peer benchmark

Total Medicare services vs. 608 Ophthalmology providers in MI — below median (cohort median 1,582).

PRESCRIBING · PART D · 2024

Total Rx claims

4,815

Beneficiaries

—

Total drug cost

$260K

Distinct drugs

Brand share

30.4%

Top prescribed drugs

Prednisolone Acetate1,120 claims

Moxifloxacin Hcl941 claims

Diclofenac Sodium873 claims

Latanoprost509 claims

Timolol Maleate309 claims

QUALITY · MIPS · 2024

Final MIPS score

75.0

Quality

85.5

Cost

31.3

Improvement activities

40.0

Promoting interop.

100.0

Payment adjustment

0.00%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$2K

Payment records

By payment type

Food and Beverage$2K

Top paying entities

Food and Beverage$2K

REFERRAL NETWORK

Where Marcus Muallem'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). 3 inbound referrers · 16 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
SPECTRUM HEALTH PRIMARY CARE PARTNERS	102	258
ADVANTAGE HEALTH/SAINT MARY'S MEDICAL GROUP	54	116
GRAND VALLEY MEDICAL SPECIALISTS PLC	16	40

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
REGENTS OF THE UNIVERSITY OF MICHIGAN	214	529
Ebsc, Llc Ambulatory Surgical Center · Grand Rapids, MI	139	567
SPECTRUM HEALTH HOSPITALS	117	311
SPECTRUM HEALTH PRIMARY CARE PARTNERS	100	260
SAINT MARY'S HEALTH SERVICES	86	246
ADVANTAGE HEALTH/SAINT MARY'S MEDICAL GROUP	68	142
GOOD, GREG	51	165
BUSSO, WILLIAM	50	164
Scott Coddington Certified Registered Nurse Anesthetist (CRNA) · Monroe, MI	44	150
METROPOLITAN HOSPITAL	26	58
HOLLAND COMMUNITY HOSPITAL	25	62
NIVALA, RICHARD	21	49

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