What is Michael Grazier's specialty?

Michael Grazier (NPI 1619279239) is a Medicare-billing provider whose primary specialty is Emergency Medicine in Emeryville, CA.

Where does Michael Grazier practice?

Michael Grazier practices in Emeryville, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1619279239.

How much does Medicare pay Michael Grazier?

Michael Grazier (NPI 1619279239) received approximately $86K in total Medicare Part B payments, serving 572 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1619279239

Michael GrazierM.D.

Emergency MedicineEmeryville, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

828

Unique beneficiaries

—

Total services

861

Distinct HCPCS

Medicare payment

$82K

Peer benchmark

Total Medicare services vs. 5,287 Emergency Medicine providers in CA — top quintile (cohort median 355).

PRESCRIBING · PART D · 2024

Total Rx claims

Beneficiaries

—

Total drug cost

$317

Distinct drugs

Brand share

56.1%

Top prescribed drugs

Cephalexin25 claims

Hydrocodone/Acetaminophen19 claims

Ondansetron13 claims

QUALITY · MIPS · 2024

Final MIPS score

96.7

Quality

90.0

Cost

78.4

Improvement activities

40.0

Promoting interop.

0.0

Payment adjustment

0.91%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

No data available for this provider in 2025.

FACILITY AFFILIATIONS

Hospital & Facility Affiliations (2)

CCN 050242

Hospital

CCN 051336

Hospital

REFERRAL NETWORK

Where Michael Grazier'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). 37 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
DIGNITY HEALTH	241	440
SETON MEDICAL CENTER	71	173
FISHER, DANIEL	59	92
NPI 1295763514	46	77
Christopher Yoo Diagnostic Radiology · Burlingame, CA	34	76
Alphaone Ambulance Medical Services Inc Ambulance Service Provider · Sacramento, CA	33	60
Thomas Mcgarry Diagnostic Radiology · Sacramento, CA	33	47
David Lao Interventional Cardiology · Carmichael, CA	33	51
Maria Parayno Nuclear Medicine · Duarte, CA	32	44
Nick Majetich Interventional Cardiology · Carmichael, CA	31	56
Wen Lin Diagnostic Radiology · Palo Alto, CA	29	46
Stephen Morrison Internal Medicine · Carmichael, CA	29	47

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