What is Thomas Giammarino's specialty?

Thomas Giammarino (NPI 1154629343) is a Medicare-billing provider whose primary specialty is Physician Assistant in Phoenix, AZ.

Where does Thomas Giammarino practice?

Thomas Giammarino practices in Phoenix, AZ, based on the location reported in the CMS Medicare provider datasets for NPI 1154629343.

How much does Medicare pay Thomas Giammarino?

Thomas Giammarino (NPI 1154629343) received approximately $1K in total Medicare Part B payments, serving 14 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1154629343

Thomas GiammarinoPA-C

Physician AssistantPhoenix, AZI

MEDICARE UTILIZATION · PART B · 2024

No data available for this provider in 2024.

PRESCRIBING · PART D · 2024

No data available for this provider in 2024.

QUALITY · MIPS · 2024

Final MIPS score

86.5

Quality

78.3

Cost

76.6

Improvement activities

40.0

Promoting interop.

100.0

Payment adjustment

0.48%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

No data available for this provider in 2025.

FACILITY AFFILIATIONS

Hospital & Facility Affiliations (1)

CCN 030103

Hospital

REFERRAL NETWORK

Where Thomas Giammarino'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). 6 inbound referrers · 18 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
MAYO CLINIC ARIZONA	38	101
Igor Yusupov Neurosurgery · Scottsdale, AZ	23	57
Hasan Khamash Nephrology · Phoenix, AZ	15	41
Janna Huskey Nephrology · Phoenix, AZ	14	42
Nitin Katariya General Surgery · Scottsdale, AZ	12	20
Maitray Patel Diagnostic Radiology · Scottsdale, AZ	11	14

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
Igor Yusupov Neurosurgery · Scottsdale, AZ	41	102
HERNANDEZ, JAMES	35	130
MAYO CLINIC ARIZONA	35	317
Mayo Clinic Arizona Clinical Laboratory · Scottsdale, AZ	35	225
HONORHEALTH	32	40
Hasan Khamash Nephrology · Phoenix, AZ	29	82
Janna Huskey Nephrology · Phoenix, AZ	27	139
Raymond Heilman Nephrology · Scottsdale, AZ	26	85
Victor Zach Critical Care (Intensivists) · Phoenix, AZ	17	32
Sumi Sukumaran Nair Nephrology · Scottsdale, AZ	17	55
Aashish Patel Neurology · Edison, NJ	16	22
Nirvikar Dahiya Diagnostic Radiology · Scottsdale, AZ	15	27

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