What is Gregg Alzate's specialty?

Gregg Alzate (NPI 1932173085) is a Medicare-billing provider whose primary specialty is Diagnostic Radiology in San Diego, CA.

Where does Gregg Alzate practice?

Gregg Alzate practices in San Diego, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1932173085.

How much does Medicare pay Gregg Alzate?

Gregg Alzate (NPI 1932173085) received approximately $249K in total Medicare Part B payments, serving 1,449 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1932173085

Gregg AlzateMD

Diagnostic RadiologySan Diego, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

1,585

Unique beneficiaries

—

Total services

3,486

Distinct HCPCS

Medicare payment

$150K

Peer benchmark

Total Medicare services vs. 3,474 Diagnostic Radiology providers in CA — above median (cohort median 2,975).

PRESCRIBING · PART D · 2024

No data available for this provider in 2024.

QUALITY · MIPS · 2024

Final MIPS score

90.1

Quality

82.8

Cost

0.0

Improvement activities

40.0

Promoting interop.

0.0

Payment adjustment

0.63%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$39K

Payment records

By payment type

Long term medical supply or device loan$30K

Consulting Fee$6K

Food and Beverage$2K

Travel and Lodging$605

Top paying entities

Long term medical supply or device loan$30K

Consulting Fee$6K

Food and Beverage$2K

Travel and Lodging$605

REFERRAL NETWORK

Where Gregg Alzate'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). 55 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
SHARP MEMORIAL HOSPITAL	283	755
SHARP CHULA VISTA MEDICAL CENTER	191	445
Neeraj Panchal Diagnostic Radiology · San Diego, CA	87	187
Scott Boles Diagnostic Radiology · San Diego, CA	85	199
Shanoe Cutts Diagnostic Radiology · San Diego, CA	78	152
Christopher Sebrechts Diagnostic Radiology · San Diego, CA	66	128
Nathaniel Chuang Diagnostic Radiology · San Diego, CA	59	118
PUCKETT, MICHAEL	59	111
LOW, RUSSELL	59	154
Bruce Bower Diagnostic Radiology · San Diego, CA	58	108
American Medical Response Ambulance Service, Inc. Ambulance Service Provider · San Diego, CA	57	89
John Dente Diagnostic Radiology · San Diego, CA	47	84

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