What is John Grimaldi's specialty?

John Grimaldi (NPI 1821157033) is a Medicare-billing provider whose primary specialty is Urology in Chula Vista, CA.

Where does John Grimaldi practice?

John Grimaldi practices in Chula Vista, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1821157033.

How much does Medicare pay John Grimaldi?

John Grimaldi (NPI 1821157033) received approximately $460K in total Medicare Part B payments, serving 597 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1821157033

John GrimaldiD.O.

UrologyChula Vista, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

1,417

Unique beneficiaries

—

Total services

2,408

Distinct HCPCS

Medicare payment

$442K

Peer benchmark

Total Medicare services vs. 942 Urology providers in CA — top quintile (cohort median 1,637).

PRESCRIBING · PART D · 2024

Total Rx claims

5,589

Beneficiaries

—

Total drug cost

$149K

Distinct drugs

Brand share

26.7%

Top prescribed drugs

Tamsulosin Hcl1,075 claims

Estradiol850 claims

Sulfamethoxazole/Trimethoprim795 claims

Ibuprofen591 claims

Hydrocodone/Acetaminophen552 claims

QUALITY · MIPS · 2024

Final MIPS score

91.8

Quality

68.6

Cost

0.0

Improvement activities

40.0

Promoting interop.

0.0

Payment adjustment

0.71%

Individual

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$229

Payment records

By payment type

Food and Beverage$229

Top paying entities

Food and Beverage$229

REFERRAL NETWORK

Where John Grimaldi'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). 18 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Unilab Corporation Clinical Laboratory · West Hills, CA	141	304
SHARP CHULA VISTA MEDICAL CENTER	115	279
American Medical Response Ambulance Service, Inc. Ambulance Service Provider · San Diego, CA	31	64
Jose Lira Internal Medicine · Chula Vista, CA	28	101
Cesar Pena Internal Medicine · Chula Vista, CA	26	99
PRIME HEALTHCARE PARADISE VALLEY LLC	23	52
Trevor Nelson Interventional Radiology · La Jolla, CA	19	39
Harold Pimenta Interventional Cardiology · La Jolla, CA	19	42
K Campbell Pathology · Chula Vista, CA	18	30
Brett Berman Cardiology · Chula Vista, CA	17	60
CENTRO DE SALUD DE LA COMUNIDAD DE SAN YSIDRO, INC.	15	44
Mushrik Kaisey Internal Medicine · Chula Vista, CA	14	51

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