What is Ernesto Collazo's specialty?

Ernesto Collazo (NPI 1134112667) is a Medicare-billing provider whose primary specialty is Ophthalmology in San Juan, PR.

Where does Ernesto Collazo practice?

Ernesto Collazo practices in San Juan, PR, based on the location reported in the CMS Medicare provider datasets for NPI 1134112667.

How much does Medicare pay Ernesto Collazo?

Ernesto Collazo (NPI 1134112667) received approximately $101K in total Medicare Part B payments, serving 358 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1134112667

Ernesto CollazoM.D.

OphthalmologySan Juan, PRI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

1,570

Unique beneficiaries

—

Total services

1,863

Distinct HCPCS

Medicare payment

$92K

Peer benchmark

Total Medicare services vs. 181 Ophthalmology providers in PR — top quintile (cohort median 193).

PRESCRIBING · PART D · 2024

Total Rx claims

1,052

Beneficiaries

—

Total drug cost

$169K

Distinct drugs

Brand share

32.2%

Top prescribed drugs

Cyclosporine152 claims

Prednisolone Acetate148 claims

Latanoprost137 claims

Fluorometholone101 claims

Timolol Maleate79 claims

QUALITY · MIPS · 2024

Final MIPS score

99.9

Quality

99.8

Cost

0.0

Improvement activities

40.0

Promoting interop.

0.0

Payment adjustment

1.05%

Individual

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

No data available for this provider in 2025.

REFERRAL NETWORK

Where Ernesto Collazo'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). 5 inbound referrers · 10 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
HOSPITAL ESPANOL AUXILIO MUTUO DE PUERTO RICO, INC.	16	31
Laboratorio Clinico Borinquen, Inc Clinical Laboratory · Caguas, PR	14	28
Guaynabo Ambulatory Surgical Group, Inc Ambulatory Surgical Center · Guaynabo, PR	12	14
Rene Colon-Perez Anesthesiology · Catano, PR	12	14
METRO SANTURCE, INC.	11	13

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
Rene Colon-Perez Anesthesiology · Catano, PR	19	28
Guaynabo Ambulatory Surgical Group, Inc Ambulatory Surgical Center · Guaynabo, PR	19	28
Laboratorio Clinico Borinquen, Inc Clinical Laboratory · Caguas, PR	17	34
LABORATORIO CLINICO C L A INC	17	46
METRO SANTURCE, INC.	16	22
Elena Jimenez Ophthalmology · San Juan, PR	16	26
PRESBYTERIAN COMMUNITY HOSPITAL, INC	15	26
HOSPITAL ESPANOL AUXILIO MUTUO DE PUERTO RICO, INC.	15	28
Frank Gaudier Guerra Diagnostic Radiology · San Juan, PR	12	16
Jose Arsuaga Otolaryngology · San Juan, PR	11	17

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