What is Rosemary De Perez's specialty?

Rosemary De Perez (NPI 1114128386) is a Medicare-billing provider whose primary specialty is Nurse Practitioner in San Francisco, CA.

Where does Rosemary De Perez practice?

Rosemary De Perez practices in San Francisco, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1114128386.

How much does Medicare pay Rosemary De Perez?

Rosemary De Perez (NPI 1114128386) received approximately $26K in total Medicare Part B payments, serving 147 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1114128386

Rosemary De PerezNP MSN

Nurse PractitionerSan Francisco, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

358

Unique beneficiaries

—

Total services

671

Distinct HCPCS

Medicare payment

$25K

Peer benchmark

Total Medicare services vs. 8,685 Nurse Practitioner providers in CA — top quintile (cohort median 222).

PRESCRIBING · PART D · 2024

Total Rx claims

381

Beneficiaries

—

Total drug cost

$138K

Distinct drugs

Brand share

28.3%

Top prescribed drugs

Warfarin Sodium256 claims

Apixaban97 claims

Enoxaparin Sodium17 claims

Warfarin Sodium11 claims

QUALITY · MIPS · 2024

Final MIPS score

84.9

Quality

81.1

Cost

71.5

Improvement activities

40.0

Promoting interop.

0.0

Payment adjustment

0.42%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

No data available for this provider in 2024.

REFERRAL NETWORK

Where Rosemary De Perez'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). 3 inbound referrers · 6 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Margaret Fang Hospitalist · San Francisco, CA	69	324
Gordon Fung Cardiology · San Francisco, CA	27	82
Francine Dreier Nurse Practitioner · San Francisco, CA	13	21

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
UNIVERSITY OF CALIFORNIA, SAN FRANCISCO	113	1,272
Margaret Fang Hospitalist · San Francisco, CA	108	654
Gordon Fung Cardiology · San Francisco, CA	30	115
RAY, LINDA	23	43
Francine Dreier Nurse Practitioner · San Francisco, CA	14	23
GALVIN, HELEN	13	31

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