What is Rena Schrier's specialty?

Rena Schrier (NPI 1902027139) is a Medicare-billing provider whose primary specialty is Nurse Practitioner in Boston, MA.

Where does Rena Schrier practice?

Rena Schrier practices in Boston, MA, based on the location reported in the CMS Medicare provider datasets for NPI 1902027139.

How much does Medicare pay Rena Schrier?

Rena Schrier (NPI 1902027139) received approximately $29K in total Medicare Part B payments, serving 247 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1902027139

Rena SchrierMS, APRN,FNP-BC,

PRACTICEPAUL GLAZER, MD, LLCSee all providers at this practice →

Nurse PractitionerBoston, MAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

372

Unique beneficiaries

—

Total services

438

Distinct HCPCS

Medicare payment

$26K

Peer benchmark

Total Medicare services vs. 5,906 Nurse Practitioner providers in MA — above median (cohort median 289).

PRESCRIBING · PART D · 2024

Total Rx claims

503

Beneficiaries

—

Total drug cost

$30K

Distinct drugs

Brand share

17.3%

Top prescribed drugs

Acetazolamide179 claims

Modafinil66 claims

Gabapentin44 claims

Buspirone Hcl42 claims

Zolpidem Tartrate38 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$144

Payment records

By payment type

Food and Beverage$144

Top paying entities

Food and Beverage$144

REFERRAL NETWORK

Where Rena Schrier'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). 4 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Robert Thomas Internal Medicine · Boston, MA	29	47
BETH ISRAEL DEACONESS HOSPITAL-NEEDHAM, INC.	22	74
Anjali Ahn Pulmonary Disease · Boston, MA	13	30
Quest Diagnostics Massachusetts Llc Clinical Laboratory · Marlborough, MA	12	26

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