What is Mary Drennen's specialty?

Mary Drennen (NPI 1538103437) is a Medicare-billing provider whose primary specialty is Nurse Practitioner in Northfield, NJ.

Where does Mary Drennen practice?

Mary Drennen practices in Northfield, NJ, based on the location reported in the CMS Medicare provider datasets for NPI 1538103437.

How much does Medicare pay Mary Drennen?

Mary Drennen (NPI 1538103437) received approximately $49K in total Medicare Part B payments, serving 279 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1538103437

Mary DrennenAPN

PRACTICEGARDEN STATE SPECIALTY CARE, LLCSee all providers at this practice →

Nurse PractitionerNorthfield, NJI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

400

Unique beneficiaries

—

Total services

674

Distinct HCPCS

Medicare payment

$47K

Peer benchmark

Total Medicare services vs. 4,852 Nurse Practitioner providers in NJ — above median (cohort median 291).

PRESCRIBING · PART D · 2024

Total Rx claims

136

Beneficiaries

—

Total drug cost

$1K

Distinct drugs

Brand share

0.0%

Top prescribed drugs

Famotidine44 claims

Escitalopram Oxalate26 claims

Atorvastatin Calcium20 claims

Hydralazine Hcl19 claims

Levothyroxine Sodium14 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$16

Payment records

By payment type

Food and Beverage$16

Top paying entities

Food and Beverage$16

REFERRAL NETWORK

Where Mary Drennen'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). 51 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Lisa Dructor Internal Medicine · Voorhees, NJ	240	3,142
Julia Bornmann Nurse Practitioner · Northfield, NJ	182	1,759
Aculabs Inc Clinical Laboratory · East Brunswick, NJ	76	590
KENNEDY UNIVERSITY HOSPITAL INC.	71	195
Mark Todt Internal Medicine · Cherry Hill, NJ	60	295
David Mccomb Psychiatry · Merchantville, NJ	53	329
STAT MEDICAL TRANSPORTATION, INC	52	140
CPL (MEADOW VIEW) LLC	47	92
Bruce Kamen Podiatry · Margate, NJ	46	148
Robert Maro Internal Medicine · Cherry Hill, NJ	42	112
Wendy Smollock Nurse Practitioner · Barrington, NJ	42	330
Nicole Kaiser Podiatry · Delran, NJ	37	169

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