What is David Leff's specialty?

David Leff (NPI 1619956505) is a Medicare-billing provider whose primary specialty is Gastroenterology in Mesa, AZ.

Where does David Leff practice?

David Leff practices in Mesa, AZ, based on the location reported in the CMS Medicare provider datasets for NPI 1619956505.

How much does Medicare pay David Leff?

David Leff (NPI 1619956505) received approximately $91K in total Medicare Part B payments, serving 438 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1619956505

David LeffDO

PRACTICECENTRAL ARIZONA MEDICAL ASSOCIATES PCSee all providers at this practice →

GastroenterologyMesa, AZI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

675

Unique beneficiaries

—

Total services

771

Distinct HCPCS

Medicare payment

$84K

Peer benchmark

Total Medicare services vs. 280 Gastroenterology providers in AZ — above median (cohort median 659).

PRESCRIBING · PART D · 2024

Total Rx claims

1,073

Beneficiaries

—

Total drug cost

$526K

Distinct drugs

Brand share

44.9%

Top prescribed drugs

Pantoprazole Sodium312 claims

Sodium, Potassium,mag Sulfates118 claims

Linaclotide89 claims

Omeprazole82 claims

Lansoprazole51 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$69K

Payment records

202

By payment type

Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$56K

Food and Beverage$7K

Travel and Lodging$4K

Education$2K

Top paying entities

Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$56K

Food and Beverage$7K

Travel and Lodging$4K

Education$2K

REFERRAL NETWORK

Where David Leff'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). 17 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
BANNER BAYWOOD MEDICAL CENTER	140	277
Stephen Porter Certified Registered Nurse Anesthetist (CRNA) · Mesa, AZ	93	136
Inform Diagnostics, Inc. Clinical Laboratory · Coppell, TX	73	93
NPI 1316992407	43	62
SEIP, MICHAEL	17	27
Eric Pittman Hospitalist · Mesa, AZ	17	20
Fred Dawson Diagnostic Radiology · Provo, UT	17	19
Andrew Pohl Diagnostic Radiology · Mesa, AZ	17	21
JONAS, RICHARD	17	25
JUNCK, NEAL	15	24
Dana Hemmati Gastroenterology · Vancouver, WA	14	27
Farukh Mian Diagnostic Radiology · Maywood, IL	13	18

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