What is David Hayes's specialty?

David Hayes (NPI 1558436337) is a Medicare-billing provider whose primary specialty is Medical Oncology in Memphis, TN.

Where does David Hayes practice?

David Hayes practices in Memphis, TN, based on the location reported in the CMS Medicare provider datasets for NPI 1558436337.

How much does Medicare pay David Hayes?

David Hayes (NPI 1558436337) received approximately $11K in total Medicare Part B payments, serving 29 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1558436337

David HayesMD

Medical OncologyMemphis, TNI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

Unique beneficiaries

—

Total services

115

Distinct HCPCS

Medicare payment

$9K

Peer benchmark

Total Medicare services vs. 56 Medical Oncology providers in TN — bottom quintile (cohort median 11,409).

PRESCRIBING · PART D · 2024

Total Rx claims

Beneficiaries

—

Total drug cost

$257K

Distinct drugs

Brand share

29.2%

Top prescribed drugs

Oxycodone Hcl37 claims

Ondansetron Hcl19 claims

Cemiplimab-Rwlc15 claims

Pembrolizumab13 claims

Gabapentin12 claims

QUALITY · MIPS · 2024

Final MIPS score

81.0

Quality

64.6

Cost

77.3

Improvement activities

40.0

Promoting interop.

0.0

Payment adjustment

0.25%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$55

Payment records

By payment type

Food and Beverage$55

Top paying entities

Food and Beverage$55

REFERRAL NETWORK

Where David Hayes'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). 7 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Bhishamjit Chera Radiation Oncology · Charleston, SC	23	1,163
Jared Weiss Hematology-Oncology · Chapel Hill, NC	17	237
Jeffrey Smith Diagnostic Radiology · Chapel Hill, NC	17	53
Mauricio Castillo Diagnostic Radiology · Chapel Hill, NC	14	53
WILCOX, CLAIRE	13	34
Juneko Grilley-Olson Hematology-Oncology · Chapel Hill, NC	11	137
Amir Khandani Diagnostic Radiology · Tampa, FL	11	35

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