What is John Fahrenholz's specialty?

John Fahrenholz (NPI 1518958370) is a Medicare-billing provider whose primary specialty is Allergy/ Immunology in Nashville, TN.

Where does John Fahrenholz practice?

John Fahrenholz practices in Nashville, TN, based on the location reported in the CMS Medicare provider datasets for NPI 1518958370.

How much does Medicare pay John Fahrenholz?

John Fahrenholz (NPI 1518958370) received approximately $112K in total Medicare Part B payments, serving 108 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1518958370

John FahrenholzM.D.

PRACTICEVANDERBILT UNIVERSITYSee all providers at this practice →

Allergy/ ImmunologyNashville, TNI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

Unique beneficiaries

—

Total services

107

Distinct HCPCS

Medicare payment

$5K

Peer benchmark

Total Medicare services vs. 80 Allergy/ Immunology providers in TN — below median (cohort median 4,773).

PRESCRIBING · PART D · 2024

Total Rx claims

208

Beneficiaries

—

Total drug cost

$227K

Distinct drugs

Brand share

41.3%

Top prescribed drugs

Montelukast Sodium45 claims

Omalizumab29 claims

Famotidine19 claims

Prednisone18 claims

Albuterol Sulfate17 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$40K

Payment records

By payment type

Honoraria$29K

Travel and Lodging$6K

Consulting Fee$4K

Food and Beverage$1K

Top paying entities

Honoraria$29K

Travel and Lodging$6K

Consulting Fee$4K

Food and Beverage$1K

REFERRAL NETWORK

Where John Fahrenholz'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 · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
VANDERBILT UNIVERSITY MEDICAL CENTER	39	110
Simpson Tanner Rheumatology · Nashville, TN	14	20
Kenneth Babe Allergy/ Immunology · Gallatin, TN	11	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