PROVIDER PROFILE · NPI 1669766325

Nicholas HartogM.D.

PRACTICESPECTRUM HEALTH PRIMARY CARE PARTNERSSee all providers at this practice →

Allergy/ ImmunologyGrand Rapids, MII

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

Unique beneficiaries

—

Total services

112

Distinct HCPCS

Medicare payment

$8K

Peer benchmark

Total Medicare services vs. 124 Allergy/ Immunology providers in MI — bottom quintile (cohort median 2,158).

PRESCRIBING · PART D · 2024

Total Rx claims

263

Beneficiaries

—

Total drug cost

$1.6M

Distinct drugs

Brand share

43.3%

Top prescribed drugs

Montelukast Sodium51 claims

Albuterol Sulfate28 claims

Azelastine Hcl27 claims

Fluticasone Propionate24 claims

Dupilumab21 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$180K

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$79K

Consulting Fee$69K

Travel and Lodging$20K

Honoraria$8K

Food and Beverage$3K

REFERRAL NETWORK

Where Nicholas Hartog'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
MISSOURI BAPTIST MEDICAL CENTER	62	83
NPI 1407879562	27	47
NPI 1083791529	17	23
Christopher Thornton Diagnostic Radiology · Saint Louis, MO	16	21
MOSHER, AMY	11	14
Melissa Kiefer-Mcelwrath Nurse Practitioner · Saint Louis, MO	11	13
Jamie Colonnello Diagnostic Radiology · Fort Collins, CO	11	16

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