PROVIDER PROFILE · NPI 1841386489

Tatiana GrzeszkiewiczM.D., PH.D.

DermatologyFremont, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

1,531

Unique beneficiaries

—

Total services

2,766

Distinct HCPCS

Medicare payment

$173K

Peer benchmark

Total Medicare services vs. 1,546 Dermatology providers in CA — above median (cohort median 2,504).

PRESCRIBING · PART D · 2024

Total Rx claims

1,551

Beneficiaries

—

Total drug cost

$159K

Distinct drugs

Brand share

23.1%

Top prescribed drugs

Betamethasone/Propylene Glyc293 claims

Triamcinolone Acetonide223 claims

Fluorouracil86 claims

Doxycycline Hyclate84 claims

Metronidazole84 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$125

Payment records

By payment type

Food and Beverage$125

Top paying entities

Food and Beverage$125

REFERRAL NETWORK

Where Tatiana Grzeszkiewicz'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). 8 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Jon Keller Pathology · Palo Alto, CA	137	668
Jorge Rodriguez-Soto Pathology · Palo Alto, CA	43	83
Amanda Le Internal Medicine · Fremont, CA	11	31
Joseph Walter Diagnostic Radiology · Palo Alto, CA	11	14
Edmund Tai Hematology-Oncology · Mountain View, CA	11	29
Elizabeth Jokerst Family Practice · Fremont, CA	11	14
Joann Falkenburg Family Practice · Fremont, CA	11	89
ROSE, BARRY	11	57

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