What is Christiaan Mamczak's specialty?

Christiaan Mamczak (NPI 1912112384) is a Medicare-billing provider whose primary specialty is Orthopedic Surgery in St Petersburg, FL.

Where does Christiaan Mamczak practice?

Christiaan Mamczak practices in St Petersburg, FL, based on the location reported in the CMS Medicare provider datasets for NPI 1912112384.

How much does Medicare pay Christiaan Mamczak?

Christiaan Mamczak (NPI 1912112384) received approximately $123K in total Medicare Part B payments, serving 218 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1912112384

Christiaan MamczakDO

PRACTICEMUSCULOSKELETAL INSTITUTE CHARTEREDSee all providers at this practice →

Orthopedic SurgerySt Petersburg, FLI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

234

Unique beneficiaries

—

Total services

241

Distinct HCPCS

Medicare payment

$59K

Peer benchmark

Total Medicare services vs. 1,417 Orthopedic Surgery providers in FL — bottom quintile (cohort median 1,874).

PRESCRIBING · PART D · 2024

Total Rx claims

Beneficiaries

—

Total drug cost

$487

Distinct drugs

Brand share

17.1%

Top prescribed drugs

Ibuprofen22 claims

Tramadol Hcl21 claims

Gabapentin15 claims

Hydrocodone/Acetaminophen12 claims

QUALITY · MIPS · 2024

Final MIPS score

96.4

Quality

84.3

Cost

0.0

Improvement activities

40.0

Promoting interop.

100.0

Payment adjustment

0.90%

APM Entity

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$27K

Payment records

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$19K

Travel and Lodging$5K

Food and Beverage$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$19K

Travel and Lodging$5K

Food and Beverage$2K

REFERRAL NETWORK

Where Christiaan Mamczak'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). 10 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
MEMORIAL HOSPITAL OF SOUTH BEND	62	264
Dana Brackett Nurse Practitioner · South Bend, IN	53	211
Tri-County Ambulance Service, Inc. Ambulance Service Provider · Wakarusa, IN	23	67
Russell Midkiff Diagnostic Radiology · Mishawaka, IN	15	54
HILL, JOHN	11	31
City Of Mishawaka Ambulance Service Provider · Mishawaka, IN	11	33
Pedro Miro Diagnostic Radiology · Mishawaka, IN	11	30
Mary Dynes Diagnostic Radiology · Mishawaka, IN	11	26
Steven Gerstler Diagnostic Radiology · Tampa, FL	11	32
Michael Dye Diagnostic Radiology · Mishawaka, IN	11	24

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