What is Carl Chakmakjian's specialty?

Carl Chakmakjian (NPI 1285675306) is a Medicare-billing provider whose primary specialty is Medical Oncology in Waco, TX.

Where does Carl Chakmakjian practice?

Carl Chakmakjian practices in Waco, TX, based on the location reported in the CMS Medicare provider datasets for NPI 1285675306.

How much does Medicare pay Carl Chakmakjian?

Carl Chakmakjian (NPI 1285675306) received approximately $2.0M in total Medicare Part B payments, serving 604 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1285675306

Carl ChakmakjianD.O.

Medical OncologyWaco, TXI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

2,541

Unique beneficiaries

—

Total services

42,964

Distinct HCPCS

Medicare payment

$467K

Peer benchmark

Total Medicare services vs. 393 Medical Oncology providers in TX — top quintile (cohort median 4,999).

PRESCRIBING · PART D · 2024

Total Rx claims

1,360

Beneficiaries

—

Total drug cost

$3.5M

Distinct drugs

Brand share

34.4%

Top prescribed drugs

Letrozole172 claims

Apixaban116 claims

Hydrocodone/Acetaminophen78 claims

Gabapentin71 claims

Dexamethasone59 claims

QUALITY · MIPS · 2024

Final MIPS score

85.1

Quality

67.5

Cost

0.0

Improvement activities

40.0

Promoting interop.

100.0

Payment adjustment

0.43%

APM Entity

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$57K

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$43K

Consulting Fee$10K

Travel and Lodging$3K

Food and Beverage$843

Education$20

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$43K

Consulting Fee$10K

Travel and Lodging$3K

Food and Beverage$843

Education$20

FACILITY AFFILIATIONS

Hospital & Facility Affiliations (5)

Hospital

Hospital

Hospital

Hospital

Hospital

REFERRAL NETWORK

Where Carl Chakmakjian'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). 32 inbound referrers · 62 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
ASCENSION PROVIDENCE	199	1,884
Clinical Pathology Laboratories, Inc. Clinical Laboratory · Austin, TX	57	343
Kathleen Patton Diagnostic Radiology · Waco, TX	51	250
SCOTT & WHITE MEMORIAL HOSPITAL	49	412
Adam Borowski Diagnostic Radiology · Longview, TX	41	177
Nathan Forrest Diagnostic Radiology · Waco, TX	37	229
Dennis Parks Diagnostic Radiology · Waco, TX	35	151
Charles Shoultz Internal Medicine · Waco, TX	27	168
MEXIA PRINCIPAL HEALTHCARE LIMITED PARTNERSHIP	27	310
LUNDEEN, THOMAS	26	92
CENTRAL TEXAS PATHOLOGY LABORATORY, P.A.	26	112
EAST TEXAS MEDICAL CENTER	24	93

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
CLEARPOINT DIAGNOSTIC LABORATORIES, LLC	263	4,496
ASCENSION PROVIDENCE	173	1,553
HILLCREST BAPTIST MEDICAL CENTER	90	831
Kathleen Patton Diagnostic Radiology · Waco, TX	56	313
SCOTT & WHITE MEMORIAL HOSPITAL	54	370
Clinical Pathology Laboratories, Inc. Clinical Laboratory · Austin, TX	52	271
Gustavo Villarreal Jr Diagnostic Radiology · Waco, TX	51	259
Nathan Forrest Diagnostic Radiology · Waco, TX	44	269
Jeffery White Diagnostic Radiology · Waco, TX	43	290
Adam Borowski Diagnostic Radiology · Longview, TX	38	179
Howard Klaskin Diagnostic Radiology · Waco, TX	37	139
EAST TEXAS MEDICAL CENTER	34	195

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