Physician

Frederick Harold Kozlowski, MD

According to 2025 Medicare claims, Frederick Kozlowski, MD (NPI: 1508829995) practices internal medicine in the Winchester, VA-WV market, with the plurality of this provider's patient population coming from Winchester City, VA. This provider's primary affiliated billing organization is WINCHESTER INTERNAL MEDICINE, INC (NPI: 1730130667; TIN: 540952457) and primary practice location at 22601-2872. Kozlowski is affiliated with the Aledade 94 VA MSSP Enhanced (ACO ID: A4996) and CoreHealth Alliance LLC (ACO ID: A5645), participating under the MSSP model.

Kozlowski's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 567 traditional Medicare patients, billed 10,168 HCPCS/CPT codes, and received $341,563 in Medicare payments. The top billing code was G0439 (Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit). Part D data shows 11,009 prescription claims across 657 beneficiaries totaling $549,904 in drug costs, led by Eliquis (Apixaban). DME data shows 612 claims. No Open Payments records. You can download detailed data with all billing codes (2015-2024). For more recent data, please contact us.

Over the past 10 years, this provider's Medicare Part B carrier billing has changed little. Similarly, Part D prescription costs have changed little. In contrast, DME billing represents a smaller volume and moved sharply higher in recent years, from $31,185 to $45,134.

Part B Carrier Billing Trend

Medicare payment trend, with N of patients and claim lines in the table.

Year	Patients	Clm Lines	Payment
2015	923	10,786	$324,433
2016	1,054	11,290	$365,268
2017	687	10,897	$337,742
2018	678	11,082	$345,631
2019	689	11,652	$372,635
2020	646	10,253	$328,647
2021	634	10,022	$349,433
2022	628	10,823	$408,743
2023	603	10,983	$403,657
2024	567	10,168	$341,563

Part D Events Trend

Drug cost trend, with N of patients and prescription claims in the table.

Year	Patients	Claims	Drug Cost
2015	527	9,953	$535,008
2016	530	10,946	$596,547
2017	545	11,014	$575,739
2018	602	11,027	$582,554
2019	581	10,340	$525,733
2020	565	10,013	$539,731
2021	573	9,642	$525,109
2022	596	9,979	$592,233
2023	629	10,509	$701,007
2024	657	11,009	$549,904

DME Billing Trend

Medicare payment trend, with N of patients and DME claim records in the table.

Year	Patients	Claims	Payment
2015	254	781	$28,212
2016	192	653	$16,128
2017	159	596	$15,297
2018	194	557	$14,026
2019	148	485	$11,710
2020	195	620	$21,881
2021	178	578	$22,029
2022	217	579	$24,874
2023	220	601	$35,006
2024	179	612	$41,111

* / # = suppressed by CMS; 0 = reported zero; N/R = not reported or blank.

Top 5 Part B carrier billing codes in 2024

By total payments.

Code	Description	Patients	Clm Lines	Total Payment
G0439	Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	443	443	$124
99214	Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	534	1,341	$79
80061	Blood test, lipids (cholesterol and triglycerides)	492	914	$13
80053	Blood test, comprehensive group of blood chemicals	524	1,220	$10
36415	Insertion of needle into vein for collection of blood sample	525	1,295	$8

Top 5 Part D drugs in 2024

By total drug costs.

Drug	Generic	Claims	Total Day Supply	Total Drug Cost
Eliquis	Apixaban	78	4,980	$96,880
Ozempic	Semaglutide	43	1,582	$48,193
Xarelto	Rivaroxaban	41	2,606	$46,467
Jardiance	Empagliflozin	50	2,060	$35,537
Januvia	Sitagliptin Phosphate	23	1,334	$20,203

Top 5 DME services in 2024

By Total Medicare Payment Amount.

HCPCS Code	HCPCS Description	Supplier Rental Indicator	Total Supplier Beneficiaries	Total Supplier Claims	Total Medicare Payment Amount
A4239	Supply allowance for non-adjunctive, non-implanted continuous glucose monitor (cgm), includes all supplies and accessories, 1 month supply = 1 unit of service	N	N/R	68	$21,382
A7032	Cushion for use on nasal mask interface, replacement only, each	N	14	41	$4,134
A7031	Face mask interface, replacement for full face mask, each	N	12	31	$2,792
A7030	Full face mask used with positive airway pressure device, each	N	14	33	$2,684
A7034	Nasal interface (mask or cannula type) used with positive airway pressure device, with or without head strap	N	15	48	$2,476

Open Payments Summary

No connected Open Payments records were found for this physician in General Payments, Research Payments, or Ownership / Investment Interests.

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FAQ

What Medicare data is available for Frederick Harold Kozlowski, MD?

Tedicare shows public-source Medicare data for Frederick Harold Kozlowski, MD (NPI 1508829995), including provider identity, specialty, market context, Medicare Part B activity, Part D prescribing, DME records, Open Payments where available, billing organization details, and ACO affiliation signals where available. Profile data covers 2015-2024, with current attribution based on 2025 claims where available.

Does Frederick Harold Kozlowski, MD have ACO affiliation data?

Frederick Harold Kozlowski, MD is shown with ACO affiliation data for Aledade 94 VA MSSP Enhanced (MSSP, ACO ID A4996) and CoreHealth Alliance LLC (MSSP, ACO ID A5645).

What billing organization is linked to Frederick Harold Kozlowski, MD?

Frederick Harold Kozlowski, MD is linked to WINCHESTER INTERNAL MEDICINE, INC (billing NPI 1730130667) in the available physician profile data.

Does Frederick Harold Kozlowski, MD have Open Payments data?

No connected Open Payments records are shown for this physician in the available General Payments, Research Payments, or Ownership / Investment Interests data.

Can I download physician-level Medicare data from Tedicare?

Yes. Tedicare provides sample physician export data and paid custom physician data exports for research, planning, outreach, and market analysis. Exports can include physician profile fields, market and specialty context, billing organization details, ACO affiliation signals where available, and Medicare utilization data.