Physician

Gunnar Walfrid Zorn, M.D.

According to 2025 Medicare claims, Gunnar Zorn, M.D. (NPI: 1720081920) practices physical medicine and rehabilitation in the Salisbury, MD market, with the plurality of this provider's patient population coming from Wicomico, MD. This provider's primary affiliated billing organization is ABILITY REHAB ASSOCIATES (NPI: 1356444590; TIN: 521826889) and primary practice location at 21804-1921.

Zorn's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 1,147 traditional Medicare patients, billed 6,851 HCPCS/CPT codes, and received $440,000 in Medicare payments. The top billing code was 99223 (Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes). Part D data shows 72 prescription claims across 13 beneficiaries totaling $5,304 in drug costs, led by Baclofen (Baclofen). DME data shows 1,409 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. Concurrently, Part D prescription costs did not follow a clear longitudinal pattern. For DME billing, reported payments moved sharply higher in recent years, from $60,953 to $40,076.

Part B Carrier Billing Trend

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

Year	Patients	Clm Lines	Payment
2015	1,440	8,729	$495,533
2016	1,447	8,608	$513,285
2017	1,479	8,262	$454,530
2018	1,378	8,329	$463,658
2019	1,321	7,782	$457,121
2020	1,027	5,333	$324,332
2021	1,067	6,582	$402,767
2022	1,311	8,206	$476,936
2023	1,311	8,548	$534,646
2024	1,147	6,851	$440,000

Part D Events Trend

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

Year	Patients	Claims	Drug Cost
2015	26	130	$3,906
2016	20	84	$3,282
2017	14	62	$2,831
2018	N/R	38	$1,249
2019	N/R	N/R	N/R
2020	N/R	N/R	N/R
2021	N/R	N/R	N/R
2022	N/R	18	$301
2023	N/R	18	$4,259
2024	13	72	$5,304

DME Billing Trend

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

Year	Patients	Claims	Payment
2015	336	1,076	$56,426
2016	170	698	$20,530
2017	124	391	$7,909
2018	102	458	$8,354
2019	169	779	$13,630
2020	130	677	$17,827
2021	126	501	$12,405
2022	225	785	$22,062
2023	430	1,578	$44,560
2024	392	1,409	$32,208

* / # = 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
99223	Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	322	341	$141
99238	Hospital discharge day management, 30 minutes or less	233	241	$68
99232	Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	774	3,354	$65
99308	Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, 20 minutes or more	207	1,027	$62
99307	Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 10 minutes	214	1,071	$33

Top 5 Part D drugs in 2024

By total drug costs.

Drug	Generic	Claims	Total Day Supply	Total Drug Cost
Baclofen	Baclofen	28	766	$1,025
Carbidopa-Levodopa	Carbidopa/Levodopa	14	348	$405

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
E0260	Hospital bed, semi-electric (head and foot adjustment), with any type side rails, with mattress	Y	37	131	$6,903
K0001	Standard wheelchair	Y	69	287	$5,170
E0163	Commode chair, mobile or stationary, with fixed arms	N	71	71	$3,445
E1390	Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate	Y	N/R	29	$2,415
K0195	Elevating leg rests, pair (for use with capped rental wheelchair base)	Y	64	297	$2,399

Open Payments Summary

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

Explore More Providers

FAQ

What Medicare data is available for Gunnar Walfrid Zorn, M.D.?

Tedicare shows public-source Medicare data for Gunnar Walfrid Zorn, M.D. (NPI 1720081920), 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 Gunnar Walfrid Zorn, M.D. have ACO affiliation data?

No ACO affiliation record is shown in the available Tedicare data for this profile.

What billing organization is linked to Gunnar Walfrid Zorn, M.D.?

Gunnar Walfrid Zorn, M.D. is linked to ABILITY REHAB ASSOCIATES (billing NPI 1356444590) in the available physician profile data.

Does Gunnar Walfrid Zorn, M.D. 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.