Physician

Joanna Lynn Walker, M.D.

According to 2025 Medicare claims, Joanna Walker, M.D. (NPI: 1245529320) practices micrographic dermatologic surgery in the Montgomery County-Bucks County-Chester County, PA market, with the plurality of this provider's patient population coming from Montgomery, PA. This provider's primary affiliated billing organization is UNIVERSITY OF PENN-MEDICAL GROUP (NPI: 1225426349; TIN: 232743545) and primary practice location at 19087-4557.

Walker's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 485 traditional Medicare patients, billed 3,257 HCPCS/CPT codes, and received $368,317 in Medicare payments. The top billing code was 17311 (Removal and microscopic exam of growth of head, neck, hands, feet, or genitals, 1-5 tissue blocks). Part D data shows 360 prescription claims across 158 beneficiaries totaling $48,452 in drug costs, led by Acitretin (Acitretin). Open Payments data shows 23 records totaling $275,369. 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 moved sharply higher in recent years, from $10,000 to $368,317. Concurrently, Part D prescription costs have moved up and down with repeated peaks and valleys, starting at $6,805 and ending at $48,452. For DME billing, this provider has fewer than 5 years of reported data, so a reliable trend cannot be assigned.

Part B Carrier Billing Trend

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

Year	Patients	Clm Lines	Payment
2015	59	164	$10,000
2016	266	1,299	$69,896
2017	353	2,111	$116,439
2018	391	2,395	$133,243
2019	524	3,005	$169,481
2020	288	1,375	$79,689
2021	128	606	$92,274
2022	242	1,722	$232,031
2023	385	2,818	$305,316
2024	485	3,257	$368,317

Part D Events Trend

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

Year	Patients	Claims	Drug Cost
2015	50	80	$6,805
2016	123	320	$64,727
2017	193	516	$147,478
2018	243	643	$191,340
2019	271	751	$386,702
2020	177	524	$240,982
2021	77	151	$65,281
2022	125	286	$224,017
2023	144	337	$105,687
2024	158	360	$48,452

DME Billing Trend

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

No connected DME records

* / # = 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
17311	Removal and microscopic exam of growth of head, neck, hands, feet, or genitals, 1-5 tissue blocks	302	435	$223
17312	Removal and microscopic exam of growth of head, neck, hands, feet, or genitals, each additional stage, 1-5 tissue blocks	115	167	$153
13132	Complicated repair of wound of forehead, cheeks, chin, mouth, neck, underarms, genitals, hands, or feet, 2.6-7.5 cm	128	140	$122
99214	Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	143	246	$75
99213	Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more	104	124	$48

Top 5 Part D drugs in 2024

By total drug costs.

Drug	Generic	Claims	Total Day Supply	Total Drug Cost
Acitretin	Acitretin	16	460	$2,862
Fluorouracil	Fluorouracil	27	762	$1,557
Cefadroxil	Cefadroxil	64	389	$334
Ketoconazole	Ketoconazole	21	630	$308
Mupirocin	Mupirocin	32	545	$295

Top 5 DME services in 2024

No connected or detailed DME service-level records for 2024.

Open Payments Summary in 2024

Category	Definition	Records	Total Reported Amount	Top Related Entity
General Payments	Reported payment or transfer-of-value amount.	0	$0	N/R
Research Payments	Reported research-related payment or transfer-of-value amount.	23	$275,369	HOSPITAL OF THE UNIV OF PENNA
Ownership / Investment Interests	Reported value of ownership or investment interests.	0	$0	N/R

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FAQ

What Medicare data is available for Joanna Lynn Walker, M.D.?

Tedicare shows public-source Medicare data for Joanna Lynn Walker, M.D. (NPI 1245529320), 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 Joanna Lynn Walker, 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 Joanna Lynn Walker, M.D.?

Joanna Lynn Walker, M.D. is linked to UNIVERSITY OF PENN-MEDICAL GROUP (billing NPI 1225426349) in the available physician profile data.

Does Joanna Lynn Walker, M.D. have Open Payments data?

Joanna Lynn Walker, M.D. has 23 connected Open Payments records in the available 2024 summary 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.