Physician

Kathryn Lindsey Mcmullan, M.D.

According to 2025 Medicare claims, Kathryn Mcmullan, M.D. (NPI: 1518164490) practices allergy/immunology in the Hattiesburg, MS market, with the plurality of this provider's patient population coming from Forrest, MS. This provider's primary affiliated billing organization is MISSISSIPPI ASTHMA & ALLERGY CLINIC PA (NPI: 1902882251; TIN: 640502151) and primary practice location at 39402-1596.

Mcmullan's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 236 traditional Medicare patients, billed 28,703 HCPCS/CPT codes, and received $573,790 in Medicare payments. The top billing code was 99204 (New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more). Part D data shows 2,496 prescription claims across 257 beneficiaries totaling $1,201,192 in drug costs, led by Orladeyo (Berotralstat Hydrochloride). DME data shows 112 claims. Open Payments data shows 90 records totaling $1,905. 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 $17,236 to $573,790. Similarly, Part D prescription costs have risen steadily, from $40,478 to $1,201,192. In contrast, DME billing represents a smaller volume and rose steadily, from $143 to $1,968.

Part B Carrier Billing Trend

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

Year	Patients	Clm Lines	Payment
2015	124	418	$17,236
2016	109	665	$16,363
2017	305	1,604	$44,330
2018	295	4,710	$79,023
2019	287	6,232	$97,645
2020	272	5,312	$76,791
2021	265	5,017	$84,363
2022	256	4,434	$78,897
2023	234	19,996	$439,927
2024	236	28,703	$573,790

Part D Events Trend

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

Year	Patients	Claims	Drug Cost
2015	96	480	$40,478
2016	89	489	$42,306
2017	238	1,270	$123,253
2018	267	2,544	$306,525
2019	263	2,805	$410,534
2020	251	2,804	$953,179
2021	271	2,575	$1,182,352
2022	266	2,786	$1,420,955
2023	275	2,553	$644,087
2024	257	2,496	$1,201,192

DME Billing Trend

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

Year	Patients	Claims	Payment
2015	N/R	N/R	N/R
2016	N/R	N/R	N/R
2017	N/R	23	$63
2018	N/R	137	$101,003
2019	24	203	$151,746
2020	N/R	195	$172,050
2021	N/R	88	$96,872
2022	N/R	84	$142,599
2023	N/R	128	$136,626
2024	N/R	112	$110,144

* / # = 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
99204	New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	37	37	$114
99214	Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	204	395	$82
94010	Test to measure expiratory airflow and volume	136	241	$17
95165	Professional service for preparation and provision of 1 or more antigens	45	2,150	$9
95117	Professional service for multiple injections of allergen	46	884	$7

Top 5 Part D drugs in 2024

By total drug costs.

Drug	Generic	Claims	Total Day Supply	Total Drug Cost
Orladeyo	Berotralstat Hydrochloride	14	392	$614,988
Trelegy Ellipta	Fluticasone/Umeclidin/Vilanter	190	8,610	$179,314
Dupixent Syringe	Dupilumab	32	896	$131,750
Spiriva Respimat	Tiotropium Bromide	43	1,710	$28,851
Symbicort	Budesonide/Formoterol Fumarate	64	3,072	$22,785

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
J1559	Injection, immune globulin (hizentra), 100 mg	N	N/R	24	$61,111
J1557	Injection, immune globulin, (gammaplex), intravenous, non-lyophilized (e.g., liquid), 500 mg	N	N/R	12	$41,894
Q2052	Services, supplies and accessories used in the home for the administration of intravenous immune globulin (ivig)	N	N/R	16	$5,274
A4221	Supplies for maintenance of non-insulin drug infusion catheter, per week (list drugs separately)	N	N/R	20	$1,546
K0552	Supplies for external non-insulin drug infusion pump, syringe type cartridge, sterile, each	N	N/R	22	$246

Open Payments Summary in 2024

Category	Definition	Records	Total Reported Amount	Top Related Entity
General Payments	Reported payment or transfer-of-value amount.	90	$1,905	Regeneron Healthcare Solutions, Inc.
Research Payments	Reported research-related payment or transfer-of-value amount.	0	$0	N/R
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 Kathryn Lindsey Mcmullan, M.D.?

Tedicare shows public-source Medicare data for Kathryn Lindsey Mcmullan, M.D. (NPI 1518164490), 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 Kathryn Lindsey Mcmullan, 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 Kathryn Lindsey Mcmullan, M.D.?

Kathryn Lindsey Mcmullan, M.D. is linked to MISSISSIPPI ASTHMA & ALLERGY CLINIC PA (billing NPI 1902882251) in the available physician profile data.

Does Kathryn Lindsey Mcmullan, M.D. have Open Payments data?

Kathryn Lindsey Mcmullan, M.D. has 90 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.