Physician

Alexander S Kim, M.D.

According to 2025 Medicare claims, Alexander Kim, M.D. (NPI: 1841429404) practices allergy/immunology in the San Diego-Chula Vista-Carlsbad, CA market, with the plurality of this provider's patient population coming from San Diego, CA. This provider's primary affiliated billing organization is REGENTS OF THE UNIVERSITY OF CALIFORNIA (NPI: 1487772380; TIN: 237064656) and primary practice location at 92122-1010.

Kim's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 237 traditional Medicare patients, billed 1,270 HCPCS/CPT codes, and received $50,671 in Medicare payments. The top billing code was 99215 (Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more). Part D data shows 1,307 prescription claims across 222 beneficiaries totaling $1,894,347 in drug costs, led by Asceniv (Immune Globulin,gamma(Igg)slra). DME data shows 264 claims. Open Payments data shows 5 records totaling $286. 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 risen steadily, from $32,327 to $50,671. Similarly, Part D prescription costs have moved sharply higher in recent years, from $7,550 to $1,894,347. In contrast, DME billing represents a smaller volume and moved sharply higher in recent years, from $461 to $9,725.

Part B Carrier Billing Trend

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

Year	Patients	Clm Lines	Payment
2015	N/R	N/R	N/R
2016	106	1,148	$32,327
2017	133	1,414	$30,737
2018	158	1,319	$29,150
2019	193	2,030	$38,440
2020	203	1,112	$28,533
2021	223	928	$35,819
2022	241	1,632	$41,572
2023	241	1,344	$35,693
2024	237	1,270	$50,671

Part D Events Trend

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

Year	Patients	Claims	Drug Cost
2015	22	57	$7,550
2016	61	252	$53,970
2017	95	540	$77,400
2018	122	536	$65,713
2019	128	873	$108,177
2020	150	1,023	$227,031
2021	168	1,048	$337,068
2022	181	1,000	$512,047
2023	186	1,138	$1,430,207
2024	222	1,307	$1,894,347

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	32	$3,692
2017	N/R	N/R	N/R
2018	N/R	N/R	N/R
2019	N/R	84	$98,564
2020	N/R	134	$210,350
2021	N/R	143	$257,729
2022	N/R	164	$441,226
2023	N/R	228	$501,660
2024	N/R	264	$577,720

* / # = 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
99215	Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	50	76	$146
99204	New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	67	67	$132
99214	Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	126	185	$102
36415	Insertion of needle into vein for collection of blood sample	23	25	$9
95004	Test for allergy using allergenic extract	25	676	$3

Top 5 Part D drugs in 2024

By total drug costs.

Drug	Generic	Claims	Total Day Supply	Total Drug Cost
Asceniv	Immune Globulin,gamma(Igg)slra	12	336	$1,053,093
Dupixent Syringe	Dupilumab	73	2,016	$298,382
Xolair	Omalizumab	23	924	$168,310
Dupixent Pen	Dupilumab	15	420	$55,946
Nucala	Mepolizumab	13	364	$55,672

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	52	$345,948
J1555	Injection, immune globulin (cuvitru), 100 mg	N	N/R	40	$179,664
J1561	Injection, immune globulin, (gamunex-c/gammaked), non-lyophilized (e.g., liquid), 500 mg	N	N/R	14	$43,261
A4221	Supplies for maintenance of non-insulin drug infusion catheter, per week (list drugs separately)	N	N/R	69	$4,706
A4222	Infusion supplies for external drug infusion pump, per cassette or bag (list drugs separately)	N	N/R	32	$3,382

Open Payments Summary in 2024

Category	Definition	Records	Total Reported Amount	Top Related Entity
General Payments	Reported payment or transfer-of-value amount.	5	$286	AstraZeneca Pharmaceuticals LP
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 Alexander S. Kim, M.D.?

Tedicare shows public-source Medicare data for Alexander S. Kim, M.D. (NPI 1841429404), 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 Alexander S. Kim, 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 Alexander S. Kim, M.D.?

Alexander S. Kim, M.D. is linked to REGENTS OF THE UNIVERSITY OF CALIFORNIA (billing NPI 1487772380) in the available physician profile data.

Does Alexander S. Kim, M.D. have Open Payments data?

Alexander S. Kim, M.D. has 5 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.