Physician

Robert Assibey, M.D.

According to 2025 Medicare claims, Robert Assibey, M.D. (NPI: 1942739487) practices family practice in the San Francisco-San Mateo-Redwood City, CA market, with the plurality of this provider's patient population coming from San Francisco, CA. This provider's primary affiliated billing organization is BAY AREA MOBILE MEDICAL GROUP, INC. (NPI: 1265187272; TIN: 874753882) and primary practice location at 94903-2047. Assibey is affiliated with the Sutter Medicare Direct (ACO ID: A5279), participating under the MSSP model.

Assibey's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 2,078 traditional Medicare patients, billed 17,808 HCPCS/CPT codes, and received $12,691,262 in Medicare payments. The top billing code was 99345 (Residence visit for new patient with high level of medical decision making, per day, if using time, at least 75 minutes). Part D data shows 7,893 prescription claims across 506 beneficiaries totaling $618,548 in drug costs, led by Eliquis (Apixaban). DME data shows 742 claims. Open Payments data shows 2 records totaling $43. 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 $6,668 to $12,691,262. Similarly, Part D prescription costs have risen steadily, from $2,442 to $618,548. 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	N/R	N/R	N/R
2016	N/R	N/R	N/R
2017	N/R	N/R	N/R
2018	N/R	N/R	N/R
2019	N/R	N/R	N/R
2020	42	79	$6,668
2021	170	399	$30,494
2022	434	1,413	$145,967
2023	968	3,922	$426,035
2024	2,078	17,808	$12,691,262

Part D Events Trend

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

Year	Patients	Claims	Drug Cost
2015	N/R	N/R	N/R
2016	N/R	N/R	N/R
2017	N/R	60	$2,442
2018	37	260	$23,962
2019	44	296	$19,836
2020	66	255	$19,663
2021	105	791	$49,918
2022	102	909	$75,254
2023	269	3,394	$265,499
2024	506	7,893	$618,548

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	N/R	N/R
2018	N/R	N/R	N/R
2019	N/R	N/R	N/R
2020	N/R	N/R	N/R
2021	N/R	44	$1,622
2022	N/R	50	$1,384
2023	N/R	171	$12,555
2024	184	742	$50,409

* / # = 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
99345	Residence visit for new patient with high level of medical decision making, per day, if using time, at least 75 minutes	1,193	1,193	$167
99350	Residence visit for established patient with high level of medical decision making, per day, if using time, at least 60 minutes	736	1,838	$164
G0181	Physician or allowed practitioner supervision of a patient receiving medicare-covered services provided by a participating home health agency (patient not present) requiring complex and multidisciplinary care modalities involving regular physician or allow	957	2,298	$95
90836	Psychotherapy with evaluation and management visit, 45 minutes	440	835	$79
G0180	Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and	780	857	$51

Top 5 Part D drugs in 2024

By total drug costs.

Drug	Generic	Claims	Total Day Supply	Total Drug Cost
Eliquis	Apixaban	195	4,035	$80,799
Jardiance	Empagliflozin	132	2,296	$46,508
Ozempic	Semaglutide	32	1,022	$32,868
Santyl	Collagenase Clostridium Hist.	27	510	$30,639
Trulicity	Dulaglutide	45	585	$21,431

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
B4154	Enteral formula, nutritionally complete, for special metabolic needs, excludes inherited disease of metabolism, includes altered composition of proteins, fats, carbohydrates, vitamins and/or minerals, may include fiber, administered through an enteral feeding tube, 100 calories = 1 unit	N	N/R	38	$11,877
B4035	Enteral feeding supply kit; pump fed, per day, includes but not limited to feeding/flushing syringe, administration set tubing, dressings, tape	N	19	72	$10,753
E1390	Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate	Y	11	68	$5,082
E0295	Hospital bed, semi-electric (head and foot adjustment), without side rails, without mattress	Y	12	68	$3,211
B4152	Enteral formula, nutritionally complete, calorically dense (equal to or greater than 1.5 kcal/ml) with intact nutrients, includes proteins, fats, carbohydrates, vitamins and minerals, may include fiber, administered through an enteral feeding tube, 100 calories = 1 unit	N	N/R	19	$3,134

Open Payments Summary in 2024

Category	Definition	Records	Total Reported Amount	Top Related Entity
General Payments	Reported payment or transfer-of-value amount.	2	$43	Astellas Pharma US 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

Explore More Providers

FAQ

What Medicare data is available for Robert Assibey, M.D.?

Tedicare shows public-source Medicare data for Robert Assibey, M.D. (NPI 1942739487), 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 Robert Assibey, M.D. have ACO affiliation data?

Robert Assibey, M.D. is shown with ACO affiliation data for Sutter Medicare Direct (MSSP, ACO ID A5279).

What billing organization is linked to Robert Assibey, M.D.?

Robert Assibey, M.D. is linked to BAY AREA MOBILE MEDICAL GROUP, INC. (billing NPI 1265187272) in the available physician profile data.

Does Robert Assibey, M.D. have Open Payments data?

Robert Assibey, M.D. has 2 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.