Physician

Gary Joseph Gretch, MD

According to 2025 Medicare claims, Gary Gretch, MD (NPI: 1053392597) practices internal medicine in the Bremerton-Silverdale-Port Orchard, WA market, with the plurality of this provider's patient population coming from Kitsap, WA. This provider's primary affiliated billing organization is OLYMPIC INTERNAL MEDICINE, INC., P.S. (NPI: 1861624876; TIN: 270179138) and primary practice location at 98310-3335. Gretch is affiliated with the CommonSpirit ACO I (ACO ID: A2164), Jefferson Accountable Care, LLC (ACO ID: A5275), and PSW ACO (ACO ID: A5323), participating under the MSSP model.

Gretch's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 1,333 traditional Medicare patients, billed 4,577 HCPCS/CPT codes, and received $285,400 in Medicare payments. The top billing code was G0439 (Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit). Part D data shows 10,279 prescription claims across 841 beneficiaries totaling $1,001,188 in drug costs, led by Eliquis (Apixaban). DME data shows 174 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 have risen steadily, from $491,596 to $1,001,188. In contrast, DME billing represents a smaller volume and moved up and down with repeated peaks and valleys, starting at $29,423 and ending at $42,062.

Part B Carrier Billing Trend

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

Year	Patients	Clm Lines	Payment
2015	1,693	12,553	$370,855
2016	1,837	12,303	$353,355
2017	2,354	13,228	$364,596
2018	1,822	13,370	$390,413
2019	1,941	13,643	$391,639
2020	1,611	13,469	$357,958
2021	1,655	10,004	$395,292
2022	1,775	9,100	$410,966
2023	1,592	5,153	$321,647
2024	1,333	4,577	$285,400

Part D Events Trend

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

Year	Patients	Claims	Drug Cost
2015	474	7,966	$491,596
2016	482	7,565	$499,356
2017	484	7,004	$435,523
2018	509	7,136	$444,121
2019	602	7,522	$498,852
2020	606	8,155	$538,846
2021	599	7,750	$496,845
2022	622	8,093	$594,143
2023	633	8,240	$698,453
2024	841	10,279	$1,001,188

DME Billing Trend

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

Year	Patients	Claims	Payment
2015	181	734	$29,184
2016	147	579	$16,350
2017	88	392	$8,544
2018	88	334	$12,653
2019	75	308	$10,901
2020	66	302	$9,669
2021	83	328	$14,230
2022	57	297	$17,676
2023	48	300	$18,154
2024	39	174	$17,149

* / # = 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
G0439	Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	667	667	$129
99214	Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	784	1,503	$82
99213	Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more	189	225	$55
G2211	Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's	207	224	$12
93010	Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only	493	690	$6

Top 5 Part D drugs in 2024

By total drug costs.

Drug	Generic	Claims	Total Day Supply	Total Drug Cost
Eliquis	Apixaban	119	8,991	$168,822
Ozempic	Semaglutide	137	5,690	$163,604
Jardiance	Empagliflozin	111	8,210	$151,149
Xarelto	Rivaroxaban	60	4,380	$78,473
Trulicity	Dulaglutide	61	2,442	$75,028

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
A4239	Supply allowance for non-adjunctive, non-implanted continuous glucose monitor (cgm), includes all supplies and accessories, 1 month supply = 1 unit of service	N	N/R	24	$13,866
E1390	Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate	Y	N/R	20	$1,262
A4253	Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips	N	27	63	$689
A7034	Nasal interface (mask or cannula type) used with positive airway pressure device, with or without head strap	N	N/R	13	$613
A4604	Tubing with integrated heating element for use with positive airway pressure device	N	N/R	11	$410

Open Payments Summary

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

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FAQ

What Medicare data is available for Gary Joseph Gretch, MD?

Tedicare shows public-source Medicare data for Gary Joseph Gretch, MD (NPI 1053392597), 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 Gary Joseph Gretch, MD have ACO affiliation data?

Gary Joseph Gretch, MD is shown with ACO affiliation data for CommonSpirit ACO I (MSSP, ACO ID A2164), Jefferson Accountable Care, LLC (MSSP, ACO ID A5275), and PSW ACO (MSSP, ACO ID A5323).

What billing organization is linked to Gary Joseph Gretch, MD?

Gary Joseph Gretch, MD is linked to OLYMPIC INTERNAL MEDICINE, INC., P.S. (billing NPI 1861624876) in the available physician profile data.

Does Gary Joseph Gretch, MD 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.