Physician

Edwin V Tan, MD

According to 2025 Medicare claims, Edwin Tan, MD (NPI: 1629074240) practices internal medicine in the Lewiston-Auburn, ME market, with the plurality of this provider's patient population coming from Androscoggin, ME. This provider's primary affiliated billing organization is ST. MARY'S REGIONAL MEDICAL CENTER (NPI: 1447226584; TIN: 010211551) and primary practice location at 04210-5966. Tan is affiliated with the MaineHealth Accountable Care Organization (ACO ID: A1290), participating under the MSSP model.

Tan's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 175 traditional Medicare patients, billed 653 HCPCS/CPT codes, and received $40,451 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 9,778 prescription claims across 624 beneficiaries totaling $1,145,240 in drug costs, led by Rybelsus (Semaglutide). DME data shows 86 claims. Open Payments data shows 93 records totaling $1,622. 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 fallen sharply in recent years, from $57,858 to $40,451. In contrast, Part D prescription costs have risen steadily, from $666,865 to $1,145,240. For DME billing, reported payments moved up and down with repeated peaks and valleys, starting at $19,777 and ending at $15,466.

Part B Carrier Billing Trend

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

Year	Patients	Clm Lines	Payment
2015	385	1,056	$57,858
2016	367	1,014	$53,186
2017	359	1,043	$56,379
2018	311	769	$40,891
2019	293	840	$42,040
2020	251	854	$36,169
2021	244	816	$49,039
2022	232	655	$26,811
2023	203	603	$23,176
2024	175	653	$40,451

Part D Events Trend

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

Year	Patients	Claims	Drug Cost
2015	482	7,525	$666,865
2016	492	9,021	$767,731
2017	504	8,818	$758,383
2018	490	7,805	$843,584
2019	524	7,117	$831,298
2020	499	8,014	$872,633
2021	530	8,171	$912,637
2022	618	8,790	$1,084,226
2023	643	9,310	$1,133,366
2024	624	9,778	$1,145,240

DME Billing Trend

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

Year	Patients	Claims	Payment
2015	119	593	$37,403
2016	92	499	$32,685
2017	88	404	$17,925
2018	48	256	$5,045
2019	42	197	$4,441
2020	29	232	$14,518
2021	31	213	$14,912
2022	N/R	93	$7,568
2023	N/R	147	$10,637
2024	N/R	86	$12,321

* / # = 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	101	101	$112
99215	Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	24	30	$80
99214	Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	137	319	$62
99213	Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more	45	52	$49
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	57	64	$9

Top 5 Part D drugs in 2024

By total drug costs.

Drug	Generic	Claims	Total Day Supply	Total Drug Cost
Rybelsus	Semaglutide	66	4,140	$127,203
Eliquis	Apixaban	88	6,333	$119,880
Januvia	Sitagliptin Phosphate	75	4,538	$80,971
Ozempic	Semaglutide	41	2,254	$71,789
Trelegy Ellipta	Fluticasone/Umeclidin/Vilanter	39	2,880	$58,746

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	$8,197
E1390	Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate	Y	N/R	24	$1,623
A4419	Ostomy pouch, closed; for use on barrier with non-locking flange, with filter (2 piece), each	N	N/R	14	$1,359
A4414	Ostomy skin barrier, with flange (solid, flexible or accordion), without built-in convexity, 4 x 4 inches or smaller, each	N	N/R	11	$1,000
A7038	Filter, disposable, used with positive airway pressure device	N	N/R	13	$142

Open Payments Summary in 2024

Category	Definition	Records	Total Reported Amount	Top Related Entity
General Payments	Reported payment or transfer-of-value amount.	93	$1,622	PFIZER 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 Edwin V. Tan, MD?

Tedicare shows public-source Medicare data for Edwin V. Tan, MD (NPI 1629074240), 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 Edwin V. Tan, MD have ACO affiliation data?

Edwin V. Tan, MD is shown with ACO affiliation data for MaineHealth Accountable Care Organization (MSSP, ACO ID A1290).

What billing organization is linked to Edwin V. Tan, MD?

Edwin V. Tan, MD is linked to ST. MARY'S REGIONAL MEDICAL CENTER (billing NPI 1447226584) in the available physician profile data.

Does Edwin V. Tan, MD have Open Payments data?

Edwin V. Tan, MD has 93 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.