Physician

Johnny Altawil, M.D.

According to 2025 Medicare claims, Johnny Altawil, M.D. (NPI: 1841439270) practices gastroenterology in the Knoxville, TN market, with the plurality of this provider's patient population coming from Knox, TN. This provider's primary affiliated billing organization is GASTROINTESTINAL ASSOCIATES, PC (NPI: 1780695999; TIN: 620863523) and primary practice location at 37909-2707.

Altawil's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 531 traditional Medicare patients, billed 18,847 HCPCS/CPT codes, and received $405,987 in Medicare payments. The top billing code was 45385 (Removal of polyps or growths of large bowel using an endoscope with mechanical snare). Part D data shows 1,590 prescription claims across 637 beneficiaries totaling $619,845 in drug costs, led by Linzess (Linaclotide). 2019 DME data shows 26 claims. Open Payments data shows 42 records totaling $13,208. 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 from a lower plateau to a higher plateau, from $100,328 to $405,987. Similarly, Part D prescription costs have moved sharply higher in recent years, from $350,655 to $619,845. 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	468	1,027	$100,328
2016	480	1,171	$87,181
2017	476	3,942	$117,196
2018	577	2,448	$129,096
2019	567	2,269	$134,834
2020	504	7,477	$220,162
2021	608	7,011	$205,975
2022	638	8,365	$265,608
2023	525	5,764	$169,687
2024	531	18,847	$405,987

Part D Events Trend

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

Year	Patients	Claims	Drug Cost
2015	489	1,666	$350,655
2016	475	1,556	$332,208
2017	494	1,670	$350,056
2018	586	1,738	$170,099
2019	524	1,705	$237,749
2020	460	1,674	$286,283
2021	549	1,518	$257,103
2022	458	1,411	$655,982
2023	551	1,513	$767,562
2024	637	1,590	$619,845

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	33	$1,005
2018	N/R	14	$548
2019	N/R	26	$1,715
2020	N/R	N/R	N/R
2021	N/R	N/R	N/R
2022	N/R	N/R	N/R
2023	N/R	N/R	N/R
2024	N/R	N/R	N/R

* / # = 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
45385	Removal of polyps or growths of large bowel using an endoscope with mechanical snare	231	233	$180
99204	New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	70	70	$88
99214	Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	65	75	$80
99213	Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more	83	92	$59
43239	Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope	116	118	$49

Top 5 Part D drugs in 2024

By total drug costs.

Drug	Generic	Claims	Total Day Supply	Total Drug Cost
Linzess	Linaclotide	68	3,150	$54,568
Xifaxan	Rifaximin	14	379	$39,966
Mesalamine	Mesalamine	16	1,380	$14,433
Sod Sulf-Potass Sulf-Mag Sulf	Sodium, Potassium,mag Sulfates	196	675	$13,196
Sucralfate	Sucralfate	74	4,502	$8,318

Top 5 DME services in 2024

No connected or detailed DME service-level records for 2024.

Open Payments Summary in 2024

Category	Definition	Records	Total Reported Amount	Top Related Entity
General Payments	Reported payment or transfer-of-value amount.	40	$683	ABBVIE INC.
Research Payments	Reported research-related payment or transfer-of-value amount.	2	$12,525	Ferring Pharmaceuticals AS
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 Johnny Altawil, M.D.?

Tedicare shows public-source Medicare data for Johnny Altawil, M.D. (NPI 1841439270), 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 Johnny Altawil, 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 Johnny Altawil, M.D.?

Johnny Altawil, M.D. is linked to GASTROINTESTINAL ASSOCIATES, PC (billing NPI 1780695999) in the available physician profile data.

Does Johnny Altawil, M.D. have Open Payments data?

Johnny Altawil, M.D. has 42 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.