Physician

Adam Werth Greenberg, M.D.

According to 2025 Medicare claims, Adam Greenberg, M.D. (NPI: 1962745752) practices gastroenterology in the Fresno, CA market, with the plurality of this provider's patient population coming from Fresno, CA. This provider's primary affiliated billing organization is COMMUNITY FOUNDATION MEDICAL GROUP (NPI: 1811258510; TIN: 270271872) and primary practice location at 93720-0360.

Greenberg's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 414 traditional Medicare patients, billed 965 HCPCS/CPT codes, and received $104,603 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 388 prescription claims across 151 beneficiaries totaling $149,937 in drug costs, led by Xeljanz (Tofacitinib Citrate). Open Payments data shows 102 records totaling $1,547. 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 did not follow a clear longitudinal pattern. Concurrently, Part D prescription costs have risen steadily, from $6,102 to $149,937. 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	163	330	$34,385
2020	314	746	$71,199
2021	387	981	$102,819
2022	542	1,150	$115,452
2023	475	974	$101,024
2024	414	965	$104,603

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	12	$6,102
2016	23	46	$25,965
2017	21	94	$49,941
2018	21	72	$40,996
2019	58	116	$56,336
2020	119	277	$132,886
2021	164	355	$139,749
2022	220	551	$180,540
2023	175	469	$163,837
2024	151	388	$149,937

DME Billing Trend

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

No connected DME records

* / # = 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	85	85	$190
99204	New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	133	133	$119
99214	Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	152	206	$97
45380	Biopsy of large bowel using a flexible endoscope	78	78	$82
43239	Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope	133	139	$78

Top 5 Part D drugs in 2024

By total drug costs.

Drug	Generic	Claims	Total Day Supply	Total Drug Cost
Xeljanz	Tofacitinib Citrate	14	420	$94,000
Linzess	Linaclotide	22	1,020	$18,507
Mesalamine	Mesalamine	15	1,110	$6,805
Omeprazole	Omeprazole	122	9,356	$1,702
Pantoprazole Sodium	Pantoprazole Sodium	65	5,250	$1,457

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.	102	$1,547	ABBVIE 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 Adam Werth Greenberg, M.D.?

Tedicare shows public-source Medicare data for Adam Werth Greenberg, M.D. (NPI 1962745752), 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 Adam Werth Greenberg, 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 Adam Werth Greenberg, M.D.?

Adam Werth Greenberg, M.D. is linked to COMMUNITY FOUNDATION MEDICAL GROUP (billing NPI 1811258510) in the available physician profile data.

Does Adam Werth Greenberg, M.D. have Open Payments data?

Adam Werth Greenberg, M.D. has 102 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.