Physician

Dennis S Oh, MD

According to 2025 Medicare claims, Dennis Oh, MD (NPI: 1225111511) practices neurosurgery in the Pittsfield, MA market, with the plurality of this provider's patient population coming from Berkshire, MA. This provider's primary affiliated billing organization is BAYSTATE MEDICAL PRACTICES, INC (NPI: 1548205909; TIN: 042888373) and primary practice location at 01199-1619. Oh is affiliated with the Pioneer Valley Accountable Care, LLC (ACO ID: A5040) and CoreHealth Alliance LLC (ACO ID: A5645), participating under the MSSP model.

Oh's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 551 traditional Medicare patients, billed 1,220 HCPCS/CPT codes, and received $476,085 in Medicare payments. The top billing code was 22551 (Fusion of upper spine bone with removal of disc and release of spinal cord or nerve, 1 disc). Part D data shows 131 prescription claims across 79 beneficiaries totaling $687 in drug costs, led by Methylprednisolone (Methylprednisolone). Open Payments data shows 11 records totaling $56,626. 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 risen steadily, from $229,122 to $476,085. Concurrently, Part D prescription costs have moved up and down with repeated peaks and valleys, starting at $1,163 and ending at $687. 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	255	555	$229,122
2016	284	607	$249,573
2017	360	727	$307,060
2018	352	851	$386,892
2019	349	850	$421,930
2020	369	807	$371,001
2021	360	751	$332,963
2022	399	880	$353,728
2023	479	1,067	$441,230
2024	551	1,220	$476,085

Part D Events Trend

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

Year	Patients	Claims	Drug Cost
2015	40	73	$1,163
2016	39	61	$575
2017	48	103	$1,553
2018	74	116	$1,162
2019	67	138	$1,753
2020	67	145	$8,245
2021	32	59	$2,443
2022	24	28	$209
2023	59	77	$1,001
2024	79	131	$687

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
22551	Fusion of upper spine bone with removal of disc and release of spinal cord or nerve, 1 disc	75	75	$1,333
63047	Partial removal of spine bone with release of lower spinal cord and/or nerves, 1 segment	89	89	$809
22853	Insertion of cage or mesh device to spine bone and disc space during spine fusion	123	173	$198
99205	New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	118	118	$151
99204	New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	308	308	$126

Top 5 Part D drugs in 2024

By total drug costs.

Drug	Generic	Claims	Total Day Supply	Total Drug Cost
Methylprednisolone	Methylprednisolone	50	300	$329
Hydrocodone-Acetaminophen	Hydrocodone/Acetaminophen	20	148	$144
Oxycodone Hcl	Oxycodone Hcl	21	158	$71
Tizanidine Hcl	Tizanidine Hcl	19	484	$60

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.	1	$20	CSL Behring
Research Payments	Reported research-related payment or transfer-of-value amount.	10	$56,606	Baystate Medical Center
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 Dennis S. Oh, MD?

Tedicare shows public-source Medicare data for Dennis S. Oh, MD (NPI 1225111511), 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 Dennis S. Oh, MD have ACO affiliation data?

Dennis S. Oh, MD is shown with ACO affiliation data for Pioneer Valley Accountable Care, LLC (MSSP, ACO ID A5040) and CoreHealth Alliance LLC (MSSP, ACO ID A5645).

What billing organization is linked to Dennis S. Oh, MD?

Dennis S. Oh, MD is linked to BAYSTATE MEDICAL PRACTICES, INC (billing NPI 1548205909) in the available physician profile data.

Does Dennis S. Oh, MD have Open Payments data?

Dennis S. Oh, MD has 11 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.