Frederik A Pennings, M.D., PHD
Neurosurgery (CMS) · Worcester, MA
At a glance
119 Belmont St, Worcester, MA 01605-2903
Published activity: Laminectomy or laminotomy (partial removal of spine bones) · Spinal fusion. View counts and coverage
NPPES record updated Oct 5, 2021. Public records can lag behind changes at a practice.
Before you call: a quick checklist
- Are you accepting new patients?
- Do you accept my specific insurance plan?
- Do you provide the service I need at this address?
- Do I need a referral, and what is the earliest appointment?
Insurance participation and appointment availability are not established by these public records.
Medicare & insurance
Insurance participation is not established by these public records. Ask the practice and your insurer about your specific plan and this location.
How to check your coverage
Use your plan’s provider directory or the member-services number on your insurance card. Confirm the clinician, practice address, service, and whether a referral is required. A missing opt-out record does not establish Medicare acceptance.
Check the official Medicare directory ↗Practice location
119 Belmont StWorcester, MA 01605-2903
Education & affiliations
- Medical / professional school
- Not reported in this file
- Graduation year
- 1995
- CMS specialties
- Neurosurgery
Practice groups
Reported hospital affiliations
- Cooley Dickinson Hospital Inc,The Northampton, MA
- Holyoke Medical Center Holyoke, MA
Graduation year does not establish years in practice. A reported affiliation does not establish employment, current admitting privileges, or insurance participation.
Source: CMS National Downloadable File · Published Oct 15, 2026.
Source: CMS Facility Affiliation Data · Published Oct 15, 2026.
Procedures in the public data
Reported activity can help you ask more informed questions about a practice’s services.
| Procedure category | Published Medicare activity |
|---|---|
| Laminectomy or laminotomy (partial removal of spine bones) | 125 |
| Spinal fusion | 217 |
CMS uses a one-year claims window with a reporting lag. Counts cover the Medicare activity included by CMS, not all patients. “1–10” is a published range. Volume is not a quality or outcomes score. Coverage and methodology
Source: CMS Utilization Data · Published Oct 15, 2026.
Find providers with a similar service mix
Compare 2024 published Medicare activity in the same reported specialty, here or in another city.
Industry-reported general payments
Includes reported transfers of value, such as meals, travel, or consulting. Payments do not establish improper conduct or quality of care. Research funding and ownership values are excluded from this total.
See payment purposes and reporting companies
Reported purposes
| Purpose | Amount |
|---|---|
| Consulting fee | $84,000.00 |
| Travel and lodging | $1,374.45 |
| Food and beverage | $422.64 |
Reporting companies
| Company | Amount |
|---|---|
| CTL MEDICAL CORPORATION | $84,000.00 |
| ARTHREX, INC. | $1,305.85 |
| POWERLINK AI, INC. | $397.60 |
| DEPUY SYNTHES SALES INC. | $93.64 |
Source: CMS 2025 payments grouped by covered recipient and nature of payments · Published Jun 30, 2026.
Professional details: NPI, taxonomy & registry record
Registry details
- Primary taxonomy
- Neurosurgery (CMS)
- Taxonomy code
- 207T00000X
- Enumeration date
- Oct 23, 2007
- Record updated
- Oct 5, 2021
More registry details
- Provider type
- Individual · Type 1
- Reported credentials
- M.D., PHD
Reported taxonomies and licenses
207T00000X · Primary
License reported: 234128 MA
License numbers and credentials are reported to NPPES; HCPList does not independently verify them.
Practice location
119 Belmont StWorcester, MA 01605-2903
- Phone
- (508) 334-1886
- Fax
- (508) 334-9769
Mailing address
175 CAREW STSTE 300
SPRINGFIELD, MA 011042478
Information may be outdated or incomplete. Confirm details directly with the practice. HCPList is an independent directory and is not affiliated with CMS.
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