Dean W. Singer, D.O.
Family Medicine · Greenfield, MA
At a glance
55 Federal St Ste 220, Greenfield, MA 01301-2592
Published activity: Melanoma (skin cancer) excision · Removal of skin lesions · Removal of tissue. View counts and coverage
NPPES record updated Jul 29, 2025. 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
55 Federal St Ste 220Greenfield, MA 01301-2592
Education & affiliations
- Medical / professional school
- New York College Of Osteo Medicine Of New York Institute Of Technology
- Graduation year
- 2015
- CMS specialties
- Addiction Medicine · Family Practice
CMS reports telehealth services for this clinician. Confirm current services and availability with the practice.
Practice groups
Reported hospital affiliations
- Athol Memorial Hospital Athol, MA
- Baystate Franklin Medical Center Greenfield, MA
- Baystate Medical Center Springfield, MA
- Cooley Dickinson Hospital Inc,The Northampton, MA
- Heywood Hospital - Gardner, 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 |
|---|---|
| Melanoma (skin cancer) excision | 27 |
| Removal of skin lesions | 517 |
| Removal of tissue | 1-10 |
| Removal or shaving of skin growth | 26 |
| Skin biopsy | 85 |
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 |
|---|---|
| Food and beverage | $69.78 |
Reporting companies
| Company | Amount |
|---|---|
| INDIVIOR INC. | $33.32 |
| E.R. SQUIBB & SONS, L.L.C. | $19.46 |
| GLAXOSMITHKLINE, LLC. | $17.00 |
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
- Family Medicine
- Taxonomy code
- 207Q00000X
- Enumeration date
- Apr 14, 2015
- Record updated
- Jul 29, 2025
More registry details
- Provider type
- Individual · Type 1
- Reported credentials
- D.O.
Reported taxonomies and licenses
207QA0401X
License reported: 273045 MA
207Q00000X · Primary
License reported: 273045 MA
License numbers and credentials are reported to NPPES; HCPList does not independently verify them.
Practice location
55 Federal St Ste 220Greenfield, MA 01301-2592
- Phone
- (413) 225-2792
- Fax
- (833) 941-2303
Mailing address
52 NORTH STSHELBURNE FALLS, MA 013701006
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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