Zachary Bay
Family Medicine · Worcester, MA
At a glance
19 Tacoma St, Worcester, MA 01605-3516
NPPES record updated Jul 21, 2022. 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
19 Tacoma StWorcester, MA 01605-3516
Additional reported practice locations
1 General StLawrence, MA 018412961
Phone: 9786834000 · Ext. 2451 42 Cape Rd
Milford, MA 017573292
Phone: 8008532288
Fax: 5086343747 354 Waverley St
Framingham, MA 017027079
Phone: 5085327318
Fax: 5085951190
Education & affiliations
- Medical / professional school
- Northwestern University Feinberg Medical School
- Graduation year
- 2013
- CMS specialties
- Family Practice
Practice groups
Reported hospital affiliations
- Umass Memorial Medical Center/University Campus Worcester, 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.
No displayed procedure-category record in this release. This does not mean the clinician performs no procedures.
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.
Service-mix comparison is unavailable for this NPI in the imported Medicare service file.
Industry-reported general payments
No matching general-payment summary in the imported release. This is not a verified zero and does not rule out other payment types or years.
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
- Jun 14, 2013
- Record updated
- Jul 21, 2022
More registry details
- Provider type
- Individual · Type 1
Reported taxonomies and licenses
207Q00000X · Primary
License reported: 270700 MA
License numbers and credentials are reported to NPPES; HCPList does not independently verify them.
Practice location
19 Tacoma StWorcester, MA 01605-3516
- Phone
- (508) 852-1805
- Fax
- (508) 854-3248
Mailing address
650 LINCOLN STWORCESTER, MA 016052060
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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