Benjamin Garmezy, MD
Hematology/Oncology (CMS) · Nashville, TN
At a glance
250 25Th Ave. N, Nashville, TN 37203
NPPES record updated Jun 30, 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
250 25Th Ave. N Ste 200Nashville, TN 37203
Additional reported practice locations
1500 E Medical Center Dr3116 Taubman Center, Spc 5368
Ann Arbor, MI 481095000
Phone: 7349365582 1500 E Medical Center Dr
3116 Taubman Center, Spc 5368
Ann Arbor, MI 481095000
Phone: 7349365582 1515 Holcombe Blvd
Houston, TX 77030
Phone: 7137926161
Education & affiliations
- Medical / professional school
- Baylor College Of Medicine
- Graduation year
- 2015
- CMS specialties
- Hematology/Oncology
CMS reports telehealth services for this clinician. Confirm current services and availability with the practice.
Practice groups
Reported hospital affiliations
- Tristar Centennial Medical Center Nashville, TN
- Tristar Southern Hills Medical Center Nashville, TN
- Tristar Summit Medical Center Hermitage, TN
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.
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 | $32,250.50 |
| Travel and lodging | $8,037.17 |
| Food and beverage | $5,135.07 |
| Services other than consulting | $93.81 |
Reporting companies
| Company | Amount |
|---|---|
| E.R. SQUIBB & SONS, L.L.C. | $16,883.42 |
| PFIZER INC. | $6,115.30 |
| NOVARTIS PHARMACEUTICALS CORPORATION | $5,869.51 |
| ASTRAZENECA PHARMACEUTICALS LP | $5,403.42 |
| EISAI INC. | $4,949.50 |
| JANSSEN BIOTECH, INC. | $1,538.38 |
| MERCK SHARP & DOHME LLC | $1,405.48 |
| EXELIXIS INC. | $742.78 |
| Other reporting companies | $2,608.76 |
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
- Hematology/Oncology (CMS)
- Taxonomy code
- 207RH0003X
- Enumeration date
- May 12, 2015
- Record updated
- Jun 30, 2021
More registry details
- Provider type
- Individual · Type 1
- Reported credentials
- MD
Reported taxonomies and licenses
207R00000X
License reported: R7740 TX
390200000X
License reported: 4301106990 MI
207RH0003X · Primary
License reported: 63357 TN
License numbers and credentials are reported to NPPES; HCPList does not independently verify them.
Practice location
250 25Th Ave. NSte 200
Nashville, TN 37203
- Phone
- (615) 986-4366
- Fax
- (615) 320-1617
Mailing address
2004 HAYES STSUITE 800
NASHVILLE, TN 37203
Information may be outdated or incomplete. Confirm details directly with the practice. HCPList is an independent directory and is not affiliated with CMS.
Report a directory issue