OrganizationActive
Haystack Oncology Inc
NPI 1396627618 · Clinical Medical Laboratory · Baltimore, MD
Haystack Oncology Inc is a Clinical Medical Laboratory organization in Baltimore, MD (NPI 1396627618).
Provider details
- NPI number
- 1396627618
- Entity type
- Organization
- Primary specialty
- Clinical Medical LaboratoryLaboratories
- Parent organization
- Quest Diagnostics Incorporated
- Organization subpart
- Yes
- Authorized official
- Leah Timmerman, Sr. Vice President(973) 520-2700
Specialties & taxonomies
Laboratories
Profile Score
Established profile(54/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
Under 1 yr in registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
101 W Dickman St Ste 120
Baltimore, MD 21230-5006
Phone: (410) 297-1000
Street-level locationGet directions
Mailing address
14275 Midway Rd Ste 400
Addison, TX 75001-3661
Registry dates
- Enumerated
- 2025-07-25
- Last updated
- 2025-07-25
- Certified
- 2025-07-25
Frequently asked questions
- What is Haystack Oncology Inc's NPI number?
- Haystack Oncology Inc's National Provider Identifier (NPI) is 1396627618, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Haystack Oncology Inc?
- Haystack Oncology Inc is classified in the NPPES registry as Clinical Medical Laboratory (Laboratories).
- Where is Haystack Oncology Inc located?
- Haystack Oncology Inc's practice location on file with NPPES is 101 W Dickman St Ste 120, Baltimore, MD 21230-5006.
- What is Haystack Oncology Inc's phone number?
- The practice phone number listed in the NPPES registry for Haystack Oncology Inc is (410) 297-1000.
- Who is the authorized official for Haystack Oncology Inc?
- The authorized official listed on Haystack Oncology Inc's NPPES record is Leah Timmerman, Sr. Vice President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Haystack Oncology Inc's NPI active?
- Yes — Haystack Oncology Inc's NPI (1396627618) is active in the NPPES registry as of the last update on 2025-07-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.