Oncology Specialties, P.C.
NPI 1669425716 · Hematology & Oncology Physician · Huntsville, AL
Enrolled with Medicare as Dme Supplier - Physician - Hematology/Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Oncology Specialties, P.C. is a Hematology & Oncology Physician organization in Huntsville, AL (NPI 1669425716).
Provider details
- NPI number
- 1669425716
- Entity type
- Organization
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Marshall Schreeder, Physician(256) 705-4224
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
13 documented practice locations
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
Mailing address
Other names (DBA / former)
- Doing business as
- Clearview Cancer Institute
Additional practice locations (12)
- 901 Leighton Ave Ste 602Anniston, AL 36207-5765Phone: (256) 238-1011
- 707 W Market StAthens, AL 35611-2463Phone: (256) 705-4224
- 1948 Al Highway 157 Ste 380Cullman, AL 35058-0611Phone: (256) 775-9170
- 1107 14th Ave Se Ste 200Decatur, AL 35601-3354Phone: (256) 705-4224
- 1310 14th Ave SeDecatur, AL 35601-4347Phone: (256) 705-4224
- 180 Cox Creek Pkwy S Ste BFlorence, AL 35630-3263Phone: (256) 760-0422
- 1751 Veterans Dr Ste 190Florence, AL 35630-4930Phone: (256) 760-0422
- 1 Hospital Dr Sw Ste 400Huntsville, AL 35801-3495Phone: (256) 705-4224
- 3500 Highway 78 E Ste aJasper, AL 35501-8908Phone: (256) 387-0333
Registry dates
- Enumerated
- 2006-05-18
- Last updated
- 2025-12-17
- Certified
- 2025-12-17
Frequently asked questions
- What is Oncology Specialties, P.C.'s NPI number?
- Oncology Specialties, P.C.'s National Provider Identifier (NPI) is 1669425716, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Oncology Specialties, P.C.?
- Oncology Specialties, P.C. is classified in the NPPES registry as Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Oncology Specialties, P.C. located?
- Oncology Specialties, P.C.'s practice location on file with NPPES is 3601 Cci Dr Nw, Huntsville, AL 35805-2606.
- What is Oncology Specialties, P.C.'s phone number?
- The practice phone number listed in the NPPES registry for Oncology Specialties, P.C. is (256) 705-4224.
- Does Oncology Specialties, P.C. accept Medicare?
- Oncology Specialties, P.C. is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Oncology Specialties, P.C.?
- The authorized official listed on Oncology Specialties, P.C.'s NPPES record is Marshall Schreeder, Physician. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Oncology Specialties, P.C.'s NPI active?
- Yes — Oncology Specialties, P.C.'s NPI (1669425716) is active in the NPPES registry as of the last update on 2025-12-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.