Annie Castillo, MD
NPI 1902820483 · Hematology & Oncology Physician · Bozeman, MT
Annie Castillo, MD is a Hematology & Oncology Physician provider in Bozeman, MT (NPI 1902820483).
Provider details
- NPI number
- 1902820483
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 6439 (MT)
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
19 yrs in NPPES 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
Mailing address
Registry dates
- Enumerated
- 2006-07-27
- Last updated
- 2007-10-11
Frequently asked questions
- What is Annie Castillo's NPI number?
- Annie Castillo's National Provider Identifier (NPI) is 1902820483, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Annie Castillo's specialty?
- Annie Castillo is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Annie Castillo located?
- Annie Castillo's practice location on file with NPPES is 915 Highland Blvd # 3220, Bozeman, MT 59715-6902.
- What is Annie Castillo's phone number?
- The practice phone number listed in the NPPES registry for Annie Castillo is (406) 556-5535.
- Is Annie Castillo's NPI active?
- Yes — Annie Castillo's NPI (1902820483) is active in the NPPES registry as of the last update on 2007-10-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.