Colin Massey, M.D.
NPI 1801152780 · Internal Medicine Physician · Apo
Enrolled with Medicare as Order and Referring Only - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Colin Massey, M.D. is a Internal Medicine Physician provider in Apo (NPI 1801152780).
Provider details
- NPI number
- 1801152780
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 5126 (MD)
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
14 yrs in NPPES registry
- Profile completeness38% of score
83% 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
- 2012-04-05
- Last updated
- 2024-05-23
- Certified
- 2024-05-23
Frequently asked questions
- What is Colin Massey's NPI number?
- Colin Massey's National Provider Identifier (NPI) is 1801152780, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Colin Massey's specialty?
- Colin Massey is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Colin Massey located?
- Colin Massey's practice location on file with NPPES is Unit 33100 Box Landstuhl, Apo, 09180-3100.
- What is Colin Massey's phone number?
- The practice phone number listed in the NPPES registry for Colin Massey is (314) 590-4913.
- Does Colin Massey accept Medicare?
- Colin Massey is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Colin Massey's NPI active?
- Yes — Colin Massey's NPI (1801152780) is active in the NPPES registry as of the last update on 2024-05-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.