Mr. Otis Duncan Ma
Also known as
- Also known asDuncan, O.j.
Source: NPPES public registry.
About this NPIWhat this record shows.
NPI 1649060815 is registered to Mr. Otis Duncan Ma, a Community Health Worker practising at 300 W Oak St in Carbondale, Illinois. Community Health Worker is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Mr. Otis Duncan Ma has been enumerated in the National Provider Identifier (NPI) registry since 2025.
Your brand here.
Insurance & acceptsHow to confirm coverage.
The National Plan and Provider Enumeration System (NPPES) registry does not include commercial insurance network data, so we cannot show which plans Mr. Otis Duncan Ma accepts. To confirm in-network status with your specific health plan, contact Mr. Otis Duncan Ma directly at (618) 536-6621.
Frequently asked
Yes. NPI 1649060815 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Community Health Worker is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy.
The CMS NPPES Public Registry at npiregistry.cms.hhs.gov is the authoritative source. FindMyNPI mirrors this dataset and refreshes monthly. For real-time verification, you can also call the provider's office at (618) 536-6621.
An individual healthcare provider has a single Type-1 NPI for life. Organisations can hold separate Type-2 NPIs per location, specialty, or sub-entity. Mr. Otis Duncan Ma is a Type-1 individual NPI.