Dr. Andrew Walker MD
Also known as
- Formerly known asWalker, Andrzej Rafel
Source: NPPES public registry.
About this NPIWhat this record shows.
NPI 1639198559 is registered to Dr. Andrew Walker MD, a Internal Medicine practising at 431 N 21st St in Camp Hill, Pennsylvania. Internal Medicine physicians (internists) specialise in the prevention, diagnosis, and treatment of diseases in adults, often coordinating care across multiple subspecialties. Dr. Andrew Walker MD has been enumerated in the National Provider Identifier (NPI) registry since 2006.
Your brand here.
Secondary identifiers
Additional identifiers this provider has registered with NPPES. Used by medical billers, credentialers, and insurance verifiers to cross-reference claims and enrollments.
Other
- 884265MD· Issued by CAREFIRST MARYLAND BCBS
- 2161248PA· Issued by MAMSI-WMG
- 0510341000PA· Issued by AMERIHEALTH 65 PA
- 680764PA· Issued by HIGHMARK BLUE SHIELD
- 20055661PA· Issued by AMERIHEALTH MERCY-WMG
- 186678PA· Issued by UNISON-WMG
- 203884PA· Issued by JOHNS HOPKINS
- 50059815PA· Issued by CAPITAL BLUE CROSS-WMG
- 5784725PA· Issued by AETNA
- 1517816PA· Issued by GATEWAY-WMG
- 6937PA· Issued by GEISINGER
Medicaid
Source: NPPES public registry.
Medicare enrollment
This provider holds a Medicare enrollment on file with the Provider Enrollment, Chain and Ownership System (PECOS). Each enrollment carries a public Medicare Enrollment ID (ENRLMT_ID) used by billers and intermediaries.
Practitioner
- I20050214000363Internal MedicinePA
Source: CMS PECOS public enrollment file.
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 Dr. Andrew Walker MD accepts. To confirm in-network status with your specific health plan, contact Dr. Andrew Walker MD directly at (717) 763-3730.
Frequently asked
Yes. NPI 1639198559 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Internal Medicine physicians (internists) specialise in the prevention, diagnosis, and treatment of diseases in adults, often coordinating care across multiple subspecialties.
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 (717) 763-3730.
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. Dr. Andrew Walker MD is a Type-1 individual NPI.