DR. ALVIN SYLVESTER HAYNES JR. MD
NPI 1356438170
Internal Medicine in Slidell, LA
About Dr. Alvin Sylvester Haynes Jr. Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. ALVIN SYLVESTER HAYNES JR. MD (NPI 1356438170) is an individual internal medicine provider in Slidell, Louisiana, licensed in Florida (ME137146) and active in the NPI registry since October 2006. He is enrolled in Medicare PECOS, is affiliated with East Jefferson General Hospital, and maintains a secondary practice location in Deerfield Beach.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 1
Other Identifiers 2
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Dr. Alvin Sylvester Haynes Jr. Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
5Medicare enrollment records show Alvin Haynes reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Panama City, FL 32401
- Reassigned Medicare billing, Florida enrollment
- 281 clinicians in this Medicare group
Tampa, FL 33614
- Reassigned Medicare billing, Florida enrollment
- 129 clinicians in this Medicare group
Jacksonville, FL 32204
- Reassigned Medicare billing, Florida enrollment
- 492 clinicians in this Medicare group
Scottsdale, AZ 85254
- Reassigned Medicare billing, Florida enrollment
- 160 clinicians in this Medicare group
Scottsdale, AZ 85254
- Reassigned Medicare billing, Louisiana enrollment
- 104 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 2
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
East Jefferson General Hospital
Acute Care Hospitals · Metairie, LAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 70458 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
SLIDELL, LA 70458
SLIDELL, LA 70458
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Alvin Haynes's NPI number?
The NPI number for Alvin Haynes is 1356438170. It was assigned to this individual provider in the NPPES registry on October 5, 2006.
Where is Alvin Haynes located?
Alvin Haynes practices at 1001 Gause Blvd, Slidell, LA 70458. The listed phone number is (985) 280-8742.
What is Alvin Haynes's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Alvin Haynes enrolled in Medicare?
Yes. Alvin Haynes is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Alvin Haynes's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Alvin Haynes reassigns Medicare benefits to 5 organizations: Hni Hospital Services Of Florida, LLC (Panama City, FL), Florida Post Acute Medical Services 1 PA (Tampa, FL), Hni Medical Services Of Florida, LLC (Jacksonville, FL), Apogee Medical Group, Florida Inc (Scottsdale, AZ) and Apogee Medical Group, Louisiana, Inc. (Scottsdale, AZ). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Alvin Haynes's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Alvin Haynes accept?
Health plans from HMO Louisiana, Oscar Health, Oscar Health Maintenance Organization of Florida and Oscar Insurance Company list Alvin Haynes as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is Alvin Haynes affiliated with any hospitals?
According to CMS data, Alvin Haynes is affiliated with East Jefferson General Hospital.
When was this NPI record last updated?
The NPPES record for Alvin Haynes was last updated on May 21, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Dr. Alvin Sylvester Haynes Jr., MD · NPI 1356438170
Internal Medicine physician in Slidell, Louisiana. Individual provider, active in the CMS NPPES registry since October 5, 2006.
## Identity
- **NPI:** 1356438170 (Entity type: Individual)
- **Enumerated:** October 5, 2006
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** ME137146 (Florida)
- **Sole proprietor:** No
## Practice location
- **Address:** 1001 GAUSE BLVD, Slidell, LA 70458-2939
- **Phone:** (985) 280-8742
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 5 organizations under Medicare reassignment (form CMS-855R): Hni Hospital Services Of Florida, LLC (NPI 1144851411, Panama City, FL); Florida Post Acute Medical Services 1 PA (NPI 1255862439, Tampa, FL); Hni Medical Services Of Florida, LLC (NPI 1679048284, Jacksonville, FL); Apogee Medical Group, Florida Inc (NPI 1386916104, Scottsdale, AZ); Apogee Medical Group, Louisiana, Inc. (NPI 1932347903, Scottsdale, AZ) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Emory University School Of Medicine, class of 1997
## Record status
- **NPPES last updated:** May 21, 2025
- **Other identifiers:** Medicaid 270776400 (FL); Other 57973 (FL)
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Source: [NPI Profile](https://npiprofile.com/npi/1356438170) · Data from the CMS NPPES public registry.