DR. DAVID J. HAK MD
NPI 1942290341
Orthopaedic Surgery - Orthopaedic Trauma in Sanford, FL
About Dr. David J. Hak Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. DAVID J. HAK MD (NPI 1942290341) is an individual orthopaedic trauma provider in Sanford, Florida, licensed in Florida (ME138358) and active in the NPI registry since October 2005. He is enrolled in Medicare PECOS, is affiliated with Holmes Regional Medical Center, and maintains 4 additional practice locations.
NPPES Registry Identity
Specialties & Licenses 3
Secondary Practice Locations 4
Other Identifiers 1
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. David J. Hak 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
10Medicare enrollment records show David Hak reassigns Medicare billing to 10 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Melbourne, FL 32901
- Reassigned Medicare billing, Florida enrollment
- 773 clinicians in this Medicare group
Melbourne, FL 32901
- Reassigned Medicare billing, Florida enrollment
- 67 clinicians in this Medicare group
Lakeland, FL 33805
- Reassigned Medicare billing, Florida enrollment
- 740 clinicians in this Medicare group
Columbus, GA 31909
- Reassigned Medicare billing, Florida enrollment
- 20 clinicians in this Medicare group
Carbondale, IL 62901
- Reassigned Medicare billing, Illinois enrollment
- 702 clinicians in this Medicare group
Rapid City, SD 57702
- Reassigned Medicare billing, Illinois and South Dakota enrollments
- 40 clinicians in this Medicare group
Scottsdale, AZ 85251
- Reassigned Medicare billing, Arizona enrollment
- 31 clinicians in this Medicare group
Boise, ID 83706
- Reassigned Medicare billing, Idaho enrollment
- 781 clinicians in this Medicare group
Los Banos, CA 93635
- Reassigned Medicare billing, Idaho enrollment
- 19 clinicians in this Medicare group
Sacramento, CA 95816
- Reassigned Medicare billing, Idaho enrollment
- 27 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 4
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 4
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Holmes Regional Medical Center
Acute Care Hospitals · Melbourne, FLCentral Florida Lake Monroe Hospital
Acute Care Hospitals · Sanford, FLSt Lukes Magic Valley Medical Center
Acute Care Hospitals · Twin Falls, IDMonument Health Rapid City Hospital
Acute Care Hospitals · Rapid City, SDOther Providers at the Same Location NPPES 4
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
SANFORD, FL 32771
SANFORD, FL 32771
SANFORD, FL 32771
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 David Hak's NPI number?
The NPI number for David Hak is 1942290341. It was assigned to this individual provider in the NPPES registry on October 26, 2005.
Where is David Hak located?
David Hak practices at 309 N Mangoustine Ave Unit G, Sanford, FL 32771. The listed phone number is (321) 363-1754.
What is David Hak's specialty?
The primary specialty registered for this NPI is Orthopaedic Surgery, specializing in Orthopaedic Trauma, with taxonomy code 207XX0801X.
Is David Hak enrolled in Medicare?
Yes. David Hak 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 David Hak's services?
According to the CMS Revalidation Reassignment List (October 2026 release), David Hak reassigns Medicare benefits to 10 organizations: Health First Medical Group, LLC (Melbourne, FL), Health First Physician Specialties Inc (Melbourne, FL), Lakeland Regional Health Systems, Inc. (Lakeland, FL), Hughston Clinic Southeast PC (Columbus, GA), Southern Illinois Medical Services, Nfp (Carbondale, IL) and 5 more organizations, listed in the Medicare section above. 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 David Hak's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does David Hak accept?
Health plans from Ambetter Health, Ambetter from Superior HealthPlan, Ambetter of Alabama, Avera Health Plans and Florida Blue (BlueCross BlueShield FL) and 7 other insurers list David Hak 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 David Hak affiliated with any hospitals?
According to CMS data, David Hak is affiliated with Holmes Regional Medical Center, Central Florida Lake Monroe Hospital, St Lukes Magic Valley Medical Center and Monument Health Rapid City Hospital.
When was this NPI record last updated?
The NPPES record for David Hak was last updated on April 30, 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. David J. Hak, MD · NPI 1942290341
Orthopaedic Trauma physician in Sanford, Florida. Individual provider, active in the CMS NPPES registry since October 26, 2005.
## Identity
- **NPI:** 1942290341 (Entity type: Individual)
- **Enumerated:** October 26, 2005
- **Primary specialty:** Orthopaedic Surgery - Orthopaedic Trauma · taxonomy 207XX0801X
- **State license:** ME138358 (Florida)
- **Sole proprietor:** No
## Practice location
- **Address:** 309 N MANGOUSTINE AVE UNIT G, Sanford, FL 32771-1098
- **Phone:** (321) 363-1754
## 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:** 10 organizations under Medicare reassignment (form CMS-855R): Health First Medical Group, LLC (NPI 1750626495, Melbourne, FL); Health First Physician Specialties Inc (NPI 1336390020, Melbourne, FL); Lakeland Regional Health Systems, Inc. (NPI 1497748743, Lakeland, FL); Hughston Clinic Southeast PC (NPI 1225401946, Columbus, GA); Southern Illinois Medical Services, Nfp (NPI 1770656837, Carbondale, IL); and 5 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Ohio State University College Of Medicine, class of 1989
## Record status
- **NPPES last updated:** April 30, 2025
- **Other identifiers:** Medicaid 101487700 (FL)
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Source: [NPI Profile](https://npiprofile.com/npi/1942290341) · Data from the CMS NPPES public registry.