DR. HAROLD B COLLINS M.D
NPI 1215040837
Specialist in Nashville, TN
About Dr. Harold B Collins M.d NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. HAROLD B COLLINS M.D (NPI 1215040837) is an individual specialist in Nashville, Tennessee, licensed in Tennessee (39100) and active in the NPI registry since August 2006. She is enrolled in Medicare PECOS and is a graduate of University Of Tennessee, Hsc, College Of Medicine (1989).
NPPES Registry Identity
Specialties & Licenses 2
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. Harold B Collins M.d 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
2Medicare enrollment records show Harold Collins reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Nashville, TN 37203
- Reassigned Medicare billing, Tennessee enrollment
- 6 clinicians in this Medicare group
Sunrise, FL 33323
- Reassigned Medicare billing, Tennessee enrollment
- 17 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.
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.
NASHVILLE, TN 37203
NASHVILLE, TN 37203
NASHVILLE, TN 37203
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 Harold Collins's NPI number?
The NPI number for Harold Collins is 1215040837. It was assigned to this individual provider in the NPPES registry on August 17, 2006.
Where is Harold Collins located?
Harold Collins practices at 300 20th Ave N Suite 702, Nashville, TN 37203. The listed phone number is (615) 284-8636.
What is Harold Collins's specialty?
The primary specialty registered for this NPI is Specialist with taxonomy code 174400000X.
Is Harold Collins enrolled in Medicare?
Yes. Harold Collins 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 Harold Collins's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Harold Collins reassigns Medicare benefits to 2 organizations: Tennessee Maternal-Fetal Medicine LLC (Nashville, TN) and Pediatrix Medical Group Ambulatory Services Of Tn, PLLC (Sunrise, FL). 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 Harold Collins's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Harold Collins accept?
Health plans from BlueCross BlueShield of Tennessee, Cigna Healthcare and Oscar Insurance Company list Harold Collins 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.
When was this NPI record last updated?
The NPPES record for Harold Collins was last updated on April 9, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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. Harold B Collins, M.D · NPI 1215040837
Specialist provider in Nashville, Tennessee. Individual provider, active in the CMS NPPES registry since August 17, 2006.
## Identity
- **NPI:** 1215040837 (Entity type: Individual)
- **Enumerated:** August 17, 2006
- **Primary specialty:** Specialist · taxonomy 174400000X
- **State license:** 39100 (Tennessee)
- **Sole proprietor:** No
## Practice location
- **Address:** 300 20TH AVE N, SUITE 702, Nashville, TN 37203-2131
- **Phone:** (615) 284-8636 · **Fax:** (615) 284-8637
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): Tennessee Maternal-Fetal Medicine LLC (NPI 1154333086, Nashville, TN); Pediatrix Medical Group Ambulatory Services Of Tn, PLLC (NPI 1063110880, Sunrise, FL) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Tennessee, Hsc, College Of Medicine, class of 1989
## Record status
- **NPPES last updated:** April 9, 2026
- **Other identifiers:** Medicaid 3339913 (TN)
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Source: [NPI Profile](https://npiprofile.com/npi/1215040837) · Data from the CMS NPPES public registry.