CARL A CONSTANTINE M.D.
NPI 1669586293
Internal Medicine in Santa Paula, CA
About Carl A Constantine M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CARL A CONSTANTINE M.D. (NPI 1669586293) is an individual internal medicine provider in Santa Paula, California, licensed in California (G68370) and active in the NPI registry since August 2006. He is enrolled in Medicare PECOS, is affiliated with Mercyone Des Moines Medical Center, and is a graduate of Other (1987).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 3
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
Carl A Constantine 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 Carl Constantine reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Oskaloosa, IA 52577
- Reassigned Medicare billing, Iowa enrollment
- Also billed through NPI 1407869852 (Iowa)
- 111 clinicians in this Medicare group
St Thomas, VI 00802
- Reassigned Medicare billing, U.S. Virgin Islands enrollment
- Medicare enrollment name: Vi Government Hospital And Health Facilities Corp
- 114 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 3
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 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Mercyone Des Moines Medical Center
Acute Care Hospitals · Des Moines, IAMahaska Health Partnership
Critical Access Hospitals · Oskaloosa, IAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 93060 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Reported Quality Measures
Referred Medical Equipment & Supplies CMS DME claims 3
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
Other Providers at the Same Location NPPES 12
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Carl Constantine's NPI number?
The NPI number for Carl Constantine is 1669586293. It was assigned to this individual provider in the NPPES registry on August 19, 2006.
Where is Carl Constantine located?
Carl Constantine practices at 825 N 10th St, Santa Paula, CA 93060. The listed phone number is (805) 647-0880.
What is Carl Constantine's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Carl Constantine enrolled in Medicare?
Yes. Carl Constantine 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 Carl Constantine's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Carl Constantine reassigns Medicare benefits to 2 organizations: Mahaska County Hospital (Oskaloosa, IA) and Vi Government Hospital & Health Facilities Corp (St Thomas, VI). 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 Carl Constantine's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Carl Constantine accept?
Health plans from Wellmark Health Plan of Iowa, Inc. list Carl Constantine 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 Carl Constantine affiliated with any hospitals?
According to CMS data, Carl Constantine is affiliated with Mercyone Des Moines Medical Center and Mahaska Health Partnership.
When was this NPI record last updated?
The NPPES record for Carl Constantine was last updated on April 22, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 years 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.
# Carl A Constantine, M.D. · NPI 1669586293
Internal Medicine physician in Santa Paula, California. Individual provider, active in the CMS NPPES registry since August 19, 2006.
## Identity
- **NPI:** 1669586293 (Entity type: Individual)
- **Enumerated:** August 19, 2006
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** G68370 (California)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 825 N 10TH ST, Santa Paula, CA 93060-1309
- **Phone:** (805) 647-0880
## 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): Mahaska County Hospital (NPI 1356320659, Oskaloosa, IA); Vi Government Hospital & Health Facilities Corp (NPI 1548712409, St Thomas, VI) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1987
## Record status
- **NPPES last updated:** April 22, 2013
- **Other identifiers:** Medicare UPIN E82271 (CA); Medicare PIN WG68370K (CA); Other G68370 (CA)
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Source: [NPI Profile](https://npiprofile.com/npi/1669586293) · Data from the CMS NPPES public registry.