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SIVA MD PA
NPI 1003912338
Internal Medicine in Ocala, FL

Active since September 15, 2006CLIA 10D1059147 · Accreditation
2845 SE 3RD CT, OCALA, FL 34471(352) 369-5300(352) 369-5309 Get Directions Write a Review

NPPES record last updated: October 14, 2010. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Siva Md Pa NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

SIVA MD PA (NPI 1003912338) is a healthcare organization registered as an internal medicine in Ocala, Florida and active in the NPI registry since September 2006. The organization holds an CLIA Accreditation certificate valid through April 16, 2027 and lists Ratnasabapathy Sivasekaran, Owner, as its authorized official.

NPPES Registry Identity

NPI1003912338
Entity TypeOrganization
Primary Taxonomy207R00000X
Legal Business NameSIVA MD PA
Location Address2845 SE 3RD CTOcala, FL 34471
Mailing Address2845 Se 3rd CtOcala, FL 34471 · (352) 369-5300 · Fax (352) 369-5309
Phone(352) 369-5300
Fax(352) 369-5309
Organization SubpartNo
Authorized OfficialRatnasabapathy SivasekaranOwner · (352) 369-5300
Enumeration DateSeptember 15, 2006
Last NPPES UpdateOctober 14, 2010
✔ NPI 1003912338 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in FL · ME90344
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
2845 SE 3RD CT, Ocala, FL 34471
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Other Identifiers 4

Other000WQFL · Bcbs
Medicare UPINI15504FL
Medicaid270559100FL
Medicare PINU32802FL

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter Health, Ambetter of Alabama, AvMed.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Siva Md Pa is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

5

Medicare enrollment records show 5 clinicians reassign Medicare billing to Siva MD PA, which bills Medicare for the services they deliver. Of these, 2 practice at this address and 3 within 10 miles. They are listed nearest first.

Clinicians, nearest first (5)

Ratnasabapathy Sivasekaran, MD
Internal Medicine
NPI 1114954476
2845 SE 3RD COURT
Ocala, FL 34471
(352) 369-5300
✔ PECOS✔ Accepts MedicareSame address
Jennifer Hardy, RN
Nurse Practitioner
NPI 1972014520
2845 SE 3RD CT
Ocala, FL 34471
(352) 369-5300
✔ PECOS✔ Accepts MedicareSame address
Debbi Croley, ARNP
Nurse Practitioner
NPI 1538544531
1901 SE 18TH AVE SUITE 400
Ocala, FL 34471
(352) 732-8905
✔ PECOS✔ Accepts Medicare1.3 mi
Stephanie Strobel, AGPNP-C
Nurse Practitioner
NPI 1063882223
20190 SW 75TH ST
Dunnellon, FL 34431
(352) 465-9100
✔ PECOS✔ Accepts Medicare20 mi
James Visintin
Nurse Practitioner
NPI 1316365190
4343 W NEWBERRY RD SUITE 14
Gainesville, FL 32607
(352) 373-4321
✔ PECOS✔ Accepts Medicare37 mi

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Accreditation 10D1059147

Siva MD PA · Ocala, FL
Active · expires Apr 16, 2027
CLIA Number10D1059147
Laboratory TypePhysician Office
Certificate Effective DateApril 17, 2025
Certificate Expiration DateApril 16, 2027
Laboratory DirectorRatnasabapathy Sivasekaran
Laboratory Phone(352) 369-5300
Laboratory LocationSiva MD PA2845 SE 3rd Ct, Ocala, FL 34471
CLIA data matches this NPI record on: Address Name Phone
This is a certificate that is issued to a laboratory on the basis of the laboratory's accreditation by an accreditation organization approved by CMS.

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 Siva MD PA's NPI number?

The NPI number for Siva MD PA is 1003912338. It was assigned to this organization in the NPPES registry on September 15, 2006.

Where is Siva MD PA located?

Siva MD PA is located at 2845 SE 3rd Ct, Ocala, FL 34471. The listed phone number is (352) 369-5300.

What is Siva MD PA's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Siva MD PA enrolled in Medicare?

Yes. Siva MD PA is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Siva MD PA?

According to the CMS Revalidation Reassignment List (October 2026 release), 5 clinicians in 2 Medicare specialties reassign their Medicare billing to Siva MD PA. A 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 the clinician's services. The largest specialties are Nurse Practitioner (4) and Internal Medicine (1). Of these, 2 practice at this address and 3 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Does Siva MD PA hold a CLIA laboratory certificate?

Yes. A Certificate of Accreditation (number 10D1059147) is associated with this NPI, valid through April 16, 2027. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

What insurance does Siva MD PA accept?

Health plans from Ambetter Health, Ambetter of Alabama and AvMed list Siva MD PA 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 Siva MD PA was last updated on October 14, 2010. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.