THE RETINA INSITUTE
NPI 1033264361
Ophthalmology in St Petersburg, FL

Q: What is Orion T. Ayer Jr. MD PA's NPI number?

The NPI number for Orion T. Ayer Jr. MD PA is 1033264361. It was assigned to this organization in the NPPES registry on January 25, 2007. The provider is doing business as The Retina Insitute.

Q: What is Orion T. Ayer Jr. MD PA's specialty?

The primary specialty registered for this NPI is Ophthalmology with taxonomy code 207W00000X.

Active since January 25, 2007

1955 1ST AVE N, ST PETERSBURG, FL 33713(727) 894-3937(727) 821-0771 Get Directions Write a Review

NPPES record last updated: March 7, 2008. Verified against the NPPES registry weekly; last sync: October 18, 2026.

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About The Retina Insitute NPPES

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

THE RETINA INSITUTE (NPI 1033264361) is a healthcare organization registered as an ophthalmology in St Petersburg, Florida and active in the NPI registry since January 2007. The organization lists Cynthia B Timbalopez, Office Manager, as its authorized official.

NPPES Registry Identity

NPI1033264361

Entity TypeOrganization

Primary Taxonomy207W00000X

Legal Business NameORION T. AYER JR. MD PA

Location Address1955 1ST AVE NSt Petersburg, FL 33713-8941

Mailing AddressPo Drawer 16007St. Petersburg, FL 33733 · (727) 894-3937 · Fax (727) 821-0771

Phone(727) 894-3937

Fax(727) 821-0771

Organization SubpartNo

Authorized OfficialCynthia B TimbalopezOffice Manager · (727) 894-3937

Enumeration DateJanuary 25, 2007

Last NPPES UpdateMarch 7, 2008

✔ NPI 1033264361 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOphthalmologyAllopathic & Osteopathic Physicians

Taxonomy Code207W00000X

License✔ Licensed in FL · ME0034930

Definition

An ophthalmologist has the knowledge and professional skills needed to provide comprehensive eye and vision care. Ophthalmologists are medically trained to diagnose, monitor and medically or surgically treat all ocular and visual disorders. This includes problems affecting the eye and its component structures, the eyelids, the orbit and the visual pathways. In so doing, an ophthalmologist prescribes vision services, including glasses and contact lenses.

1955 1ST AVE N, St Petersburg, FL 33713

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Other Names 1

Doing Business AsThe Retina Insitute

Other Identifiers 1

Medicare PINK4078FL

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 MULTIPLE SINGLE SPECIALTY GROUP

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Florida Blue (BlueCross BlueShield FL), Florida Blue HMO (a BlueCross BlueShield FL company), Molina Healthcare.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)

The Retina Insitute is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 2 clinicians reassign Medicare billing to The Retina Insitute, which bills Medicare for the services they deliver. Of these, 2 practice at this address. They are listed nearest first.

Clinicians, nearest first (2)

Orion Ayer, M.D.

Ophthalmology

NPI 1093786634

1955 1ST AVE N
St Petersburg, FL 33713

(727) 894-3937

✔ PECOS✔ Accepts MedicareSame address

Soyoung Sung, M.D.

Ophthalmology

NPI 1194786731

1955 1ST AVE N
St Petersburg, FL 33713

(727) 894-3937

✔ PECOSSame address

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

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 Orion T. Ayer Jr. MD PA's NPI number?

The NPI number for Orion T. Ayer Jr. MD PA is 1033264361. It was assigned to this organization in the NPPES registry on January 25, 2007. The provider is doing business as The Retina Insitute.

Where is Orion T. Ayer Jr. MD PA located?

Orion T. Ayer Jr. MD PA is located at 1955 1st Ave N, St Petersburg, FL 33713. The listed phone number is (727) 894-3937.

What is Orion T. Ayer Jr. MD PA's specialty?

The primary specialty registered for this NPI is Ophthalmology with taxonomy code 207W00000X.

Is Orion T. Ayer Jr. MD PA enrolled in Medicare?

Yes. Orion T. Ayer Jr. MD PA is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Orion T. Ayer Jr. MD PA?

According to the CMS Revalidation Reassignment List (October 2026 release), 2 clinicians, all in Ophthalmology, reassign their Medicare billing to Orion T. Ayer Jr. 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. Of these, 2 practice at this address. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does Orion T. Ayer Jr. MD PA accept?

Health plans from Florida Blue (BlueCross BlueShield FL), Florida Blue HMO (a BlueCross BlueShield FL company) and Molina Healthcare list Orion T. Ayer Jr. 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 Orion T. Ayer Jr. MD PA was last updated on March 7, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.