Dr. Alfred Joseph Cossari Jr.
MD | Pediatric Ophthalmology and Strabismus Specialist | 56+ years Exp
Medicare Enrolled 311 Barnum Avenue, Port Jefferson
New York, 11777
631-928-6400 631-928-2353
Maps & DirectionsDr. Alfred Joseph Cossari Jr. is a Port Jefferson, New York based Pediatric Ophthalmology and Strabismus Specialist with 56 years of experience in Pediatric Ophthalmology and Strabismus Specialist. He completed his graduation from Other in 1970. He accepts the Medicare-approved amount. Patients will not be billed for any more than the Medicare deductible and coinsurance. Active license number of Dr. Alfred Joseph Cossari Jr. is 119075 for Ophthalmology in New York.
Dr. Alfred Joseph Cossari Jr. specializes in pediatric ophthalmology and strabismus management. The subspecialty includes the medical and surgical management of eye disorders found in children. Some of the more common disorders include amblyopia, strabismus, refractive error, cataract and glaucoma. These disorders may be related to neurological and endocrinological diseases, trauma, or aging changes in the extraocular muscles requiring medical, optical and surgical management.
Complete Profile:
Dr. Alfred Joseph Cossari Jr. speciality, credentials, practice address, contact phone number and fax are as below.
Patients can directly walk in or can call on the below given phone number for appointment.
| Specialization: | Pediatric Ophthalmology and Strabismus Specialist |
| Credentials: | MD |
| Experience: | 56+ years |
| Medical School Attended: | Other |
| Graduation Year: | 1970 |
| Gender: | Male |
| Accepts Medicare Assignment: | Yes |
| Practice Address: | 311 Barnum Avenue, Port Jefferson,
New York, 11777 |
| Phone: | 631-928-6400 |
| Fax: | 631-928-2353 |
Professional Identification Codes:
NPI number stands for National Provider Identifier which is a unique 10-digit identification number issued to health care providers in the United States by the Centers for Medicare and Medicaid Services (CMS).
NPI details are as mentioned below.
| PAC ID: | 9638355506 |
| Enrollment ID: | I20110511000424 |
| NPI Number: | 1972607000 |
| NPI Enumeration Date: | 11 Sep, 2006 |
| NPI Last Update On: | 22 Apr, 2020 |
Medical Licenses:
Doctors can have one or more medical licenses for different specialities in the same state or different states. Related medical licenses for Dr. Alfred Joseph Cossari Jr. are as mentioned below.
| License Number | Specialization | State | Status | |
| 119075 | Ophthalmology | New York | Primary | |
| 119075-1 | Pediatric Ophthalmology and Strabismus Specialist | New York | Secondary | |
Other Medical Identifiers:
Other legacy medical identifiers associated with Dr. Alfred Joseph Cossari Jr. such as Medicaid, Medicare PIN, NSC, UPIN etc. are mentioned as below.
| Identifier | Type | State | Issuer |
| 222615 | Medicaid | New York | |
Business Mailing Address:
Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned address.
| Address: | 311 Barnum Avenue,
Port Jefferson, New York |
| Zip: | 11777 |
| Phone Number: | 631-928-6400 |
| Fax Number: | 631-928-2353 |
Patients can reach Dr. Alfred Joseph Cossari Jr. at
311 Barnum Avenue, Port Jefferson, New York or can
call to book an appointment on 631-928-6400.
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** Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 13 July, 2026.