Provider Profile
Helen J. Zervas, OD is an optometrist practicing in Bristol, CT. Helen trained at University of Houston - College of Optometry, graduating in 1993. According to Medicare claims data, Helen cared for 223 Medicare patients across 285 services. The services billed most often include photography of the retina, established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, and established patient complete exam of visual system.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it — free, and no identity document with a practice or institutional email.
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
780 KING ST
Bristol, CT 06010
Within Optometry generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Most searched conditions
Contact lens issues
Cornea conditions
Corneal issues
Eye conditions
Eye discomfort
Eye diseases
Eye infections
Eye inflammation
Eye injuries
Eye irritation
Eye surface issues
Eyelid conditions
Eyelid issues
Pediatric eye conditions
Pupil issues
Tear duct issues
Vision changes
Most searched procedures
Contact lens exams
Dry eye treatments
Examinations
Eyelid care
Eyelid treatments
General exams
Glasses and eyewear
Imaging & tests
Imaging and scans
Minor procedures
Specialty lenses
Surgical evaluations
Tear duct procedures
Therapy
Urgent care
Vision correction
285 services · 223 patients · 6 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Photography of the retina | Treatment | 92250 |
100 | More often than most peers in Optometrist |
| Established patient complete exam of visual system | Treatment | 92014 |
62 | As often as other peers in Optometrist |
| Exam of visual field with extended testing | Treatment | 92083 |
16 | Less often than most peers in Optometrist |
| Imaging of retina | Treatment | 92134 |
12 | Less often than most peers in Optometrist |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
71 | As often as other peers in Optometrist |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
24 | Less often than most peers in Optometrist |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Dr. Zervas is an optometrist in Bristol, CT. That is the designation recorded for this NPI in the federal registry.
NPI registry
Dr. Zervas is listed at 780 King St, Bristol, CT 06010. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (860) 584-5528. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Dr. Zervas's National Provider Identifier is 1831266576. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Dr. Zervas attended University of Houston - College of Optometry, graduating in 1993. This comes from the CMS National Downloadable File.
CMS public data
Dr. Zervas has 33 years experience. Calculated from a graduation year of 1993, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Dr. Zervas provides treatments such as photography of the retina and established patient complete exam of visual system, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Zervas. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.