Physician Profile
Unclaimed ProfileAbout MARK
Cassandra Lynne Mark, OD is a healthcare provider in Swampscott, MA specialising in optometry. Cassandra trained at New England College of Optometry, graduating in 2017. Cassandra is also listed as specialising in student in an organized health care education program and optometrist.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Areas of Expertise
Common questions
What kind of doctor is Dr. Mark?
Dr. Mark is an optometry in Swampscott, MA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “OPTOMETRY”.
NPI registry
What is Dr. Mark's address?
Dr. Mark is listed at 423 PARADISE RD, Swampscott, MA 01907. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. Mark?
The number on file is (339) 440-5105. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Mark's NPI number?
Dr. Mark's National Provider Identifier is 1487182010. 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
Where did Dr. Mark train?
Dr. Mark attended New England College of Optometry, graduating in 2017. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Mark been practising?
Dr. Mark has 9 years experience. Calculated from a graduation year of 2017, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Mark perform?
According to Medicare billing data, Dr. Mark the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Mark confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Mark. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (339) 440-5105
- Email not available
Practice Locations
423 PARADISE RD
Swampscott, MA 01907
Procedures Most Often Billed to Medicare
25 services · 23 patients · 1 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
25 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
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Claim this profileRelated providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other optometry specialists at this location 1
Same specialty, same street address — most likely the same department or group.
Trained at New England College of Optometry 8
Other providers in the same specialty who trained at the same institution.
Class of 2017 at New England College of Optometry 8
Providers who graduated from the same medical school in the same year.
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.