Physician Profile
Unclaimed ProfileAbout MARK
Glen Robert Mark, D.C. is a healthcare provider in Riverhead, NY specialising in chiropractic. Glen trained at Life Chiropractic College, graduating in 1993. Glen is also listed as specialising in chiropractor.
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 is Dr. Mark's specialty?
Dr. Mark is a chiropractic in Riverhead, NY. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “CHIROPRACTIC”.
NPI registry
Where can I find Dr. Mark?
Dr. Mark is listed at 633 ROANOKE AVE, Riverhead, NY 11901. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Mark?
The number on file is (631) 727-3795. 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 1669415238. 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
What is Dr. Mark's medical education?
Dr. Mark attended Life Chiropractic College, graduating in 1993. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Mark been practising?
Dr. Mark has 33 years experience. Calculated from a graduation year of 1993, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Mark known for?
According to Medicare billing data, Dr. Mark provides treatments such as chiropractic manipulative treatment, 1-2 spinal regions. 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
- (631) 727-3795
- Email not available
Practice Locations
633 ROANOKE AVE
Riverhead, NY 11901
Procedures Most Often Billed to Medicare
976 services · 78 patients · 1 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Chiropractic manipulative treatment, 1-2 spinal regions | Treatment | 98940 |
976 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other chiropractics at this location 1
Same specialty, same street address — most likely the same department or group.
Also at this address 2
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other chiropractics in Riverhead 2
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at Life Chiropractic College 8
Other providers in the same specialty who trained at the same institution.
Class of 1993 at Life Chiropractic College 8
Providers who graduated from the same medical school in the same year.
Also performs Chiropractic manipulative treatment, 1-2 spinal regions 8
Providers in NY who bill this service to Medicare most often.
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.