Physician Profile
Unclaimed ProfileAbout APPY
Based in Arcata, CA, Marcus Henri Appy, O.D. is listed in the NPI registry under optometry. Marcus graduated from Pacific University - College of Optometry in 2009. Marcus is also listed as specialising in 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 is Dr. Appy's specialty?
Dr. Appy is an optometry in Arcata, CA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “OPTOMETRY”.
NPI registry
Where can I find Dr. Appy?
Dr. Appy is listed at 851 BAYSIDE RD, Arcata, CA 95521. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Appy?
The number on file is (707) 822-7641. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Appy's NPI number?
Dr. Appy's National Provider Identifier is 1144453002. 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. Appy's medical education?
Dr. Appy attended Pacific University - College of Optometry, graduating in 2009. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Appy been practising?
Dr. Appy has 17 years experience. Calculated from a graduation year of 2009, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Appy known for?
According to Medicare billing data, Dr. Appy performs imaging including ultrasound scan of cornea to determine thickness; 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
Has Dr. Appy confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Appy. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (707) 822-7641
- Email not available
Practice Locations
851 BAYSIDE RD
Arcata, CA 95521
Procedures Most Often Billed to Medicare
2,815 services · 2,567 patients · 10 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Ultrasound scan of cornea to determine thickness | Imaging | 76514 |
27 |
| Photography of the retina | Treatment | 92250 |
920 |
| Established patient complete exam of visual system | Treatment | 92014 |
874 |
| Imaging of optic nerve | Treatment | 92133 |
158 |
| Exam of visual field with extended testing | Treatment | 92083 |
144 |
| New patient complete exam of visual system | Treatment | 92004 |
136 |
| Imaging of retina | Treatment | 92134 |
55 |
| Photography of content of eyes | Treatment | 92285 |
33 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
393 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
75 |
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 optometry specialists 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.
More connections — 24 related providers in 3 groups
Trained at Pacific University - College of Optometry 8
Other providers in the same specialty who trained at the same institution.
Class of 2009 at Pacific University - College of Optometry 8
Providers who graduated from the same medical school in the same year.
Also performs Ultrasound scan of cornea to determine thickness 8
Providers in CA 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.