Are you Gregory J. Simpson, O.D.? This profile is yours to edit: update your address, phone, photo and services.
Edit this profileBased in Bullhead City, AZ, Gregory J. Simpson, O.D. is listed in the NPI registry under optometry. Gregory graduated from Illinois College of Optometry at Chicago in 2005. Gregory is also listed as specializing in optometrist. According to Medicare claims data, Gregory cared for 840 Medicare patients across 1,005 services. The services billed most often include established patient complete exam of visual system, established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, and imaging of retina. NPI 1912922378 identifies this record in the national registry.
Factual summary compiled by Guide.md from public records; not written by this provider.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
1800 HWAY 95
Bullhead City, AZ 86442
3953 N Stockton Hill Rd
Kingman, AZ 86409
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.
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Most searched procedures
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1,005 services · 840 patients · 12 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Established patient complete exam of visual system | Treatment | 92014 |
245 | More often than most peers in Optometry |
| Imaging of retina | Treatment | 92134 |
133 | More often than most peers in Optometry |
| Imaging of optic nerve | Treatment | 92133 |
92 | More often than most peers in Optometry |
| Exam of visual field with extended testing | Treatment | 92083 |
78 | More often than most peers in Optometry |
| New patient complete exam of visual system | Treatment | 92004 |
75 | More often than most peers in Optometry |
| Photography of the retina | Treatment | 92250 |
42 | As often as other peers in Optometry |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
150 | More often than most peers in Optometry |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
73 | More often than most peers in Optometry |
| Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more | Office visit | 99212 |
70 | More often than most peers in Optometry |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
20 | As often as other peers in Optometry |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Gregory J. Simpson is an optometry in Bullhead City, AZ. That is the designation recorded for this NPI in the federal registry.
NPI registry
Gregory J. Simpson is listed at 1800 Hway 95, Bullhead City, AZ 86442. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (928) 763-8443. Contact the office directly to confirm availability and scheduling.
NPI registry
Gregory J. Simpson's National Provider Identifier is 1912922378. 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
Gregory J. Simpson attended Illinois College of Optometry at Chicago, graduating in 2005. This comes from the CMS National Downloadable File.
CMS public data
Gregory J. Simpson has 21 years experience. Calculated from a graduation year of 2005, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Gregory J. Simpson provides treatments such as established patient complete exam of visual system and imaging of retina, 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 Gregory J. Simpson. If this is you, claiming it is free.
Guide.md
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