Mavis M. Gappy
- Medicare services, 2024
- 153
- Medicare patients, 2024
- 80
- Part D claims, 2024
- 480
- Hospital affiliations
- 2
- Industry payments
- $1,066
- Practice address
- 44201 Dequindre Road, Troy, MI 48085
- Practice phone
- Call (248) 964-8800
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Mavis Gappy's professional email, personal email and mobile number
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Mavis M. Gappy is an ophthalmologist in Troy, Michigan
Mavis Gappy practices at Corewell Health Beaumont Troy Hospital in Troy, Michigan, part of Corewell Health.
Mavis Gappy's NPI, 1376171322, was assigned on March 27, 2020. Mavis Gappy holds Michigan license 4301512020.
- NPI
- 1376171322NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4385180793
- NPI enumeration date
- March 27, 2020
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (248) 964-8800
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 32
- Medical school graduation
- 2020
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Mavis M. Gappy practices at Corewell Health Beaumont Troy Hospital in Troy, Michigan
Mavis Gappy's primary practice is Corewell Health Beaumont Troy Hospital, at 44201 Dequindre Road, Troy, MI 48085 in Oakland County. The practice phone is (248) 964-8800.
- Corewell Health Beaumont Troy Hospital44201 Dequindre Road, Troy, MI 48085 · Oakland CountyPhone(248) 964-8800
Source: Dmand AI Affiliation Data
Mavis M. Gappy is affiliated with 4 sites of care and 1 medical group
Mavis Gappy's primary practice is Corewell Health Beaumont Troy Hospital in Troy, Michigan, part of Corewell Health. Mavis Gappy is also affiliated with Straith Hospital for Special Surgery. Dmand AI also links Mavis Gappy to 1 more physician office, 1 group practice or clinic and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Mavis M. Gappy's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Mavis Gappy practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Corewell Health Beaumont Troy Hospital | Available with a free account |
| +3 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
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Mavis M. Gappy is one of 653 ophthalmologists in Michigan
Ophthalmology is Mavis Gappy's primary specialty in the NPI Registry, under taxonomy code 207W00000X. Mavis Gappy is licensed in Michigan.
Specialties and state licenses
- Ophthalmology, MichiganPrimary
Ophthalmologists near Mavis Gappy
Counts of ophthalmologists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Mavis M. Gappy billed Medicare for 153 services in 2024
CMS data shows 153 Medicare services from Mavis Gappy across 6 procedure codes in 2024, for 80 Medicare patients. Medicare paid $10,389 for them. Every service was in an office.
Mavis Gappy compared with the Michigan median for ophthalmologists, 2024
- Mavis Gappy
- Michigan median
- Medicare services
- 153vs 1,08086% below
- Medicare patients
- 80vs 40480% below
- Part D claims
- 423vs 68839% below
Medians across 670 ophthalmologists in Michigan with Dmand AI profiles that report each measure.
Mavis Gappy's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Mavis M. Gappy treated 80 Medicare patients in 2024, average age 74
CMS counts 80 Medicare patients who saw Mavis Gappy in 2024. The largest group is 65 to 74, with 34 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 51% are also on Medicaid. Their average risk score is 1.18, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Mavis Gappy's median patient age at 63, with 48% women.
Mavis Gappy's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Mavis Gappy's Medicare patients by sex, 2024
- Women4556%
- Men3544%
Chronic conditions among Mavis Gappy's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Diabetes54%
- Arthritis49%
- Ischemic heart disease39%
- Chronic kidney disease25%
- Heart failure20%
- Atrial fibrillation19%
Share of Medicare patients with each condition. A patient can have several.
Mavis Gappy's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 63
Patient panel by sex, all payers
- Women48%
- Men51%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Mavis M. Gappy wrote 480 Medicare Part D claims in 2024
In 2024, Mavis Gappy wrote 480 Medicare Part D claims for 117 patients. 83% of them were for generic drugs. CMS names the drug for 423 of them, across 8 drugs with 11 or more claims each, at $13,673 in total drug cost. In 2023, CMS named 410 claims across 8 drugs.
Mavis Gappy's Part D claims by kind of drug, 2024
- Generic398 claims83%
- Brand-name and other82 claims17%
Mavis Gappy's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 4102024: 4233%
Drugs named by CMS: 8 in 2024, 8 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
Mavis M. Gappy ranks in the 41st percentile for cataract surgery in Medicare
Mavis Gappy accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 17 procedures of cataract surgery by Mavis Gappy, more than 41% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Mavis Gappy ranks in Medicare procedure volume
- Cataract surgery
- 41st percentile17 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Mavis M. Gappy received $1,066 in industry payments from 2023 to 2025
CMS Open Payments shows 18 general payments to Mavis Gappy from 6 drug and device companies from 2023 to 2025. Food and beverage make up the largest share, 100% of the total. Alcon Laboratories Inc paid the most, $524.
General payments to Mavis Gappy by program year, 2023 to 2025
Companies that paid Mavis Gappy the most, 2023 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Mavis M. Gappy's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Mavis M. Gappy
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Mavis M. Gappy's NPI number?
Mavis M. Gappy's NPI number is 1376171322. It was assigned on March 27, 2020, and it is active in the NPI Registry.
What does Mavis M. Gappy specialize in?
Mavis M. Gappy is an ophthalmologist in Troy, Michigan. The primary specialty in the NPI Registry is Ophthalmology Physician (taxonomy code 207W00000X).
Where does Mavis M. Gappy practice?
Mavis Gappy practices at 44201 Dequindre Road, Troy, MI 48085. Mavis Gappy's primary practice is Corewell Health Beaumont Troy Hospital in Troy, Michigan, part of Corewell Health. Dmand AI also links Mavis Gappy to 1 physician office, 1 group practice or clinic and 1 medical group.
What is Mavis M. Gappy's office phone number?
The practice phone on file for Mavis Gappy is (248) 964-8800.
What is Mavis M. Gappy's medical license number?
Mavis Gappy holds Michigan license 4301512020.
Which hospitals is Mavis M. Gappy affiliated with?
Mavis Gappy practices at Corewell Health Beaumont Troy Hospital in Troy, Michigan. Mavis Gappy is also affiliated with Straith Hospital for Special Surgery.
Does Mavis M. Gappy accept Medicare?
Yes. CMS data shows Mavis Gappy billed Medicare for 153 services in 2024, and Mavis Gappy accepts Medicare assignment.
How many Medicare patients does Mavis M. Gappy see?
CMS counts 80 Medicare patients who saw Mavis Gappy in 2024, with an average age of 74.
What services does Mavis M. Gappy bill to Medicare?
In 2024, Mavis Gappy's most billed Medicare services were eye exam or test (92014), eye exam or test (92134) and eye exam or test (92012).
What drugs does Mavis M. Gappy prescribe most?
In 2024 Medicare Part D data, Mavis Gappy's most prescribed drugs by claims were Latanoprost, Dorzolamide-Timolol and Brimonidine Tartrate.
Has Mavis M. Gappy received payments from drug or device companies?
CMS Open Payments shows $1,066 in general payments to Mavis Gappy from 6 companies from 2023 to 2025. The largest total came from Alcon Laboratories Inc.
How long has Mavis M. Gappy been practicing?
Mavis Gappy graduated from medical school in 2020, 6 years ago.
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