Robert Gregg Rainer, OD
- Medicare patients, 2024
- 328
- Part D claims, 2024
- 56
- Hospital affiliations
- 1
- Industry payments
- $236
- Medical groups
- 3
- Practice address
- 5801 Bremo Rd, Richmond, VA 23226
- Practice phone
- Call (804) 285-2011
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Robert Rainer's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Robert Gregg Rainer is an optometrist in Richmond, Virginia
Robert Rainer practices at Bon Secours St. Mary's Hospital in Richmond, Virginia, part of Bon Secours Mercy Health.
Robert Rainer's NPI, 1164514311, was assigned on September 28, 2006. Robert Rainer graduated from Pennsylvania College of Optometry in 1989. Robert Rainer holds Virginia license 0618000110.
- NPI
- 1164514311NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2062662778
- NPI enumeration date
- September 28, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (804) 285-2011
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 63
- Medical school graduation
- 1989
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Robert Gregg Rainer practices at Bon Secours St. Mary's Hospital in Richmond, Virginia
Robert Rainer's primary practice is Bon Secours St. Mary's Hospital, at 5801 Bremo Rd, Richmond, VA 23226 in Richmond City. The practice phone is (804) 285-2011.
- Bon Secours St. Mary's Hospital5801 Bremo Rd, Richmond, VA 23226 · Richmond CityPhone(804) 285-2011
Source: Dmand AI Affiliation Data
Robert Gregg Rainer is affiliated with 4 sites of care and 3 medical groups
Robert Rainer's primary practice is Bon Secours St. Mary's Hospital in Richmond, Virginia, part of Bon Secours Mercy Health. Dmand AI also links Robert Rainer to 3 group practices and clinics and 3 medical groups, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Robert Gregg Rainer's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Robert Rainer practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Bon Secours St. Mary's Hospital | Available with a free account |
| +3 more sites and 3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Bon Secours Mercy Health and 6.2K+ hospitals, with verified contacts in the same login.
Robert Gregg Rainer is one of 2,487 optometrists in Virginia
Optometrist is Robert Rainer's primary specialty in the NPI Registry, under taxonomy code 152W00000X. Robert Rainer is licensed in Virginia.
Specialties and state licenses
- Optometrist, VirginiaPrimary
Optometrists near Robert Rainer
Counts of optometrists 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
Robert Gregg Rainer treated 328 Medicare patients in 2024, average age 74
CMS counts 328 Medicare patients who saw Robert Rainer in 2024. The largest group is 65 to 74, with 167 patients. 75% of them have high cholesterol, and 61% have high blood pressure. Their average risk score is 0.78, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Robert Rainer's median patient age at 73, with 56% women.
Robert Rainer's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Robert Rainer's Medicare patients by sex, 2024
- Women19459%
- Men13441%
Chronic conditions among Robert Rainer's Medicare patients, 2024
- High cholesterol75%
- High blood pressure61%
- Arthritis40%
- Ischemic heart disease20%
- Diabetes19%
- Cancer18%
- Chronic kidney disease16%
- Anxiety14%
Share of Medicare patients with each condition. A patient can have several.
Robert Rainer's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 73
Patient panel by sex, all payers
- Women56%
- Men43%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Robert Gregg Rainer wrote 56 Medicare Part D claims in 2024
In 2024, Robert Rainer wrote 56 Medicare Part D claims for 27 patients. 68% of them were for generic drugs.
Robert Rainer's Part D claims by kind of drug, 2024
- Generic38 claims68%
- Brand-name18 claims32%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
Robert Gregg Rainer ranks in the 42nd percentile for cataract surgery in Medicare
Robert Rainer accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 18 procedures of cataract surgery by Robert Rainer, more than 42% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Robert Rainer ranks in Medicare procedure volume
- Cataract surgery
- 42nd percentile18 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)
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Robert Gregg Rainer received $236 in industry payments in 2025
CMS Open Payments shows 3 general payments to Robert Rainer from 2 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Bausch & Lomb Americas Inc. paid the most, $215.
Companies that paid Robert Rainer the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Robert Gregg Rainer graduated from Pennsylvania College of Optometry
Robert Rainer graduated from Pennsylvania College of Optometry in 1989.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Robert Gregg Rainer'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 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 (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) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| 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 Robert Gregg Rainer
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Robert Gregg Rainer's NPI number?
Robert Gregg Rainer's NPI number is 1164514311. It was assigned on September 28, 2006, and it is active in the NPI Registry.
What does Robert Gregg Rainer specialize in?
Robert Gregg Rainer is an optometrist in Richmond, Virginia. The primary specialty in the NPI Registry is Optometrist (taxonomy code 152W00000X).
Where does Robert Gregg Rainer practice?
Robert Rainer practices at 5801 Bremo Rd, Richmond, VA 23226. Robert Rainer's primary practice is Bon Secours St. Mary's Hospital in Richmond, Virginia, part of Bon Secours Mercy Health. Dmand AI also links Robert Rainer to 3 group practices and clinics and 3 medical groups.
What is Robert Gregg Rainer's office phone number?
The practice phone on file for Robert Rainer is (804) 285-2011.
What is Robert Gregg Rainer's medical license number?
Robert Rainer holds Virginia license 0618000110.
Which hospitals is Robert Gregg Rainer affiliated with?
Robert Rainer practices at Bon Secours St. Mary's Hospital in Richmond, Virginia.
Does Robert Gregg Rainer accept Medicare?
Yes. CMS lists Robert Rainer as accepting Medicare assignment.
How many Medicare patients does Robert Gregg Rainer see?
CMS counts 328 Medicare patients who saw Robert Rainer in 2024, with an average age of 74.
Where did Robert Gregg Rainer go to medical school?
Robert Rainer graduated from Pennsylvania College of Optometry in 1989.
Has Robert Gregg Rainer received payments from drug or device companies?
CMS Open Payments shows $236 in general payments to Robert Rainer from 2 companies from 2025 to 2025. The largest total came from Bausch & Lomb Americas Inc.
How long has Robert Gregg Rainer been practicing?
Robert Rainer graduated from medical school in 1989, 37 years ago.
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