Gregory Richard Sims, CRNA
- Medicare patients, 2024
- 308
- Industry payments
- $113
- Affiliated sites
- 1
- Medical groups
- 2
- State licenses
- 2
- Practice address
- 139 Fairfield Drive, Hattiesburg, MS 39402
- Practice phone
- Call (601) 450-2506
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Hattiesburg Surgery Center
Surgery Center - Medicare-Certified · Hattiesburg, Mississippi
Find Gregory Sims' 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.
Gregory Richard Sims is a nurse anesthetist in Hattiesburg, Mississippi
Gregory Sims practices at Hattiesburg Surgery Center in Hattiesburg, Mississippi.
Gregory Sims' NPI, 1669475315, was assigned on May 24, 2005. Gregory Sims holds Mississippi license A810169.
- NPI
- 1669475315NPI Registry (opens in a new tab)
- NPI enumeration date
- May 24, 2005
- NPI status
- Active
- Practice phone
- (601) 450-2506
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Gregory Richard Sims practices at Hattiesburg Surgery Center in Hattiesburg, Mississippi
Gregory Sims' primary practice is Hattiesburg Surgery Center, at 139 Fairfield Drive, Hattiesburg, MS 39402. The practice phone is (601) 450-2506.
- Hattiesburg Surgery Center139 Fairfield Drive, Hattiesburg, MS 39402Phone(601) 450-2506
Source: Dmand AI Affiliation Data
Gregory Richard Sims is affiliated with 1 site of care and 2 medical groups
Gregory Sims' primary practice is Hattiesburg Surgery Center in Hattiesburg, Mississippi. The medical group on file is Southern Anesthesia of Mississippi. Dmand AI also links Gregory Sims to 1 more medical group, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Gregory Richard Sims' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Gregory Sims practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Hattiesburg Surgery Center | Available with a free account |
| +1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Gregory Richard Sims is one of 694 nurse anesthetists in Mississippi
Nurse anesthetist, certified registered is Gregory Sims' primary specialty in the NPI Registry, under taxonomy code 367500000X. Dmand AI has Gregory Sims' licenses on file in 2 states: Mississippi and Tennessee.
Specialties and state licenses
- Certified registered nurse anesthetist, MississippiPrimary
- Registered nurse, Tennessee
Nurse anesthetists near Gregory Sims
Counts of nurse anesthetists 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
Gregory Richard Sims treated 308 Medicare patients in 2024, average age 74
CMS counts 308 Medicare patients who saw Gregory Sims in 2024. The largest group is 65 to 74, with 145 patients. 75% of them have high blood pressure, and 72% have high cholesterol. 7% are also on Medicaid. Their average risk score is 1.02, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Gregory Sims' median patient age at 65, with 41% women.
Gregory Sims' Medicare patients by age, 2024
Gregory Sims' Medicare patients by sex, 2024
- Women11838%
- Men19062%
Chronic conditions among Gregory Sims' Medicare patients, 2024
- High blood pressure75%
- High cholesterol72%
- Arthritis60%
- Diabetes37%
- Ischemic heart disease37%
- Cancer31%
- Anxiety26%
- Mood disorders21%
Share of Medicare patients with each condition. A patient can have several.
Gregory Sims' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 65
Patient panel by sex, all payers
- Women41%
- Men59%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Gregory Richard Sims received $113 in industry payments in 2025
CMS Open Payments shows 6 general payments to Gregory Sims from 5 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Bayer HealthCare Pharmaceuticals Inc. paid the most, $38.
Companies that paid Gregory Sims the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Gregory Richard Sims'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) |
| 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 Gregory Richard Sims
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Gregory Richard Sims' NPI number?
Gregory Richard Sims' NPI number is 1669475315. It was assigned on May 24, 2005, and it is active in the NPI Registry.
What does Gregory Richard Sims specialize in?
Gregory Richard Sims is a nurse anesthetist in Hattiesburg, Mississippi. The primary specialty in the NPI Registry is Certified Registered Nurse Anesthetist (taxonomy code 367500000X).
Where does Gregory Richard Sims practice?
Gregory Sims practices at 139 Fairfield Drive, Hattiesburg, MS 39402. Gregory Sims' primary practice is Hattiesburg Surgery Center in Hattiesburg, Mississippi. Dmand AI also links Gregory Sims to 1 medical group.
What is Gregory Richard Sims' office phone number?
The practice phone on file for Gregory Sims is (601) 450-2506.
What is Gregory Richard Sims' medical license number?
Gregory Sims holds Mississippi license A810169, one of the licenses on file in 2 states.
Which states has Gregory Richard Sims been licensed in?
Dmand AI has state licenses on file for Gregory Sims in Mississippi and Tennessee.
What medical group is Gregory Richard Sims part of?
Gregory Sims is linked to Southern Anesthesia of Mississippi. Dmand AI links Gregory Sims to 1 more medical group.
How many Medicare patients does Gregory Richard Sims see?
CMS counts 308 Medicare patients who saw Gregory Sims in 2024, with an average age of 74.
Has Gregory Richard Sims received payments from drug or device companies?
CMS Open Payments shows $113 in general payments to Gregory Sims from 5 companies from 2025 to 2025. The largest total came from Bayer HealthCare Pharmaceuticals Inc.
How long has Gregory Richard Sims been practicing?
Gregory Sims' NPI was assigned in 2005.
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