Carter Graham Holland, PA-C
- Medicare patients, 2024
- 573
- Part D claims, 2024
- 816
- Hospital affiliations
- 4
- Industry payments
- $52
- Medical groups
- 2
- Practice address
- 3688 Veterans Memorial Highway, Ste 100, Hattiesburg, MS 39401
- Practice phone
- Call (601) 554-7525
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Southern Surgery Center - Hattiesburg
Surgery Center - Medicare-Certified · Hattiesburg, Mississippi
Find Carter Holland'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.
Carter Graham Holland is a physician assistant in Hattiesburg, Mississippi
Carter Holland practices at Southern Surgery Center - Hattiesburg in Hattiesburg, Mississippi.
Carter Holland's NPI, 1649735135, was assigned on February 8, 2019. Carter Holland holds Mississippi license PA00414.
- NPI
- 1649735135NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7517209588
- NPI enumeration date
- February 8, 2019
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (601) 554-7525
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 34
- Medical school graduation
- 2018
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Carter Graham Holland practices at Southern Surgery Center - Hattiesburg in Hattiesburg, Mississippi
Carter Holland's primary practice is Southern Surgery Center - Hattiesburg, at 3688 Veterans Memorial Highway, Ste 100, Hattiesburg, MS 39401. The practice phone is (601) 554-7525.
- Southern Surgery Center - Hattiesburg3688 Veterans Memorial Highway, Ste 100, Hattiesburg, MS 39401Phone(601) 554-7525
Source: Dmand AI Affiliation Data
Carter Graham Holland is affiliated with 6 sites of care and 2 medical groups
Carter Holland's primary practice is Southern Surgery Center - Hattiesburg in Hattiesburg, Mississippi. Carter Holland is also affiliated with Forrest General Hospital. The medical group on file is Southern Bone & Joint Specialists, P.A. Dmand AI also links Carter Holland to 3 more hospitals, 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 Carter Graham Holland's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Carter Holland practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Southern Surgery Center - Hattiesburg | Available with a free account |
| +5 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Carter Graham Holland is one of 305 physician assistants in Mississippi
Physician assistant is Carter Holland's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Carter Holland is licensed in Mississippi.
Specialties and state licenses
- Physician assistant, MississippiPrimary
Physician assistants near Carter Holland
Counts of physician assistants 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
Carter Graham Holland treated 573 Medicare patients in 2024, average age 72
CMS counts 573 Medicare patients who saw Carter Holland in 2024. The largest group is 65 to 74, with 287 patients. 75% of them have high blood pressure, and 74% have arthritis. 12% are also on Medicaid. Their average risk score is 1.13, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Carter Holland's median patient age at 64, with 69% women.
Carter Holland's Medicare patients by age, 2024
Carter Holland's Medicare patients by sex, 2024
- Women36263%
- Men21137%
Chronic conditions among Carter Holland's Medicare patients, 2024
- High blood pressure75%
- Arthritis74%
- High cholesterol74%
- Ischemic heart disease38%
- Mood disorders32%
- Anxiety31%
- Depression31%
- Diabetes28%
Share of Medicare patients with each condition. A patient can have several.
Carter Holland's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 64
Patient panel by sex, all payers
- Women69%
- Men31%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Carter Graham Holland wrote 816 Medicare Part D claims in 2024
In 2024, Carter Holland wrote 816 Medicare Part D claims for 383 patients. 100% of them were for generic drugs.
Carter Holland's Part D claims by kind of drug, 2024
- Generic812 claims100%
- Brand-name and other4 claims0%
Drug classes CMS tracks in Carter Holland's Part D claims, 2024
- Opioids30%247 of 816 claims
- Antibiotics4%33 of 816 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Carter Graham Holland takes part in Medicare
Carter Holland accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Carter Graham Holland received $52 in industry payments in 2025
CMS Open Payments shows 3 general payments to Carter Holland from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Vertex Pharmaceuticals Incorporated paid the most, $52.
Companies that paid Carter Holland 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 Carter Graham Holland'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) |
| 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 Carter Graham Holland
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Carter Graham Holland's NPI number?
Carter Graham Holland's NPI number is 1649735135. It was assigned on February 8, 2019, and it is active in the NPI Registry.
What does Carter Graham Holland specialize in?
Carter Graham Holland is a physician assistant in Hattiesburg, Mississippi. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Carter Graham Holland practice?
Carter Holland practices at 3688 Veterans Memorial Highway, Ste 100, Hattiesburg, MS 39401. Carter Holland's primary practice is Southern Surgery Center - Hattiesburg in Hattiesburg, Mississippi. Dmand AI also links Carter Holland to 3 hospitals, 1 group practice or clinic and 1 medical group.
What is Carter Graham Holland's office phone number?
The practice phone on file for Carter Holland is (601) 554-7525.
What is Carter Graham Holland's medical license number?
Carter Holland holds Mississippi license PA00414.
Which hospitals is Carter Graham Holland affiliated with?
Carter Holland is affiliated with Forrest General Hospital. Dmand AI links Carter Holland to 3 more hospitals.
What medical group is Carter Graham Holland part of?
Carter Holland is linked to Southern Bone & Joint Specialists, P.A. Dmand AI links Carter Holland to 1 more medical group.
Does Carter Graham Holland accept Medicare?
Yes. CMS lists Carter Holland as accepting Medicare assignment.
How many Medicare patients does Carter Graham Holland see?
CMS counts 573 Medicare patients who saw Carter Holland in 2024, with an average age of 72.
Has Carter Graham Holland received payments from drug or device companies?
CMS Open Payments shows $52 in general payments to Carter Holland from 1 company from 2025 to 2025. The largest total came from Vertex Pharmaceuticals Incorporated.
How long has Carter Graham Holland been practicing?
Carter Holland graduated from medical school in 2018, 8 years ago.
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