Clin Immunol
B-LymphocytesCD4-Positive T-LymphocytesCD8-Positive T-Lymphocytes
Dr. Mark Little, MD
NPI1689637480
- Medicare services, 2021
- 39
- Part D claims, 2022
- 1,983
- Publications
- 129
- Industry payments
- $124
- Affiliated sites
- 1
- Practice address
- 102 Harth Pl, Summerville, SC 29485-8107
- Practice phone
- Call (843) 832-6425
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Dorchester Medical Associates
Physician office · Summerville, South Carolina
Find Dr. Little's professional email, personal email and mobile number
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Dr. Mark Little is a family medicine physician in Newberry, South Carolina
Dr. Little practices at Dorchester Medical Associates in Summerville, South Carolina.
Dr. Little's NPI, 1689637480, was assigned on April 11, 2006. Dr. Little graduated from Medical University of South Carolina College of Medicine in 2001. Dr. Little holds South Carolina license 23530.
NPI and contact details
- NPI
- 1689637480NPI Registry (opens in a new tab)
- NPI enumeration date
- April 11, 2006
- NPI status
- Active
- Practice phone
- (843) 832-6425
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 51
- Medical school graduation
- 2001
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Mark Little practices in Summerville and Newberry
Dr. Little's primary practice is Dorchester Medical Associates, at 102 Harth Pl, Summerville, SC 29485-8107. The practice phone is (843) 832-6425. The NPI Registry lists Dr. Little's practice address as 2605 Kinard St Ste 200, Newberry, SC 29108-2965.
- Dorchester Medical AssociatesPrimary102 Harth Pl, Summerville, SC 29485-8107Phone(843) 832-6425
- NPI Registry address2605 Kinard St Ste 200, Newberry, SC 29108-2965Phone(803) 405-1900
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; and Dmand AI Practice Data
Dr. Mark Little is affiliated with 1 site of care
Dr. Little's primary practice is Dorchester Medical Associates in Summerville, South Carolina.
Dorchester Medical AssociatesPrimary
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Mark Little's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Little practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Dorchester Medical Associates | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Mark Little is one of 2,356 family medicine physicians in South Carolina
Family medicine is Dr. Little's primary specialty in the NPI Registry, under taxonomy code 207Q00000X. Dr. Little is licensed in South Carolina.
Specialties and state licenses
- Family medicine, South CarolinaPrimary
Family medicine physicians near Dr. Little
Counts of family medicine physicians 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
Dr. Mark Little billed Medicare for 39 services in 2021
CMS data shows 39 Medicare services from Dr. Little across 2 procedure codes in 2021. Medicare paid $722 for them. Every service was in an office.
Medicare services, 202139
Paid by Medicare$722
Procedure codes2
Dr. Little's Medicare services by type, 2020 to 2021
- 2020
- 2021
- Office and hospital visits
- 2020: 492021: 2549%
- Lab and pathology
- 2020: 262021: 1446%
Dr. Little compared with the South Carolina median for family medicine physicians, 2021
- Dr. Little
- South Carolina median
- Medicare services
- 39vs 74495% below
- Part D claims
- 1,983vs 1,02394% above
Medians across 2,295 family medicine physicians in South Carolina with Dmand AI profiles that report each measure.
Dr. Little's most billed Medicare procedure codes, 2021
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
Dr. Mark Little's patients have a median age of 63
Across all payers, Dmand AI patient panel data puts Dr. Little's median patient age at 63, with 49% women.
Dr. Little'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
- Women49%
- Men47%
Source: Dmand AI Patient Panel Data
Dr. Mark Little wrote 1,983 Medicare Part D claims in 2022
In 2022, Dr. Little wrote 1,983 Medicare Part D claims. They cover 61 drugs, with $92,631 in total drug cost. In 2021, CMS named 3,541 claims across 97 drugs.
Part D claims, 20221,983
Drugs named by CMS61
Total drug cost$92,631
Dr. Little's most prescribed drugs by claims, 2022
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, 2021 to 2022
- 2021
- 2022
- Claims for drugs CMS names
- 2021: 3,5412022: 1,98344%
Drugs named by CMS: 61 in 2022, 97 in 2021.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
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Dr. Mark Little has 129 publications on record
Dmand AI links 129 papers to Dr. Little, published from 2010 to 2025. 2022 was the busiest year, with 13. The most frequent topics are Anti-Neutrophil Cytoplasmic Antibody-Associated Vasculitis, Antibodies, Antineutrophil Cytoplasmic and Kidney. Dr. Little has published most often in Rheumatology (Oxford). Dr. Little's most frequent co-authors are Matthew Dallas Griffin, MB, BCH, Peter A. Merkel, MD, MPH and Peter Joseph Lavin, MD.
Papers129
Years published2010 to 2025
Dr. Little's papers by year, 2016 to 2025
Topics Dr. Little writes about most
- Anti-Neutrophil Cytoplasmic Antibody-Associated Vasculitis
- Antibodies, Antineutrophil Cytoplasmic
- Kidney
- Ireland
- Immunosuppressive Agents
- Glomerulonephritis
- Granulomatosis with Polyangiitis
- Kidney Failure, Chronic
Dr. Little's most frequent co-authors
- Matthew Dallas Griffin, MB, BCH7 shared papers
- Peter A. Merkel, MD, MPH6 shared papers
- Peter Joseph Lavin, MD4 shared papers
Recent publications by Dr. Little
See who Dr. Little researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Little works with, so you can find a warm path to the right family medicine physicians.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Mark Little received $124 in industry payments from 2017 to 2022
CMS Open Payments shows 5 general payments to Dr. Little from 4 drug and device companies from 2017 to 2022. Food and beverage make up the largest share, 100% of the total. Merck Sharp & Dohme Corporation paid the most, $52.
General payments to Dr. Little by program year, 2017 to 2022
Companies that paid Dr. Little the most, 2017 to 2022
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Mark Little graduated from Medical University of South Carolina College of Medicine
Dr. Little graduated from Medical University of South Carolina College of Medicine in 2001.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Mark Little'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Affiliation DataDmand AI Practice Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation 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 Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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 Dr. Mark Little
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Mark Little's NPI number?
Dr. Mark Little's NPI number is 1689637480. It was assigned on April 11, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Mark Little?
Dr. Mark Little is a family medicine physician in Newberry, South Carolina. The primary specialty in the NPI Registry is Family Medicine Physician (taxonomy code 207Q00000X).
Where does Dr. Mark Little practice?
Dr. Little practices at 102 Harth Pl, Summerville, SC 29485-8107. Dr. Little also practices at 2605 Kinard St Ste 200, Newberry, SC 29108-2965. Dr. Little's primary practice is Dorchester Medical Associates in Summerville, South Carolina.
What is Dr. Mark Little's office phone number?
The practice phone on file for Dr. Little is (843) 832-6425.
What is Dr. Mark Little's medical license number?
Dr. Little holds South Carolina license 23530.
Does Dr. Mark Little accept Medicare?
Yes. CMS data shows Dr. Little billed Medicare for 39 services in 2021.
What services does Dr. Mark Little bill to Medicare?
In 2021, Dr. Little's most billed Medicare services were care management and other visits (99442) and lab and pathology test (83036).
Where did Dr. Mark Little go to medical school?
Dr. Little graduated from Medical University of South Carolina College of Medicine in 2001.
What drugs does Dr. Mark Little prescribe most?
In 2022 Medicare Part D data, Dr. Little's most prescribed drugs by claims were Amlodipine Besylate, Albuterol Sulfate Hfa and Omeprazole.
Has Dr. Mark Little received payments from drug or device companies?
CMS Open Payments shows $124 in general payments to Dr. Little from 4 companies from 2017 to 2022. The largest total came from Merck Sharp & Dohme Corporation.
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How long has Dr. Mark Little been practicing?
Dr. Little graduated from medical school in 2001, 25 years ago.
Does Dr. Mark Little do research?
Dmand AI links 129 publications to Dr. Little, published from 2010 to 2025.
Who does Dr. Mark Little publish with?
Dr. Little's most frequent co-authors are Matthew Dallas Griffin, MB, BCH (7 shared papers), Peter A. Merkel, MD, MPH (6 shared papers) and Peter Joseph Lavin, MD (4 shared papers).
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