NPPES file of Aug 9, 2026

Christopher Lee Walker, MD

Internal Medicine Physician · Hilton Head Island, SC

Christopher Lee Walker, MD is an internal medicine physician with a practice address in Hilton Head Island, South Carolina, and NPI 1114230323, issued on Jul 16, 2010. Check the license (South Carolina 32988, as entered in NPPES) on the South Carolina Board of Medical Examiners; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1114230323
Name
Christopher Lee Walker
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License numbers
32988 SC
LL32988 SC
036.167473 IL
75406 MN
Self-reported in NPPES; status is on the state search
Practice location
20 Paddocks Blvd, Hilton Head Island, SC 29926
Phone
(706) 614-9056
Enumerated
Jul 16, 2010
Record last updated
Jan 20, 2026
Medicare enrollment
Enrolled (PECOS I20130917000206); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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8 nearest internal medicine physician records → All 1,881 in South Carolina → Look up another NPI →

Verify Christopher Lee Walker in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersSouth Carolina Board of Medical Examiners
    Search for license 32988    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the South Carolina license search

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87% fewer Medicare Part D claims than the average internal medicine physician in 2024

402 Medicare Part D claims for 159 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.

  1. Christopher Walker402
  2. Specialty average3,176

Most prescribed

  1. Cefdinir21 claims
  2. Eliquis20 claims
  3. Metoprolol Tartrate17 claims
  4. Amlodipine Besylate16 claims
  5. Atorvastatin Calcium16 claims
  6. Clopidogrel14 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

5 hospitals and group practices

  1. Grand Itasca Clinic And HospitalGrand Rapids, MN · Acute Care Hospitals4 of 5 stars
  2. Range Regional Health ServicesHibbing, MN · Acute Care Hospitals4 of 5 stars
  3. Fairview Health ServicesMinneapolis, MN
  4. Hilton Head Regional Physician Group LLCBluffton, SC
  5. SC House Calls IncWest Columbia, SC

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Christopher Lee Walker among 1,881 internal medicine physician records in South Carolina

Christopher Lee Walker, MD is one of 1,881 internal medicine physician records with a practice address in South Carolina. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 51% of them.

  • NPI issued2010 · 51% of these records are older, 47% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 60% of these records are
  • Graduated2009 · median 2006 among the 1,119 with a school on file
  • Record last updated2026 · 46% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a South Carolina practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

21 internal medicine physician records list a practice address in Hilton Head Island

They are 21 of the 500 NPPES records with a practice address in Hilton Head Island, and 1,881 internal medicine physician records in South Carolina.

All 1,881 in South Carolina → Every provider in Hilton Head Island → Internal Medicine Physician nationwide →

The 8 internal medicine physician records with the nearest ZIP codes

  1. Andrew Binamira, MDHilton Head Island, SC 299261952301939
  2. Carlos Cordero, M.D.Hilton Head Island, SC 299261952350530
  3. John Flannery, M.D.Hilton Head Island, SC 299261134164197
  4. Walter Gasser, MDHilton Head Island, SC 299261366471138
  5. James Gigante, MDHilton Head Island, SC 299261750316436
  6. Randy Lagoc-Dingus, MDHilton Head Island, SC 299261215987466
  7. Thomas Lenns, M.D.Hilton Head Island, SC 299261780778555
  8. Paul Long, M.D.Hilton Head Island, SC 299261982798849

Common questions

What is Christopher Lee Walker, MD's NPI number?

Christopher Lee Walker, MD's National Provider Identifier (NPI) is 1114230323, issued on Jul 16, 2010. An NPI identifies a provider in billing; it is not a license.

Where is Christopher Lee Walker, MD located?

The NPPES record lists a practice address at 20 Paddocks Blvd, Hilton Head Island, SC, 29926. Phone: (706) 614-9056. Providers update this record themselves, so call before visiting.

How can I verify Christopher Lee Walker, MD's license?

NPPES lists South Carolina license number 32988, as entered by the provider. Search the South Carolina Board of Medical Examiners at https://verify.llronline.com/LicLookup/Med/Med.aspx?div=22. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Christopher Lee Walker, MD prescribe under Medicare Part D?

In 2024, Christopher Lee Walker, MD had 402 Medicare Part D claims for 159 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.