NPPES file of Aug 9, 2026

John Perry Davis, MD

Internal Medicine Physician · Charleston, SC

John Perry Davis, MD is an internal medicine physician with a practice address in Charleston, South Carolina, and NPI 1588608483, issued on Jun 15, 2006. Check the license (South Carolina 15341, 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
1588608483
Name
John Perry Davis
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
15341 SC
Self-reported in NPPES; status is on the state search
Practice location
2270 Ashley Crossing Dr, Charleston, SC 29414
Phone
(843) 763-3700
Enumerated
Jun 15, 2006
Record last updated
May 2, 2025
Fax
(843) 763-3714
Medicaid ID
153416 SC
Medicare enrollment
Enrolled (PECOS I20090609000563); accepts Medicare assignment
Medical or professional school
Medical University Of South Carolina College Of Medicine, 1988
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.
Download card Updates feed

Also registered at 2270 Ashley Crossing Dr

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Charles Beischel, MD PHDOphthalmology Physician1417935834
  2. Elizabeth Burns, NPInternal Medicine Physician1083661433
  3. Frederick Dillard, DMDOral and Maxillofacial Surgery (Dentist)1619945433
  4. Katherine Frizelle, M.D.Family Medicine Physician1326209115
  5. Thomas Harper, M.D.Allergy & Immunology Physician1407858996
  6. Cynthia Heldrich, MDPediatrics Physician1841247707

Verify John Perry Davis 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 15341
    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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

Is this page about you? You can ask us to correct, restrict or remove it: how.

3.1 times the Medicare Part D claims of the average internal medicine physician in 2024

9,713 Medicare Part D claims for 694 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims. 66 claims were for opioids.

  1. John Davis9,713
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium582 claims
  2. Amlodipine Besylate446 claims
  3. Rosuvastatin Calcium395 claims
  4. Losartan Potassium320 claims
  5. Metoprolol Succinate292 claims
  6. Omeprazole286 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.

Industry payments in 2024: $362.49

19 payments; by number, the most common kind was food and beverage; the largest payer was Pfizer Inc. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. John Davis$362.49
  2. Specialty average$1,303.06

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Roper Saint Francis Physicians NetworkMoncks Corner, SC

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

John Perry Davis among 1,881 internal medicine physician records in South Carolina

John Perry Davis, 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 2006, is newer than 7% of them.

  • NPI issued2006 · 7% of these records are older, 58% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 60% of these records are
  • Graduated1988 · median 2006 among the 1,119 with a school on file
  • Record last updated2025 · 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).

427 internal medicine physician records list a practice address in Charleston

They are 427 of the 10,840 NPPES records with a practice address in Charleston, and 1,881 internal medicine physician records in South Carolina.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Jeffrey Akhtar, DOCharleston, SC 294141053370841
  2. Elizabeth Burns, NPCharleston, SC 294141083661433
  3. Rhonda Chanson, MDCharleston, SC 294141609828706
  4. William Clare, MDChas, SC 294141861449662
  5. Kelly Clay, M.D.Charleston, SC 294141457327181
  6. Paul Deaton, M.D.Charleston, SC 294141376509315
  7. Timothy Jones, MDCharleston, SC 294141689613101
  8. Laura Kinney, M.D.Charleston, SC 294141386609931

Common questions

What is John Perry Davis, MD's NPI number?

John Perry Davis, MD's National Provider Identifier (NPI) is 1588608483, issued on Jun 15, 2006. An NPI identifies a provider in billing; it is not a license.

Where is John Perry Davis, MD located?

The NPPES record lists a practice address at 2270 Ashley Crossing Dr, Charleston, SC, 29414. Phone: (843) 763-3700. Providers update this record themselves, so call before visiting.

How can I verify John Perry Davis, MD's license?

NPPES lists South Carolina license number 15341, 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 John Perry Davis, MD prescribe under Medicare Part D?

In 2024, John Perry Davis, MD had 9,713 Medicare Part D claims for 694 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.

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.