NPPES file of Aug 9, 2026

Harrison Reed Davis, MD

Internal Medicine Physician · Oxford, MS

Harrison Reed Davis, MD is an internal medicine physician with a practice address in Oxford, Mississippi, and NPI 1992266076, issued on Mar 29, 2019. Check the license (Mississippi 30004, as entered in NPPES) on the Mississippi State Board of Medical Licensure; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1992266076
Name
Harrison Reed Davis
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
30004 MS
Self-reported in NPPES; status is on the state search
Practice location
81 ED Perry Blvd Ste 107, Oxford, MS 38655
Phone
(662) 636-5290
Enumerated
Mar 29, 2019
Record last updated
Jul 1, 2022
Fax
(662) 636-1706
Medicare enrollment
Enrolled (PECOS I20220708000048); accepts Medicare assignment
Medical or professional school
University Of Mississippi School Of Medicine, 2019
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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Also registered at 81 ED Perry Blvd Ste 107

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

  1. Ana-Maria Benefield, MDFamily Medicine Physician1083118277
  2. Johnny Green, DOInternal Medicine Physician1851979983
  3. Odalys Lara Garcia, MDInternal Medicine Physician1669958799
  4. Damian Mercier, MDInternal Medicine Physician1396364519
  5. Andrew Whittington, D.O.Internal Medicine Physician1427406362

Verify Harrison Reed Davis in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMississippi State Board of Medical Licensure
    Search for license 30004
    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 Mississippi 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.

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44% fewer Medicare Part D claims than the average internal medicine physician in 2024

1,763 Medicare Part D claims for 251 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 56 claims were for opioids.

  1. Harrison Davis1,763
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium79 claims
  2. Rosuvastatin Calcium77 claims
  3. Gabapentin67 claims
  4. Losartan Potassium66 claims
  5. Amlodipine Besylate57 claims
  6. Levothyroxine Sodium52 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.

The practice group's MIPS final score for 2023 (Medicare payment program): 76.5 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score70.5
  2. Costout of 100 · 30%66.2
  3. Promoting interoperabilityout of 100 · 25%82.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $209.21

10 payments; by number, the most common kind was food and beverage; the largest payer was Boehringer Ingelheim Pharmaceuticals, 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. Harrison Davis$209.21
  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. Baptist Memorial Medical Group, Inc.Columbus, MS

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

Harrison Reed Davis among 972 internal medicine physician records in Mississippi

Harrison Reed Davis, MD is one of 972 internal medicine physician records with a practice address in Mississippi. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 68% of them.

  • NPI issued2019 · 68% of these records are older, 28% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 60% of these records are
  • Graduated2019 · median 2008 among the 585 with a school on file
  • Record last updated2022 · 52% 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 Mississippi practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

22 internal medicine physician records list a practice address in Oxford

They are 22 of the 1,418 NPPES records with a practice address in Oxford, and 972 internal medicine physician records in Mississippi.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Ala Alkofahi, MDOxford, MS 386551487148987
  2. Jeffrey Dennis, MDOxford, MS 386551386750909
  3. Samuel Harris, M.D.Oxford, MS 386551558719625
  4. Charles Hill, MDOxford, MS 386551871600189
  5. Milton Hobbs, MDOxford, MS 386551801902309
  6. Brett Lampton, MDOxford, MS 386551295828614
  7. Odalys Lara Garcia, MDOxford, MS 386551669958799
  8. Jonathan Massey, MDOxford, MS 386551699745133

Common questions

What is Harrison Reed Davis, MD's NPI number?

Harrison Reed Davis, MD's National Provider Identifier (NPI) is 1992266076, issued on Mar 29, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Harrison Reed Davis, MD located?

The NPPES record lists a practice address at 81 ED Perry Blvd Ste 107, Oxford, MS, 38655. Phone: (662) 636-5290. Providers update this record themselves, so call before visiting.

How can I verify Harrison Reed Davis, MD's license?

NPPES lists Mississippi license number 30004, as entered by the provider. Search the Mississippi State Board of Medical Licensure at https://www.msbml.ms.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Harrison Reed Davis, MD prescribe under Medicare Part D?

In 2024, Harrison Reed Davis, MD had 1,763 Medicare Part D claims for 251 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.

What is Harrison Reed Davis, MD's MIPS final score?

The 2023 MIPS final score is 76.5 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.