Olivia Marie Granillo Johnson, M.D.
Internal Medicine Physician · Columbia, TN
Olivia Marie Granillo Johnson, M.D. is an internal medicine physician with a practice address in Columbia, Tennessee, and NPI 1437316106, issued on May 20, 2008. Check the license (Tennessee 48469, as entered in NPPES) on the Tennessee Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Olivia Marie Granillo Johnson
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 48469 TN
Self-reported in NPPES; status is on the state search - Practice location
- 1224 Trotwood Ave, Columbia, TN 38401
- Phone
- (931) 380-4072
- Enumerated
- May 20, 2008
- Record last updated
- Aug 9, 2022
- Medicaid ID
- 3710089 TN
- Medicare enrollment
- Enrolled (PECOS I20120817000213); accepts Medicare assignment
- Medical or professional school
- Duke University School Of Medicine, 2008
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 2,596 in Tennessee → Look up another NPI →
Also registered at 1224 Trotwood Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Saboor AhmedStudent in an Organized Health Care Education/Training Program1265355846
- Michael Backues, MSM, ATC, PA-CPhysician Assistant1114900131
- Shelia Barnes, NPFamily Nurse Practitioner1801488523
- Joshua Bates, MDInternal Medicine Physician1922598325
- Madison Benshoff, PA-CMedical Physician Assistant1730828468
- Nathan Berkley, MDDiagnostic Radiology Physician1538216403
Verify Olivia Marie Granillo Johnson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTennessee Board of Medical Examiners
Search for license 48469Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
98% fewer Medicare Part D claims than the average internal medicine physician in 2024
77 Medicare Part D claims for 41 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
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.
Bills Medicare through one group practice
- Havely Springs Physician Services PCMurfreesboro, TN
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Olivia Marie Granillo Johnson among 2,596 internal medicine physician records in Tennessee
Olivia Marie Granillo Johnson, M.D. is one of 2,596 internal medicine physician records with a practice address in Tennessee. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 63% of them.
- NPI issued2008 · 63% of these records are older, 34% newer
- In a Medicare fileYes · 80% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated2008 · median 2003 among the 1,705 with a school on file
- Record last updated2022 · 56% 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 Tennessee practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
40 internal medicine physician records list a practice address in Columbia
They are 40 of the 1,337 NPPES records with a practice address in Columbia, and 2,596 internal medicine physician records in Tennessee.
All 2,596 in Tennessee → Every provider in Columbia → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Martin Chaney, MDColumbia, TN 384011891773057
- Christopher Edwards, MDColumbia, TN 384011104897164
- Richard Fremont, MDColumbia, TN 384011528115482
- Ben Gardner, M.D.Columbia, TN 384011316054133
- Gaylon Harris, M.D.Columbia, TN 384011740258011
- Kelley Jefferson, MDColumbia, TN 384011154398105
- Hrishi Kanth, M.D.Columbia, TN 384011154342046
- Anuradha Mann, M.D.Columbia, TN 384011578531174
Common questions
What is Olivia Marie Granillo Johnson, M.D.'s NPI number?
Olivia Marie Granillo Johnson, M.D.'s National Provider Identifier (NPI) is 1437316106, issued on May 20, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Olivia Marie Granillo Johnson, M.D. located?
The NPPES record lists a practice address at 1224 Trotwood Ave, Columbia, TN, 38401. Phone: (931) 380-4072. Providers update this record themselves, so call before visiting.
How can I verify Olivia Marie Granillo Johnson, M.D.'s license?
NPPES lists Tennessee license number 48469, as entered by the provider. Search the Tennessee Board of Medical Examiners at https://www.tn.gov/health/licensure/me.html. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Olivia Marie Granillo Johnson, M.D. prescribe under Medicare Part D?
In 2024, Olivia Marie Granillo Johnson, M.D. had 77 Medicare Part D claims for 41 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.