Clive Lloyd Johnson, D.O
Internal Medicine Physician · Stamford, CT
Clive Lloyd Johnson, D.O is an internal medicine physician with a practice address in Stamford, Connecticut, and NPI 1053500447, issued on Oct 22, 2007. Check the license (Connecticut 047287, as entered in NPPES) on the Connecticut Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Clive Lloyd Johnson
- Credential
- D.O
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 047287 CT
Self-reported in NPPES; status is on the state search - Practice location
- One Hospital Plaza, Stamford, CT 06904
- Phone
- (203) 276-7298
- Enumerated
- Oct 22, 2007
- Record last updated
- Apr 15, 2016 (not updated in 10 years: call before relying on the address or phone)
- Fax
- (203) 355-4842
- Medicare enrollment
- Enrolled (PECOS I20100111000634); accepts Medicare assignment
- Medical or professional school
- Rutgers School Of Dental Medicine, 2004
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 2,623 in Connecticut → Look up another NPI →
Also registered at One Hospital Plaza
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Clive Lloyd Johnson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersConnecticut Medical Examining Board
Search for license 047287Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
99% fewer Medicare Part D claims than the average internal medicine physician in 2024
35 Medicare Part D claims for 13 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 79.1 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.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $445.11
20 payments; by number, the most common kind was food and beverage; the largest payer was Teva Pharmaceuticals USA, 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.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through 2 group practices
- Liberation Programs IncStamford, CT
- Stamford Health Medical Group IncStamford, CT
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Clive Lloyd Johnson among 2,623 internal medicine physician records in Connecticut
Clive Lloyd Johnson, D.O is one of 2,623 internal medicine physician records with a practice address in Connecticut. 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 2007, is newer than 48% of them.
- NPI issued2007 · 48% of these records are older, 44% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated2004 · median 2004 among the 1,646 with a school on file
- Record last updated2016 · 61% 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 Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
131 internal medicine physician records list a practice address in Stamford
They are 131 of the 2,774 NPPES records with a practice address in Stamford, and 2,623 internal medicine physician records in Connecticut.
All 2,623 in Connecticut → Every provider in Stamford → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Sasha Cobotic, MDStamford, CT 069041750544292
- Joseph Elassal, MDStamford, CT 069041336479898
- Christiana Famodimu, M.DStamford, CT 069041740573849
- Iulian Giuran-Benetato, M.D.Stamford, CT 069041568691152
- Kakra Gyambibi, M.D.Stamford, CT 069041760641666
- Paul Huang, MDStamford, CT 069041396835195
- Girija Narayanaswamy, MDStamford, CT 069041629079116
- Chinyelu Oraedu, MDStamford, CT 069041932357548
Common questions
What is Clive Lloyd Johnson, D.O's NPI number?
Clive Lloyd Johnson, D.O's National Provider Identifier (NPI) is 1053500447, issued on Oct 22, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Clive Lloyd Johnson, D.O located?
The NPPES record lists a practice address at One Hospital Plaza, Stamford, CT, 06904. Phone: (203) 276-7298. Providers update this record themselves, so call before visiting.
How can I verify Clive Lloyd Johnson, D.O's license?
NPPES lists Connecticut license number 047287, as entered by the provider. Search the Connecticut Medical Examining Board at https://www.elicense.ct.gov/Lookup/LicenseLookup.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Clive Lloyd Johnson, D.O prescribe under Medicare Part D?
In 2024, Clive Lloyd Johnson, D.O had 35 Medicare Part D claims for 13 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Clive Lloyd Johnson, D.O's MIPS final score?
The 2023 MIPS final score is 79.1 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.