Harold Cortez Johnson, DDS
Dentist · Warren, MI
Harold Cortez Johnson, DDS is a dentist with a practice address in Warren, Michigan, and NPI 1790980167, issued on Jun 18, 2007. Check the license (Michigan 013040, as entered in NPPES) with the Michigan board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Harold Cortez Johnson
- Credential
- DDS
- Primary taxonomy
- Dentist 122300000X
- License number
- 013040 MI
Self-reported in NPPES; status is on the state search - Practice location
- 21761 Ryan RD, Warren, MI 48091
- Phone
- (586) 758-3620
- Enumerated
- Jun 18, 2007
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (586) 758-8279
- Entity
- Type 1 · individual
8 nearest dentist records → All 3,439 in Michigan → Look up another NPI →
Verify Harold Cortez Johnson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Michigan board licenses this profession
Search for license 013040Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
9% more Medicare Part D claims than the average dentist in 2024
94 Medicare Part D claims for 46 beneficiaries, against an average of 86 among the 51,021 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.
Most prescribed
- Amoxicillin39 claims
- Chlorhexidine Gluconate28 claims
- Ibuprofen17 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: $197.51
9 payments; by number, the most common kind was food and beverage; the largest payer was Zimvie Inc. The 31,974 providers of this specialty with any payment received $540.36 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.
Harold Cortez Johnson among 3,439 dentist records in Michigan
Harold Cortez Johnson, DDS is one of 3,439 dentist records with a practice address in Michigan. 63% 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 24% of them.
- NPI issued2007 · 24% of these records are older, 57% newer
- In a Medicare fileYes · 63% of these records are
- In the CMS Doctors and Clinicians fileNo · under 1% of these records are
- Record last updated2007 · 64% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 122300000X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
72 dentist records list a practice address in Warren
They are 72 of the 2,799 NPPES records with a practice address in Warren, and 3,439 dentist records in Michigan.
All 3,439 in Michigan → Every provider in Warren → Dentist nationwide →
The 8 dentist records with the nearest ZIP codes
- Maria Baltarowich, D.D.S.Warren, MI 480911871758128
- Majeed Biya, DDSWarren, MI 480911154076909
- Angeline Dalal, DDSWarren, MI 480911588234991
- Kristen Taylor, DDSWarren, MI 480911326608712
- Amanda Yousif-Mansour, DDSWarren, MI 480911265698344
- Ihor Bohay, DDSWarren, MI 480921255493193
- Tiffeny Chimelak, DDSWarren, MI 480921346425493
- Salwan Francis, DDSWarren, MI 480921689743379
Common questions
What is Harold Cortez Johnson, DDS's NPI number?
Harold Cortez Johnson, DDS's National Provider Identifier (NPI) is 1790980167, issued on Jun 18, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Harold Cortez Johnson, DDS located?
The NPPES record lists a practice address at 21761 Ryan RD, Warren, MI, 48091. Phone: (586) 758-3620. Providers update this record themselves, so call before visiting.
How can I verify Harold Cortez Johnson, DDS's license?
NPPES lists Michigan license number 013040, as entered by the provider. Search the Michigan board that licenses this profession; the NPPES record confirms identity only.
How much does Harold Cortez Johnson, DDS prescribe under Medicare Part D?
In 2024, Harold Cortez Johnson, DDS had 94 Medicare Part D claims for 46 beneficiaries; the average among dentist prescribers was 86. 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.