Johnny C. Mao, MD
Otolaryngology Physician · Detroit, MI
Johnny C. Mao, MD is an otolaryngology physician with a practice address in Detroit, Michigan, and NPI 1790992113, issued on May 16, 2007. Check the license (Michigan 4301085941, as entered in NPPES) on the Michigan Board of Medicine (LARA); the Medicare figures below come from public CMS files.
- Name
- Johnny C. Mao
- Credential
- MD
- Primary taxonomy
- Otolaryngology Physician 207Y00000X
- License number
- 4301085941 MI
Self-reported in NPPES; status is on the state search - Practice location
- 540 E Canfield St, Detroit, MI 48201
- Phone
- (313) 577-0804
- Enumerated
- May 16, 2007
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest otolaryngology physician records → All 307 in Michigan → Look up another NPI →
Also registered at 540 E Canfield St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Kendall BrothersStudent in an Organized Health Care Education/Training Program1376336198
Verify Johnny C. Mao in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
Search for license 4301085941Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
68% fewer Medicare Part D claims than the average otolaryngology physician in 2024
173 Medicare Part D claims for 39 beneficiaries, against an average of 541 among the 8,339 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims. 27 claims were for opioids.
Most prescribed
- Doxycycline Hyclate33 claims
- Prednisone33 claims
- Alprazolam28 claims
- Ondansetron Odt23 claims
- Hydrocodone-Acetaminophen22 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: $23.51
1 payment: food and beverage; the largest payer was Abbvie Inc. The 6,429 providers of this specialty with any payment received $1,922.50 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.
Johnny C. Mao among 307 otolaryngology physician records in Michigan
Johnny C. Mao, MD is one of 307 otolaryngology physician records with a practice address in Michigan. 78% 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 45% of them.
- NPI issued2007 · 45% of these records are older, 44% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileNo · 65% of these records are
- Record last updated2007 · 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 207Y00000X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Otolaryngology Physician providers in Michigan
There are 307 otolaryngology physician records in Michigan.
All 307 in Michigan → Every provider in Detroit → Otolaryngology Physician nationwide →
The 8 otolaryngology physician records with the nearest ZIP codes
- Esmael Amjad, M.D.Detroit, MI 482011851513857
- Samba Siva Reddy Bathula, M.DDetroit, MI 482011013223239
- Justin GraffDetroit, MI 482011699304345
- Madana Jeevanandam, M.D.Detroit, MI 482011386033272
- Dev Kamdar, M.D.Detroit, MI 482011982801049
- Ho-Sheng Lin, MDDetroit, MI 482011528008075
- John PelemanDetroit, MI 482011407485121
- Syed Raza, MDDetroit, MI 482011801109277
Common questions
What is Johnny C. Mao, MD's NPI number?
Johnny C. Mao, MD's National Provider Identifier (NPI) is 1790992113, issued on May 16, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Johnny C. Mao, MD located?
The NPPES record lists a practice address at 540 E Canfield St, Detroit, MI, 48201. Phone: (313) 577-0804. Providers update this record themselves, so call before visiting.
How can I verify Johnny C. Mao, MD's license?
NPPES lists Michigan license number 4301085941, as entered by the provider. Search the Michigan Board of Medicine (LARA) at https://aca-prod.accela.com/MILARA/GeneralProperty/PropertyLookUp.aspx?isLicensee=Y&TabName=APO. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Johnny C. Mao, MD prescribe under Medicare Part D?
In 2024, Johnny C. Mao, MD had 173 Medicare Part D claims for 39 beneficiaries; the average among otolaryngology physician prescribers was 541. 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.