Michael Constant, MD
Student in an Organized Health Care Education/Training Program · Redwood City, CA
Michael Constant, MD is a student in an organized health care education/training program with a practice address in Redwood City, California, and NPI 1164166815, issued on Apr 27, 2022. Check the license with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Michael Constant
- Credential
- MD
- Primary taxonomy
- Student in an Organized Health Care Education/Training Program 390200000X
- Practice location
- 430 Broadway St FL C4, Redwood City, CA 94063
- Phone
- (650) 721-7669
- Enumerated
- Apr 27, 2022
- Record last updated
- Apr 27, 2022
- Entity
- Type 1 · individual
8 nearest student in an organized health care education/training program records → All 40,652 in California → Look up another NPI →
Also registered at 430 Broadway St FL C4
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Galvin Loughran, MDOrthopaedic Surgery Physician1114547494
Verify Michael Constant in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this professionCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
71% fewer Medicare Part D claims than the average student in an organized health care education/training program in 2024
53 Medicare Part D claims for 22 beneficiaries, against an average of 185 among the 59,748 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims. 16 claims were for opioids.
Most prescribed
- Oxycodone Hcl12 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: $298.49
2 payments; by number, the most common kind was food and beverage; the largest payer was Stryker Corporation. The 13,278 providers of this specialty with any payment received $608.08 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.
Michael Constant among 40,652 student in an organized health care education/training program records in California
Michael Constant, MD is one of 40,652 student in an organized health care education/training program records with a practice address in California. 16% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2022, is newer than 34% of them.
- NPI issued2022 · 34% of these records are older, 58% newer
- In a Medicare fileYes · 16% of these records are
- In the CMS Doctors and Clinicians fileNo · 6% of these records are
- Record last updated2022 · 26% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 390200000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
76 student in an organized health care education/training program records list a practice address in Redwood City
They are 76 of the 2,795 NPPES records with a practice address in Redwood City, and 40,652 student in an organized health care education/training program records in California.
All 40,652 in California → Every provider in Redwood City → Student in an Organized Health Care Education/Training Program nationwide →
The 8 student in an organized health care education/training program records with the nearest ZIP codes
- Marissa Aillaud, M.D.Redwood City, CA 940631699090894
- Apryl AllenRedwood City, CA 940631689920423
- Richard AustinRedwood City, CA 940631871993428
- Catina Chang, PH.D.Redwood City, CA 940631902005101
- Cassidy Demayo, B.ARedwood City, CA 940631154786234
- Varun Gajendran, M,D, M.S.Redwood City, CA 940631629203237
- Celina Narvaez, PSY.D.Redwood City, CA 940631235338443
- Niteshkumar Patel, M.D.Redwood City, CA 940631316206568
Common questions
What is Michael Constant, MD's NPI number?
Michael Constant, MD's National Provider Identifier (NPI) is 1164166815, issued on Apr 27, 2022. An NPI identifies a provider in billing; it is not a license.
Where is Michael Constant, MD located?
The NPPES record lists a practice address at 430 Broadway St FL C4, Redwood City, CA, 94063. Phone: (650) 721-7669. Providers update this record themselves, so call before visiting.
How can I verify Michael Constant, MD's license?
Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Michael Constant, MD prescribe under Medicare Part D?
In 2024, Michael Constant, MD had 53 Medicare Part D claims for 22 beneficiaries; the average among student in an organized health care education/training program prescribers was 185. 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.