Michael W. Nielsen, DPM
Foot & Ankle Surgery Podiatrist · Antioch, CA
Michael W. Nielsen, DPM is a foot & ankle surgery podiatrist with a practice address in Antioch, California, and NPI 1952608077, issued on Feb 25, 2011. Check the license (California EF078, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Michael W. Nielsen
- Credential
- DPM
- Primary taxonomy
- Foot & Ankle Surgery Podiatrist 213ES0103X
- License numbers
- EF078 CA
T-1033 NM
Self-reported in NPPES; status is on the state search - Practice location
- 4501 Sand Creek RD, Antioch, CA 94531
- Phone
- (925) 813-3450
- Enumerated
- Feb 25, 2011
- Record last updated
- Jan 13, 2022
- Medicare enrollment
- Enrolled (PECOS I20131205000486); accepts Medicare assignment
- Medical or professional school
- California School Of Podiatric Medicine, 2010
- Entity
- Type 1 · individual
8 nearest foot & ankle surgery podiatrist records → All 1,248 in California → Look up another NPI →
Also registered at 4501 Sand Creek RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Veronica Arellano, RDRegistered Dietitian1740091354
- Lloyd Asuncion, MDInternal Medicine Physician1437353034
Verify Michael W. Nielsen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license EF078Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
27% fewer Medicare Part D claims than the average foot & ankle surgery podiatrist in 2024
243 Medicare Part D claims for 80 beneficiaries, against an average of 335 among the 7,761 providers of this specialty who prescribed in Part D. 121 claims were for opioids.
Most prescribed
- Oxycodone Hcl75 claims
- Ondansetron Hcl48 claims
- Hydrocodone-Acetaminophen24 claims
- Ibuprofen21 claims
- Amoxicillin-Clavulanate Potass11 claims
- Doxycycline Hyclate11 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.
Bills Medicare through one group practice
- Permanente Medical Group IncWalnut Creek, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Michael W. Nielsen among 1,248 foot & ankle surgery podiatrist records in California
Michael W. Nielsen, DPM is one of 1,248 foot & ankle surgery podiatrist records with a practice address in California. 86% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 52% of them.
- NPI issued2011 · 52% of these records are older, 45% newer
- In a Medicare fileYes · 86% of these records are
- In the CMS Doctors and Clinicians fileYes · 78% of these records are
- Graduated2010 · median 2010 among the 970 with a school on file
- Record last updated2022 · 54% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 213ES0103X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Foot & Ankle Surgery Podiatrist providers in California
There are 1,248 foot & ankle surgery podiatrist records in California.
All 1,248 in California → Every provider in Antioch → Foot & Ankle Surgery Podiatrist nationwide →
The 8 foot & ankle surgery podiatrist records with the nearest ZIP codes
- Edward Youn, DPMAntioch, CA 945311235472754
- Sean Dougherty, D.P.M.Fairfield, CA 945331407089261
- Danielle Lee, DPMFairfield, CA 945331043954167
- Camilla WillsonFairfield, CA 945331992123384
- Kevin Miller, DPMFairfield, CA 945341982851549
- Kito Brooks, D.P.M.Travis Afb, CA 945351699968438
- Debbie Sith Calica, D.P.M.Travis Afb, CA 945351558687079
- Jeffery Gregori, DPMDanville, CA 945261609967413
Common questions
What is Michael W. Nielsen, DPM's NPI number?
Michael W. Nielsen, DPM's National Provider Identifier (NPI) is 1952608077, issued on Feb 25, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Michael W. Nielsen, DPM located?
The NPPES record lists a practice address at 4501 Sand Creek RD, Antioch, CA, 94531. Phone: (925) 813-3450. Providers update this record themselves, so call before visiting.
How can I verify Michael W. Nielsen, DPM's license?
NPPES lists California license number EF078, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Michael W. Nielsen, DPM prescribe under Medicare Part D?
In 2024, Michael W. Nielsen, DPM had 243 Medicare Part D claims for 80 beneficiaries; the average among foot & ankle surgery podiatrist prescribers was 335. 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.