Daniel Sean Mazzanti
Family Nurse Practitioner · San Bernardino, CA
Daniel Sean Mazzanti is a family nurse practitioner with a practice address in San Bernardino, California, and NPI 1912629783, issued on Sep 16, 2022. Check the license (California 95021975, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Daniel Sean Mazzanti
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- 95021975 CA
Self-reported in NPPES; status is on the state search - Practice location
- 742 W Highland Ave, San Bernardino, CA 92405
- Phone
- (909) 881-7320
- Enumerated
- Sep 16, 2022
- Record last updated
- Feb 25, 2026
- Fax
- (909) 881-7330
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 16,966 in California → Look up another NPI →
Also registered at 742 W Highland Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Damaryz Aguilar, CHWCommunity Health Worker1992562573
- Karl Amparo, NPFamily Nurse Practitioner1841844990
- Daniel Bruch, D.O.Pediatrics Physician1164630026
- Carlos Castro, MSWPsychiatric/Mental Health Nurse Practitioner1205976941
- Sachin Chatta, M.D.Family Medicine Physician1063906709
- Melinda Funk, FNPFamily Nurse Practitioner1679560346
Verify Daniel Sean Mazzanti in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 95021975Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
29% fewer Medicare Part D claims than the average family nurse practitioner in 2024
929 Medicare Part D claims for 217 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims.
Most prescribed
- Atorvastatin Calcium111 claims
- Amlodipine Besylate77 claims
- Metformin Hcl64 claims
- Hydrochlorothiazide45 claims
- Lisinopril38 claims
- Glipizide33 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: $51.61
3 payments; by number, the most common kind was food and beverage; the largest payer was Hologic Sales and Service, LLC. The 99,489 providers of this specialty with any payment received $650.95 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.
Daniel Sean Mazzanti among 16,966 family nurse practitioner records in California
Daniel Sean Mazzanti is one of 16,966 family nurse practitioner records with a practice address in California. 67% 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 68% of them.
- NPI issued2022 · 68% of these records are older, 25% newer
- In a Medicare fileYes · 67% of these records are
- In the CMS Doctors and Clinicians fileNo · 40% of these records are
- Record last updated2026 · 42% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
86 family nurse practitioner records list a practice address in San Bernardino
They are 86 of the 5,645 NPPES records with a practice address in San Bernardino, and 16,966 family nurse practitioner records in California.
All 16,966 in California → Every provider in San Bernardino → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Karl Amparo, NPSan Bernardino, CA 924051841844990
- Melinda Funk, FNPSan Bernardino, CA 924051679560346
- Elaine Gackle, NPSan Bernardino, CA 924051093789000
- Pauline (tony) Hilton, NPSan Bernardino, CA 924051356474381
- Dae Kim, FNP-CSan Bernardino, CA 924051437945912
- Lanni O'Reilly, APRN, FNP-BCSan Bernardino, CA 924051962252114
- Dhara PatelSan Bernardino, CA 924051578193850
- Jocelyn Seitz-Keough, FNPSan Bernardino, CA 924051013258334
Common questions
What is Daniel Sean Mazzanti's NPI number?
Daniel Sean Mazzanti's National Provider Identifier (NPI) is 1912629783, issued on Sep 16, 2022. An NPI identifies a provider in billing; it is not a license.
Where is Daniel Sean Mazzanti located?
The NPPES record lists a practice address at 742 W Highland Ave, San Bernardino, CA, 92405. Phone: (909) 881-7320. Providers update this record themselves, so call before visiting.
How can I verify Daniel Sean Mazzanti's license?
NPPES lists California license number 95021975, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Daniel Sean Mazzanti prescribe under Medicare Part D?
In 2024, Daniel Sean Mazzanti had 929 Medicare Part D claims for 217 beneficiaries; the average among family nurse practitioner prescribers was 1,305. 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.