Nelson J. Mar, DDS
Dentist · Litchfield Park, AZ
Nelson J. Mar, DDS is a dentist with a practice address in Litchfield Park, Arizona, and NPI 1851447601, issued on Jan 26, 2007. Check the license (Arizona 4741, as entered in NPPES) with the Arizona board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Nelson J. Mar
- Credential
- DDS
- Primary taxonomy
- Dentist 122300000X
- License number
- 4741 AZ
Self-reported in NPPES; status is on the state search - Practice location
- 5220 North Dysart RD, Litchfield Park, AZ 85340
- Phone
- (623) 536-6845
- Enumerated
- Jan 26, 2007
- Record last updated
- Jul 12, 2011 (not updated in 15 years: call before relying on the address or phone)
- Fax
- (623) 536-7989
- Entity
- Type 1 · individual
8 nearest dentist records → All 1,928 in Arizona → Look up another NPI →
Verify Nelson J. Mar in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Arizona board licenses this profession
Search for license 4741Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
79% fewer Medicare Part D claims than the average dentist in 2024
18 Medicare Part D claims for 14 beneficiaries, against an average of 86 among the 51,021 providers of this specialty who prescribed in Part D.
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: $138.87
4 payments; by number, the most common kind was food and beverage; the largest payer was Solventum Corporation. 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.
Nelson J. Mar among 1,928 dentist records in Arizona
Nelson J. Mar, DDS is one of 1,928 dentist records with a practice address in Arizona. 66% 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, 59% newer
- In a Medicare fileYes · 66% of these records are
- In the CMS Doctors and Clinicians fileNo · 2% of these records are
- Record last updated2011 · 66% 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 Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
15 dentist records list a practice address in Litchfield Park
They are 15 of the 550 NPPES records with a practice address in Litchfield Park, and 1,928 dentist records in Arizona.
All 1,928 in Arizona → Every provider in Litchfield Park → Dentist nationwide →
The 8 dentist records with the nearest ZIP codes
- Mohammad Al Bahadli, DMDLitchfield Park, AZ 853401598508772
- Kristopher Alpers, D.D.S.Litchfield Park, AZ 853401881009389
- Sheri Brownstein, DMDLitchfield Park, AZ 853401518159177
- Gary GibbsLitchfield Park, AZ 853401043259864
- Trent Gillard, DDSLitchfield Park, AZ 853401588278931
- Sean Kim, DDSLitchfield Park, AZ 853401497974448
- Bounghoon Lee, DDSLitchfield Park, AZ 853401215343512
- Patrick Martin, DDSLitchfield Park, AZ 853401083672455
Common questions
What is Nelson J. Mar, DDS's NPI number?
Nelson J. Mar, DDS's National Provider Identifier (NPI) is 1851447601, issued on Jan 26, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Nelson J. Mar, DDS located?
The NPPES record lists a practice address at 5220 North Dysart RD, Litchfield Park, AZ, 85340. Phone: (623) 536-6845. Providers update this record themselves, so call before visiting.
How can I verify Nelson J. Mar, DDS's license?
NPPES lists Arizona license number 4741, as entered by the provider. Search the Arizona board that licenses this profession; the NPPES record confirms identity only.
How much does Nelson J. Mar, DDS prescribe under Medicare Part D?
In 2024, Nelson J. Mar, DDS had 18 Medicare Part D claims for 14 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.