NPPES file of Aug 9, 2026

Anh Q. Nguyen Harper, DDS

General Practice Dentistry · Rapid City, SD

Anh Q. Nguyen Harper, DDS is a general practice dentistry with a practice address in Rapid City, South Dakota, and NPI 1871612580, issued on Mar 27, 2007. Check the license (South Dakota M987, as entered in NPPES) with the South Dakota board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1871612580
Name
Anh Q. Nguyen Harper
Credential
DDS
Primary taxonomy
General Practice Dentistry 1223G0001X
License number
M987 SD
Self-reported in NPPES; status is on the state search
Practice location
110 Minnesota St, Rapid City, SD 57701
Phone
(605) 343-2842
Enumerated
Mar 27, 2007
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(605) 343-2829
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 110 Minnesota St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. John Bridges, DDSGeneral Practice Dentistry1568581270
  2. Joshua Friedman, D.D.S.Dentist1992969844
  3. Donald Leonard, DDSGeneral Practice Dentistry1588783203

Verify Anh Q. Nguyen Harper in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich South Dakota board licenses this profession
    Search for license M987
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the South Dakota license search

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18% fewer Medicare Part D claims than the average general practice dentistry in 2024

68 Medicare Part D claims for 44 beneficiaries, against an average of 83 among the 70,290 providers of this specialty who prescribed in Part D.

  1. Anh Nguyen Harper68
  2. Specialty average83

Most prescribed

  1. Penicillin V Potassium16 claims
  2. Amoxicillin14 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: $25.00

1 payment: education; the largest payer was Hu-Friedy Mfg. Co., LLC. The 41,669 providers of this specialty with any payment received $597.01 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Anh Nguyen Harper$25.00
  2. Specialty average$597.01

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Anh Q. Nguyen Harper among 318 general practice dentistry records in South Dakota

Anh Q. Nguyen Harper, DDS is one of 318 general practice dentistry records with a practice address in South Dakota. 60% 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 39% of them.

  • NPI issued2007 · 39% of these records are older, 40% newer
  • In a Medicare fileYes · 60% of these records are
  • In the CMS Doctors and Clinicians fileNo · under 1% of these records are
  • Record last updated2007 · 73% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1223G0001X and a South Dakota practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

57 general practice dentistry records list a practice address in Rapid City

They are 57 of the 3,017 NPPES records with a practice address in Rapid City, and 318 general practice dentistry records in South Dakota.

The 8 general practice dentistry records with the nearest ZIP codes

  1. Kurt Anderson, DDSRapid City, SD 577011700998374
  2. John Bridges, DDSRapid City, SD 577011568581270
  3. Greg Hanson, D.D.S.Rapid City, SD 577011639254006
  4. David Huskey, D.D.S.Rapid City, SD 577011881748465
  5. Donald Leonard, DDSRapid City, SD 577011588783203
  6. Edward Lynch, DDSRapid City, SD 577011306069216
  7. Keith Moler, DDSRapid City, SD 577011629131982
  8. Jeffrey Olson, D.D.S.Rapid City, SD 577011629269006

Common questions

What is Anh Q. Nguyen Harper, DDS's NPI number?

Anh Q. Nguyen Harper, DDS's National Provider Identifier (NPI) is 1871612580, issued on Mar 27, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Anh Q. Nguyen Harper, DDS located?

The NPPES record lists a practice address at 110 Minnesota St, Rapid City, SD, 57701. Phone: (605) 343-2842. Providers update this record themselves, so call before visiting.

How can I verify Anh Q. Nguyen Harper, DDS's license?

NPPES lists South Dakota license number M987, as entered by the provider. Search the South Dakota board that licenses this profession; the NPPES record confirms identity only.

How much does Anh Q. Nguyen Harper, DDS prescribe under Medicare Part D?

In 2024, Anh Q. Nguyen Harper, DDS had 68 Medicare Part D claims for 44 beneficiaries; the average among general practice dentistry prescribers was 83. 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.