Richard M. Ernst, M.D.
Family Medicine Physician · Scottsdale, AZ
Richard M. Ernst, M.D. is a family medicine physician with a practice address in Scottsdale, Arizona, and NPI 1417944802, issued on Sep 30, 2005. Check the license (Arizona 30818, as entered in NPPES) on the Arizona Medical Board; the Medicare figures below come from public CMS files.
- Name
- Richard M. Ernst
- Credential
- M.D.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 30818 AZ
Self-reported in NPPES; status is on the state search - Practice location
- 9590 E Ironwood Square Dr, Scottsdale, AZ 85258
- Phone
- (480) 455-3000
- Enumerated
- Sep 30, 2005
- Record last updated
- Sep 11, 2020 (not updated in 6 years: call before relying on the address or phone)
- Fax
- (866) 819-6115
- Medicaid ID
- 726010 AZ
- Medicare enrollment
- Enrolled (PECOS I20040714000205); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 3,119 in Arizona → Look up another NPI →
Also registered at 9590 E Ironwood Square Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Richard M. Ernst in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersArizona Medical Board
Search for license 30818Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
80% fewer Medicare Part D claims than the average family medicine physician in 2024
721 Medicare Part D claims for 343 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 6% of claims. 135 claims were for opioids.
Most prescribed
- Oxycodone Hcl84 claims
- Doxycycline Hyclate65 claims
- Cyclobenzaprine Hcl46 claims
- Cefdinir30 claims
- Meloxicam29 claims
- Methylprednisolone24 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: $127.96
1 payment: food and beverage; the largest payer was Medtronic, Inc. The 55,478 providers of this specialty with any payment received $902.55 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.
Bills Medicare through one group practice
- Dvma LLCPhoenix, AZ
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Richard M. Ernst among 3,119 family medicine physician records in Arizona
Richard M. Ernst, M.D. is one of 3,119 family medicine physician records with a practice address in Arizona. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 88% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 57% of these records are
- Graduated1995 · median 2006 among the 1,775 with a school on file
- Record last updated2020 · 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 207Q00000X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
285 family medicine physician records list a practice address in Scottsdale
They are 285 of the 11,008 NPPES records with a practice address in Scottsdale, and 3,119 family medicine physician records in Arizona.
All 3,119 in Arizona → Every provider in Scottsdale → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
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- Tamara Djurisic, MDScottsdale, AZ 852581740213503
- Ronald Kane, MDScottsdale, AZ 852581114941994
- Lawrence McHenry, DOScottsdale, AZ 852581528179207
- Mark Medeiros, M.D.Scottsdale, AZ 852581679570832
- Angela O'Neil, M.D.Scottsdale, AZ 852581639141161
Common questions
What is Richard M. Ernst, M.D.'s NPI number?
Richard M. Ernst, M.D.'s National Provider Identifier (NPI) is 1417944802, issued on Sep 30, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Richard M. Ernst, M.D. located?
The NPPES record lists a practice address at 9590 E Ironwood Square Dr, Scottsdale, AZ, 85258. Phone: (480) 455-3000. Providers update this record themselves, so call before visiting.
How can I verify Richard M. Ernst, M.D.'s license?
NPPES lists Arizona license number 30818, as entered by the provider. Search the Arizona Medical Board at https://www.azmd.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Richard M. Ernst, M.D. prescribe under Medicare Part D?
In 2024, Richard M. Ernst, M.D. had 721 Medicare Part D claims for 343 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.