Ruth Aida Kosak, DPM
Primary Podiatric Medicine Podiatrist · Scottsdale, AZ
Ruth Aida Kosak, DPM is a primary podiatric medicine podiatrist with a practice address in Scottsdale, Arizona, and NPI 1518210004, issued on Oct 21, 2012. Check the license (Arizona 798, as entered in NPPES) with the Arizona board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Ruth Aida Kosak
- Credential
- DPM
- Primary taxonomy
- Primary Podiatric Medicine Podiatrist 213EP1101X
- License number
- 798 AZ
Self-reported in NPPES; status is on the state search - Practice location
- 11390 E Via Linda #102, Scottsdale, AZ 85259
- Phone
- (480) 247-8443
- Enumerated
- Oct 21, 2012
- Record last updated
- Aug 14, 2017 (not updated in 9 years: call before relying on the address or phone)
- Fax
- (480) 292-9381
- Medicare enrollment
- Enrolled (PECOS I20150113001358); may accept Medicare assignment
- Entity
- Type 1 · individual
8 nearest primary podiatric medicine podiatrist records → All 18 in Arizona → Look up another NPI →
Verify Ruth Aida Kosak in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Arizona board licenses this profession
Search for license 798Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
47% fewer Medicare Part D claims than the average primary podiatric medicine podiatrist in 2024
178 Medicare Part D claims for 104 beneficiaries, against an average of 336 among the 566 providers of this specialty who prescribed in Part D.
Most prescribed
- Cephalexin54 claims
- Clotrimazole-Betamethasone29 claims
- Gentamicin Sulfate19 claims
- Gabapentin15 claims
- Doxycycline Hyclate13 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.
Ruth Aida Kosak among 18 primary podiatric medicine podiatrist records in Arizona
Ruth Aida Kosak, DPM is one of 18 primary podiatric medicine podiatrist records with a practice address in Arizona. 61% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2012, is newer than 72% of them.
- NPI issued2012 · 72% of these records are older, 22% newer
- In a Medicare fileYes · 61% of these records are
- In the CMS Doctors and Clinicians fileYes · 56% of these records are
- Graduated2011 · median 1995 among the 10 with a school on file
- Record last updated2017 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 213EP1101X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Primary Podiatric Medicine Podiatrist providers in Arizona
There are 18 primary podiatric medicine podiatrist records in Arizona.
All 18 in Arizona → Every provider in Scottsdale → Primary Podiatric Medicine Podiatrist nationwide →
The 8 primary podiatric medicine podiatrist records with the nearest ZIP codes
- Naresh Dugal, DPMScottsdale, AZ 852581891180816
- Allen Sherman, DPM, LAC.Scottsdale, AZ 852581871749614
- Judy Collins, D.P.M.Gilbert, AZ 852341831303957
- Anna Kapustina, DPMGilbert, AZ 852951629728522
- Ronaldo Holgado, DPMPeoria, AZ 853811801849468
- Noland Jones, DPMPhoenix, AZ 850401477500387
- David Corcoran, DPMPhoenix, AZ 850371528026044
- Holly West, D.P.M.Phoenix, AZ 850201972922755
Common questions
What is Ruth Aida Kosak, DPM's NPI number?
Ruth Aida Kosak, DPM's National Provider Identifier (NPI) is 1518210004, issued on Oct 21, 2012. An NPI identifies a provider in billing; it is not a license.
Where is Ruth Aida Kosak, DPM located?
The NPPES record lists a practice address at 11390 E Via Linda #102, Scottsdale, AZ, 85259. Phone: (480) 247-8443. Providers update this record themselves, so call before visiting.
How can I verify Ruth Aida Kosak, DPM's license?
NPPES lists Arizona license number 798, as entered by the provider. Search the Arizona board that licenses this profession; the NPPES record confirms identity only.
How much does Ruth Aida Kosak, DPM prescribe under Medicare Part D?
In 2024, Ruth Aida Kosak, DPM had 178 Medicare Part D claims for 104 beneficiaries; the average among primary podiatric medicine podiatrist prescribers was 336. 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.