Yvonne N. Grassl, MD
Pediatrics Physician · Peoria, AZ
Yvonne N. Grassl, MD is a pediatrics physician with a practice address in Peoria, Arizona, and NPI 1952372534, issued on Jan 31, 2006. Check the license (Arizona 37388, as entered in NPPES) on the Arizona Medical Board; the Medicare figures below come from public CMS files.
- Name
- Yvonne N. Grassl
- Credential
- MD
- Primary taxonomy
- Pediatrics Physician 208000000X
- License number
- 37388 AZ
Self-reported in NPPES; status is on the state search - Practice location
- 9059 W Lake Pleasant Pkwy Ste E-540, Peoria, AZ 85382
- Phone
- (623) 322-3380
- Enumerated
- Jan 31, 2006
- Record last updated
- Jun 30, 2020 (not updated in 6 years: call before relying on the address or phone)
- Fax
- (623) 322-4399
- Medicaid IDs
- 542185 AZ
4434635 MI - Entity
- Type 1 · individual
8 nearest pediatrics physician records → All 1,309 in Arizona → Look up another NPI →
Also registered at 9059 W Lake Pleasant Pkwy Ste E-540
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Heather Holley, D.O.Pediatrics Physician1124359013
- Vinodh Vasudevan, M.D.Pediatrics Physician1528179884
Verify Yvonne N. Grassl in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersArizona Medical Board
Search for license 37388Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $131.44
7 payments; by number, the most common kind was food and beverage; the largest payer was Cranial Technologies, Inc. The 21,580 providers of this specialty with any payment received $842.05 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.
Yvonne N. Grassl among 1,309 pediatrics physician records in Arizona
Yvonne N. Grassl, MD is one of 1,309 pediatrics physician records with a practice address in Arizona. 41% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 14% of them.
- NPI issued2006 · 14% of these records are older, 53% newer
- In a Medicare fileYes · 41% of these records are
- In the CMS Doctors and Clinicians fileNo · 8% of these records are
- 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 208000000X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
26 pediatrics physician records list a practice address in Peoria
They are 26 of the 2,528 NPPES records with a practice address in Peoria, and 1,309 pediatrics physician records in Arizona.
All 1,309 in Arizona → Every provider in Peoria → Pediatrics Physician nationwide →
The 8 pediatrics physician records with the nearest ZIP codes
- Robyn Alfeche, M.D.Peoria, AZ 853821720408891
- Ashley Hineman, M.D.Peoria, AZ 853821124127790
- Heather Holley, D.O.Peoria, AZ 853821124359013
- Michaela Kniesova, MDPeoria, AZ 853821710126917
- Nassali Mugwanya, MDPeoria, AZ 853821205299351
- Karen Prentice, D.O.Peoria, AZ 853821760575559
- Sandhya Ravi, MDPeoria, AZ 853821093701286
- Vilasini Rekhala, MDPeona, AZ 853821306266192
Common questions
What is Yvonne N. Grassl, MD's NPI number?
Yvonne N. Grassl, MD's National Provider Identifier (NPI) is 1952372534, issued on Jan 31, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Yvonne N. Grassl, MD located?
The NPPES record lists a practice address at 9059 W Lake Pleasant Pkwy Ste E-540, Peoria, AZ, 85382. Phone: (623) 322-3380. Providers update this record themselves, so call before visiting.
How can I verify Yvonne N. Grassl, MD's license?
NPPES lists Arizona license number 37388, 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.
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.