Howard L. Baxter, MD
Diagnostic Radiology Physician · Phoenix, AZ
Howard L. Baxter, MD is a diagnostic radiology physician with a practice address in Phoenix, Arizona, and NPI 1053367938, issued on May 25, 2006. Check the license (Arizona 7034, as entered in NPPES) on the Arizona Medical Board; the Medicare figures below come from public CMS files.
- Name
- Howard L. Baxter
- Credential
- MD
- Primary taxonomy
- Diagnostic Radiology Physician 2085R0202X
- License number
- 7034 AZ
Self-reported in NPPES; status is on the state search - Practice location
- 1111 E Mcdowell RD, Phoenix, AZ 85006
- Phone
- (602) 239-4601
- Enumerated
- May 25, 2006
- Record last updated
- Jan 3, 2011 (not updated in 15 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20040901001486); accepts Medicare assignment
- Medical or professional school
- Wayne State University School Of Medicine, 1968
- Entity
- Type 1 · individual
8 nearest diagnostic radiology physician records → All 869 in Arizona → Look up another NPI →
Also registered at 1111 E Mcdowell RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Howard L. Baxter in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersArizona Medical Board
Search for license 7034Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
43% fewer Medicare Part D claims than the average diagnostic radiology physician in 2024
29 Medicare Part D claims, against an average of 51 among the 2,711 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 92.3 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Banner - University Hospital Based Physicians LLCSan Tan Valley, AZ
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Howard L. Baxter among 869 diagnostic radiology physician records in Arizona
Howard L. Baxter, MD is one of 869 diagnostic radiology physician records with a practice address in Arizona. 72% 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 16% of them.
- NPI issued2006 · 16% of these records are older, 49% newer
- In a Medicare fileYes · 72% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated1968 · median 2003 among the 573 with a school on file
- Record last updated2011 · 56% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085R0202X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Diagnostic Radiology Physician providers in Arizona
There are 869 diagnostic radiology physician records in Arizona.
All 869 in Arizona → Every provider in Phoenix → Diagnostic Radiology Physician nationwide →
The 8 diagnostic radiology physician records with the nearest ZIP codes
- William Acker, M.D.Phoenix, AZ 850061730168162
- Don Beresini, MDPhoenix, AZ 850061386600757
- Corliss Chun, MDPhoenix, AZ 850061841279205
- Edwin Goldstein, M.D.Phoenix, AZ 850061326037037
- Mahdieh Haji Amou Assar, MDPhoenix, AZ 850061518953926
- Kevin Hirsch, MDPhoenix, AZ 850061891784849
- Barbara Moser, MDPhoenix, AZ 850061720068950
- Cecilia Sanders, MDPhoenix, AZ 850061386695484
Common questions
What is Howard L. Baxter, MD's NPI number?
Howard L. Baxter, MD's National Provider Identifier (NPI) is 1053367938, issued on May 25, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Howard L. Baxter, MD located?
The NPPES record lists a practice address at 1111 E Mcdowell RD, Phoenix, AZ, 85006. Phone: (602) 239-4601. Providers update this record themselves, so call before visiting.
How can I verify Howard L. Baxter, MD's license?
NPPES lists Arizona license number 7034, 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 Howard L. Baxter, MD prescribe under Medicare Part D?
In 2024, Howard L. Baxter, MD had 29 Medicare Part D claims; the average among diagnostic radiology physician prescribers was 51. Part D covers Medicare prescriptions only.
What is Howard L. Baxter, MD's MIPS final score?
The 2023 MIPS final score is 92.3 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.