NPPES file of Aug 9, 2026

Karen A. Alton, MD

Pediatrics Physician · Detroit, MI

Karen A. Alton, MD is a pediatrics physician with a practice address in Detroit, Michigan, and NPI 1649264037, issued on Aug 31, 2005. Check the license (Michigan 4301066273, as entered in NPPES) on the Michigan Board of Medicine (LARA); the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1649264037
Name
Karen A. Alton
Credential
MD
Primary taxonomy
Pediatrics Physician 208000000X
License number
4301066273 MI
Self-reported in NPPES; status is on the state search
Practice location
22201 Moross RD, Detroit, MI 48236
Phone
(313) 343-3481
Enumerated
Aug 31, 2005
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(313) 343-7937
Medicaid ID
4417590 MI
Medicare enrollment
Enrolled (PECOS I20180815002883); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
Download card Updates feed

Also registered at 22201 Moross RD

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

  1. Rand Abdulnour-Farjo, MDPediatric Infectious Diseases Physician1477547297
  2. Serkalem Abebe, MDStudent in an Organized Health Care Education/Training Program1144073149
  3. Hassan Abou-Rass, M.D.Internal Medicine Physician1831596428
  4. Subi AcharyaStudent in an Organized Health Care Education/Training Program1720830359
  5. Aric Adams, DOStudent in an Organized Health Care Education/Training Program1144024316
  6. John Adams, MDNeonatal-Perinatal Medicine Physician1033103692

Verify Karen A. Alton in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
    Search for license 4301066273
    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
Open the Michigan license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

Is this page about you? You can ask us to correct, restrict or remove it: how.

97% fewer Medicare Part D claims than the average pediatrics physician in 2024

12 Medicare Part D claims, against an average of 375 among the 5,609 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Karen Alton12
  2. Specialty average375

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): 83.4 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.

  1. Qualityout of 100 · 30% of the final score68.1
  2. Costout of 100 · 30%60.6
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. Henry Ford Health St. John HospitalDetroit, MI

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Karen A. Alton among 2,180 pediatrics physician records in Michigan

Karen A. Alton, MD is one of 2,180 pediatrics physician records with a practice address in Michigan. 38% 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, 90% newer
  • In a Medicare fileYes · 38% of these records are
  • In the CMS Doctors and Clinicians fileYes · 11% of these records are
  • Graduated1995 · median 2011 among the 235 with a school on file
  • Record last updated2007 · 52% 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 Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

270 pediatrics physician records list a practice address in Detroit

They are 270 of the 19,832 NPPES records with a practice address in Detroit, and 2,180 pediatrics physician records in Michigan.

The 8 pediatrics physician records with the nearest ZIP codes

  1. Rajan Arora, MDDetroit, MI 482361609020817
  2. Bassem Dahman, MDDetroit, MI 482361407840234
  3. Marcus Degraw, MDDetroit, MI 482361750375002
  4. Maria Duenas, MDDetroit, MI 482361295729580
  5. Basel Hamzeh, MDDetroit, MI 482361790779080
  6. Natalie Kontos, DODetroit, MI 482361053571885
  7. James Landers, MDGrosse Pointe Woods, MI 482361225139918
  8. Angela Mata, MDDetroit, MI 482361366623704

Common questions

What is Karen A. Alton, MD's NPI number?

Karen A. Alton, MD's National Provider Identifier (NPI) is 1649264037, issued on Aug 31, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Karen A. Alton, MD located?

The NPPES record lists a practice address at 22201 Moross RD, Detroit, MI, 48236. Phone: (313) 343-3481. Providers update this record themselves, so call before visiting.

How can I verify Karen A. Alton, MD's license?

NPPES lists Michigan license number 4301066273, as entered by the provider. Search the Michigan Board of Medicine (LARA) at https://aca-prod.accela.com/MILARA/GeneralProperty/PropertyLookUp.aspx?isLicensee=Y&TabName=APO. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Karen A. Alton, MD prescribe under Medicare Part D?

In 2024, Karen A. Alton, MD had 12 Medicare Part D claims; the average among pediatrics physician prescribers was 375. Part D covers Medicare prescriptions only.

What is Karen A. Alton, MD's MIPS final score?

The 2023 MIPS final score is 83.4 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.