NPPES file of Aug 9, 2026

Karen Ann Ragaini, M.D.

Obstetrics & Gynecology Physician · Phoenix, AZ

Karen Ann Ragaini, M.D. is an obstetrics & gynecology physician with a practice address in Phoenix, Arizona, and NPI 1831176270, issued on Dec 28, 2005. Check the license (Arizona 27459, as entered in NPPES) on the Arizona Medical Board; the Medicare figures below come from public CMS files.

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

NPPES recordNPPES file of Aug 9, 2026
1831176270
Name
Karen Ann Ragaini
Credential
M.D.
Primary taxonomy
Obstetrics & Gynecology Physician 207V00000X
License number
27459 AZ
Self-reported in NPPES; status is on the state search
Practice location
4545 E Chandler Blvd Ste 208, Phoenix, AZ 85048
Phone
(480) 961-2330
Enumerated
Dec 28, 2005
Record last updated
Jul 21, 2022
Fax
(480) 961-2332
Medicaid ID
0047453601 AZ
Medicare enrollment
Enrolled (PECOS I20071217000231); accepts Medicare assignment
Medical or professional school
University Of California, Geffen School Of Medicine, 1995
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.
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8 nearest obstetrics & gynecology physician records → All 803 in Arizona → Look up another NPI →

Also registered at 4545 E Chandler Blvd Ste 208

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

  1. Charles Boag, D.O.Obstetrics & Gynecology Physician1790956027
  2. Aspen Bradley-Wolfe, M.D.Obstetrics & Gynecology Physician1861751067
  3. Victoria Cahill, N.P.Women's Health Nurse Practitioner1427108364

Verify Karen Ann Ragaini in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersArizona Medical Board
    Search for license 27459    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 Arizona 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.

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49% more Medicare Part D claims than the average obstetrics & gynecology physician in 2024

246 Medicare Part D claims for 84 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D.

  1. Karen Ragaini246
  2. Specialty average165

Most prescribed

  1. Estradiol42 claims
  2. Progesterone34 claims
  3. Kurvelo22 claims
  4. Misoprostol19 claims
  5. Clobetasol Propionate14 claims
  6. Medroxyprogesterone Acetate13 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: $249.23

14 payments; by number, the most common kind was food and beverage; the largest payer was Mayne Pharma Commercial LLC. The 21,429 providers of this specialty with any payment received $1,030.61 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Karen Ragaini$249.23
  2. Specialty average$1,030.61

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

  1. Arizona OB Gyn Affiliates PCChandler, AZ

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

Karen Ann Ragaini among 803 obstetrics & gynecology physician records in Arizona

Karen Ann Ragaini, M.D. is one of 803 obstetrics & gynecology physician records with a practice address in Arizona. 74% 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, 86% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileYes · 59% of these records are
  • Graduated1995 · median 2005 among the 477 with a school on file
  • Record last updated2022 · 49% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207V00000X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Obstetrics & Gynecology Physician providers in Arizona

There are 803 obstetrics & gynecology physician records in Arizona.

All 803 in Arizona → Every provider in Phoenix → Obstetrics & Gynecology Physician nationwide →

The 8 obstetrics & gynecology physician records with the nearest ZIP codes

  1. Kimberly Balk, MDPhoenix, AZ 850481902869027
  2. Charles Boag, D.O.Phoenix, AZ 850481790956027
  3. Aspen Bradley-Wolfe, M.D.Phoenix, AZ 850481861751067
  4. Lisa Buschmann, MDPhoenix, AZ 850481396180881
  5. Julie Davis-Best, MDPhoenix, AZ 850481427024272
  6. Robert Grayson, MDPhoenix, AZ 850481649234279
  7. Erin Labesky-Scoggin, D.O.Phoenix, AZ 850481760619191
  8. Richard Wilson, MDPhoenix, AZ 850481225093370

Common questions

What is Karen Ann Ragaini, M.D.'s NPI number?

Karen Ann Ragaini, M.D.'s National Provider Identifier (NPI) is 1831176270, issued on Dec 28, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Karen Ann Ragaini, M.D. located?

The NPPES record lists a practice address at 4545 E Chandler Blvd Ste 208, Phoenix, AZ, 85048. Phone: (480) 961-2330. Providers update this record themselves, so call before visiting.

How can I verify Karen Ann Ragaini, M.D.'s license?

NPPES lists Arizona license number 27459, 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 Karen Ann Ragaini, M.D. prescribe under Medicare Part D?

In 2024, Karen Ann Ragaini, M.D. had 246 Medicare Part D claims for 84 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.