NPPES file of Aug 9, 2026

Ruth Manhuen Wei, M.D.

Maternal & Fetal Medicine Physician · Tucson, AZ

Ruth Manhuen Wei, M.D. is a maternal & fetal medicine physician with a practice address in Tucson, Arizona, and NPI 1588953178, issued on Apr 4, 2011. Check the license (Arizona R74975, 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 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1588953178
Name
Ruth Manhuen Wei
Credential
M.D.
Primary taxonomy
Maternal & Fetal Medicine Physician 207VM0101X
License numbers
R74975 AZ
MD60843841 WA
Self-reported in NPPES; status is on the state search
Practice location
1501 N Campbell Ave FL 8, Tucson, AZ 85724
Phone
(520) 694-6010
Enumerated
Apr 4, 2011
Record last updated
Jul 2, 2018 (not updated in 8 years: call before relying on the address or phone)
Fax
(520) 694-2892
Medicare enrollment
Enrolled (PECOS I20180809004455); 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.
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8 nearest maternal & fetal medicine physician records → All 66 in Arizona → Look up another NPI →

Also registered at 1501 N Campbell Ave FL 8

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

  1. Sarah Divittorio, M.D.Obstetrics & Gynecology Physician1346621414
  2. Ahmed Elabd, MDOrthopaedic Surgery Physician1437743978
  3. John-Martin Lu, MDOrthopaedic Surgery Physician1598386237
  4. Jasmin Tangari Larrategui, ATCAthletic Trainer1578103404
  5. Michel Villatoro Villar, MDStudent in an Organized Health Care Education/Training Program1902458433
  6. Jessica Warffuel, MDMaternal & Fetal Medicine Physician1215513254

Verify Ruth Manhuen Wei in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersArizona Medical Board
    Search for license R74975    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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Bills Medicare through one group practice

  1. Obstetrix Medical Group OF Washington Inc PSEverett, WA

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

Ruth Manhuen Wei among 66 maternal & fetal medicine physician records in Arizona

Ruth Manhuen Wei, M.D. is one of 66 maternal & fetal medicine physician records with a practice address in Arizona. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 82% of them.

  • NPI issued2011 · 82% of these records are older, 14% newer
  • In a Medicare fileYes · 80% of these records are
  • In the CMS Doctors and Clinicians fileYes · 61% of these records are
  • Graduated2018 · median 1999 among the 40 with a school on file
  • Record last updated2018 · 44% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207VM0101X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Maternal & Fetal Medicine Physician providers in Arizona

There are 66 maternal & fetal medicine physician records in Arizona.

All 66 in Arizona → Every provider in Tucson → Maternal & Fetal Medicine Physician nationwide →

The 8 maternal & fetal medicine physician records with the nearest ZIP codes

  1. Kami Dixon, M.D.Tucson, AZ 857241144484072
  2. Karen Lesser, MDTucson, AZ 857241922105485
  3. Jessica Warffuel, MDTucson, AZ 857241215513254
  4. Laura Mroue, MDTucson, AZ 857191871090811
  5. Francene Gallousis, MDTucson, AZ 857151578558003
  6. Mary Connelly, M.D.Tucson, AZ 857121114972783
  7. Christine Farinelli, MDTucson, AZ 857121477714863
  8. Erica Heitmann, MDTucson, AZ 857121497965081

Common questions

What is Ruth Manhuen Wei, M.D.'s NPI number?

Ruth Manhuen Wei, M.D.'s National Provider Identifier (NPI) is 1588953178, issued on Apr 4, 2011. An NPI identifies a provider in billing; it is not a license.

Where is Ruth Manhuen Wei, M.D. located?

The NPPES record lists a practice address at 1501 N Campbell Ave FL 8, Tucson, AZ, 85724. Phone: (520) 694-6010. Providers update this record themselves, so call before visiting.

How can I verify Ruth Manhuen Wei, M.D.'s license?

NPPES lists Arizona license number R74975, 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.

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.