NPPES file of Aug 9, 2026

Mo-Ping Marlene Tham, DO

Family Medicine Physician · Tamuning, GU

Mo-Ping Marlene Tham, DO is a family medicine physician with a practice address in Tamuning, Guam, and NPI 1851462139, issued on Nov 10, 2006. Check the license with the Guam board that licenses this profession; 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
1851462139
Name
Mo-Ping Marlene Tham
Credential
DO
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
M5540 TX
Self-reported in NPPES; status is on the state search
Practice location
548 Marine Corps Dr., Tamuning, GU 96913
Phone
(671) 646-5825
Enumerated
Nov 10, 2006
Record last updated
May 12, 2016 (not updated in 10 years: call before relying on the address or phone)
Medicaid IDs
190830302 TX
190830301 TX
Medicare enrollment
Enrolled (PECOS I20141114002014); 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

Verify Mo-Ping Marlene Tham in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Guam board licenses this professionCheck 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
Find the Guam 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 family medicine physician in 2024

93 Medicare Part D claims for 52 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.

  1. Mo-Ping Tham93
  2. Specialty average3,544

Most prescribed

  1. Mupirocin12 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.

Bills Medicare through one group practice

  1. Takecare Insurance Company IncTamuning, GU

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

Mo-Ping Marlene Tham among 46 family medicine physician records in Guam

Mo-Ping Marlene Tham, DO is one of 46 family medicine physician records with a practice address in Guam. 65% 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 2% of them.

  • NPI issued2006 · 2% of these records are older, 78% newer
  • In a Medicare fileYes · 65% of these records are
  • In the CMS Doctors and Clinicians fileYes · 52% of these records are
  • Graduated2001 · median 2007 among the 24 with a school on file
  • Record last updated2016 · 37% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Guam practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

22 family medicine physician records list a practice address in Tamuning

They are 22 of the 411 NPPES records with a practice address in Tamuning, and 46 family medicine physician records in Guam.

The 8 family medicine physician records with the nearest ZIP codes

  1. Vincent Akimoto, MDUpper Tumon, GU 969131396871919
  2. Ugochukwu Akoma, M.D.Tamuning, GU 969131417157397
  3. Mary Beckett, MDTamuning, GU 969131669443024
  4. Jitka Lom, M.D.Tamuning, GU 969131790754679
  5. Gemma Mercado, M.D.Tamuning, GU 969131992844583
  6. Shishin Miyagi, M.DTamuning, GU 969131912226713
  7. Julie Namm, M.D.Tamuning, GU 969131740515030
  8. Hoa Nguyen, MDUpper Tumon, GU 969131215086152

Common questions

What is Mo-Ping Marlene Tham, DO's NPI number?

Mo-Ping Marlene Tham, DO's National Provider Identifier (NPI) is 1851462139, issued on Nov 10, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Mo-Ping Marlene Tham, DO located?

The NPPES record lists a practice address at 548 Marine Corps Dr., Tamuning, GU, 96913. Phone: (671) 646-5825. Providers update this record themselves, so call before visiting.

How can I verify Mo-Ping Marlene Tham, DO's license?

Search the Guam board that licenses this profession; the NPPES record confirms identity only.

How much does Mo-Ping Marlene Tham, DO prescribe under Medicare Part D?

In 2024, Mo-Ping Marlene Tham, DO had 93 Medicare Part D claims for 52 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.

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.