Julie S. Namm, M.D.
Family Medicine Physician · Tamuning, GU
Julie S. Namm, M.D. is a family medicine physician with a practice address in Tamuning, Guam, and NPI 1740515030, issued on Oct 5, 2009. Check the license (Guam M-1653, as entered in NPPES) with the Guam board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Julie S. Namm
- Credential
- M.D.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License numbers
- M-1653 GU
A106667 CA
Self-reported in NPPES; status is on the state search - Practice location
- 388 Ypao RD, Tamuning, GU 96913
- Phone
- (671) 646-8881
- Enumerated
- Oct 5, 2009
- Record last updated
- Dec 7, 2020 (not updated in 6 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20220208002766); accepts Medicare assignment
- Medical or professional school
- Loma Linda University School Of Medicine, 2007
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 46 in Guam → Look up another NPI →
Also registered at 388 Ypao RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Arnie Lou Baker, NPFamily Nurse Practitioner1487132973
- Alison Chong, FNPFamily Nurse Practitioner1073111712
- Dae-Eil ChongPhysical Therapist1831474410
- Phyllis Collins, C.N.P.Nurse Practitioner1780629378
- Angeline David, DRPH, MHS, RDRegistered Dietitian1538586581
- Daniel Debardeleben, MDFamily Medicine Physician1598253379
Verify Julie S. Namm in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Guam board licenses this profession
Search for license M-1653Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
89% fewer Medicare Part D claims than the average family medicine physician in 2024
373 Medicare Part D claims for 29 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims.
Most prescribed
- Losartan Potassium35 claims
- Atorvastatin Calcium34 claims
- Metoprolol Succinate31 claims
- Amlodipine Besylate28 claims
- Levothyroxine Sodium27 claims
- Warfarin Sodium14 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
- Todu Guam Foundation, Ltd.Tamuning, GU
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Julie S. Namm among 46 family medicine physician records in Guam
Julie S. Namm, M.D. 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 2009, is newer than 41% of them.
- NPI issued2009 · 41% of these records are older, 54% newer
- In a Medicare fileYes · 65% of these records are
- In the CMS Doctors and Clinicians fileYes · 52% of these records are
- Graduated2007 · median 2007 among the 24 with a school on file
- Record last updated2020 · 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.
All 46 in Guam → Every provider in Tamuning → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Vincent Akimoto, MDUpper Tumon, GU 969131396871919
- Ugochukwu Akoma, M.D.Tamuning, GU 969131417157397
- Mary Beckett, MDTamuning, GU 969131669443024
- Jitka Lom, M.D.Tamuning, GU 969131790754679
- Gemma Mercado, M.D.Tamuning, GU 969131992844583
- Shishin Miyagi, M.DTamuning, GU 969131912226713
- Hoa Nguyen, MDUpper Tumon, GU 969131215086152
- Luan Nguyen, M.D.Tamuning, GU 969131124331160
Common questions
What is Julie S. Namm, M.D.'s NPI number?
Julie S. Namm, M.D.'s National Provider Identifier (NPI) is 1740515030, issued on Oct 5, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Julie S. Namm, M.D. located?
The NPPES record lists a practice address at 388 Ypao RD, Tamuning, GU, 96913. Phone: (671) 646-8881. Providers update this record themselves, so call before visiting.
How can I verify Julie S. Namm, M.D.'s license?
NPPES lists Guam license number M-1653, as entered by the provider. Search the Guam board that licenses this profession; the NPPES record confirms identity only.
How much does Julie S. Namm, M.D. prescribe under Medicare Part D?
In 2024, Julie S. Namm, M.D. had 373 Medicare Part D claims for 29 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.