NPPES file of Aug 9, 2026

Maria Melissa Sangalang Samaniego, MD

Family Medicine Physician · Agana Heights, GU

Maria Melissa Sangalang Samaniego, MD is a family medicine physician with a practice address in Agana Heights, Guam, and NPI 1063545002, issued on Mar 13, 2007. Check the license (Guam M-1413, as entered in NPPES) 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
1063545002
Name
Maria Melissa Sangalang Samaniego
Credential
MD
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
M-1413 GU
Self-reported in NPPES; status is on the state search
Practice location
498 Chalan Palosyo, Agana Heights, GU 96910
Phone
(671) 475-5760
Enumerated
Mar 13, 2007
Record last updated
Jan 16, 2025
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 498 Chalan Palosyo

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

  1. Kyle Arevalo, MSN/ED, RN, AMB-BCRegistered Nurse1396596227
  2. Lovelle Baza, LCSWClinical Social Worker1689398208
  3. Rachel Ceria, RNRegistered Nurse1780435842
  4. Wilson Datario, PHARM.D.Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist1447853361
  5. Maryann Dizon, RNRegistered Nurse1124879002
  6. Erica Dawn Escalante, LCSWClinical Social Worker1952534877

Verify Maria Melissa Sangalang Samaniego in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Guam board licenses this profession
    Search for license M-1413
    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
Find the Guam license search

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100% fewer Medicare Part D claims than the average family medicine physician in 2024

15 Medicare Part D claims, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Maria Melissa Samaniego15
  2. Specialty average3,544

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.

Maria Melissa Sangalang Samaniego among 46 family medicine physician records in Guam

Maria Melissa Sangalang Samaniego, MD 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 2007, is newer than 22% of them.

  • NPI issued2007 · 22% of these records are older, 59% newer
  • In a Medicare fileYes · 65% of these records are
  • In the CMS Doctors and Clinicians fileNo · 52% of these records are
  • Record last updated2025 · 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).

10 family medicine physician records list a practice address in Agana Heights

They are 10 of the 146 NPPES records with a practice address in Agana Heights, and 46 family medicine physician records in Guam.

The 8 family medicine physician records with the nearest ZIP codes

  1. Yosselin Arroyo-Galvan, M.DAgana Heights, GU 969101942864715
  2. Ann Carnevale, MDAgana Heights, GU 969101457009300
  3. Rodger Carter, DOAgana Heights, GU 969101124605951
  4. Elizabeth Conlon, MDAgana Heights, GU 969101134787062
  5. Matthew Edinger, DOAgana Heights, GU 969101740867142
  6. Davina Lujan, M.D.Hagatna, GU 969101003850462
  7. Ian Richardson, M.D.,Chalan Pago, GU 969101790878932
  8. Amanda Waller, DOAgana Heights, GU 969101346743127

Common questions

What is Maria Melissa Sangalang Samaniego, MD's NPI number?

Maria Melissa Sangalang Samaniego, MD's National Provider Identifier (NPI) is 1063545002, issued on Mar 13, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Maria Melissa Sangalang Samaniego, MD located?

The NPPES record lists a practice address at 498 Chalan Palosyo, Agana Heights, GU, 96910. Phone: (671) 475-5760. Providers update this record themselves, so call before visiting.

How can I verify Maria Melissa Sangalang Samaniego, MD's license?

NPPES lists Guam license number M-1413, as entered by the provider. Search the Guam board that licenses this profession; the NPPES record confirms identity only.

How much does Maria Melissa Sangalang Samaniego, MD prescribe under Medicare Part D?

In 2024, Maria Melissa Sangalang Samaniego, MD had 15 Medicare Part D claims; 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.