Monica Laimayum, MD
NPI 1861626798 · Family Medicine Physician · Martinez, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Monica Laimayum, MD is a Family Medicine Physician provider in Martinez, CA (NPI 1861626798).
Provider details
- NPI number
- 1861626798
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- A121946 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
17 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 55 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 221 | 83 |
| Amlodipine Besylate | 110 | 42 |
| Levothyroxine Sodium | 106 | 27 |
| Losartan Potassium | 100 | 35 |
| Lisinopril | 99 | 39 |
| Metformin Hcl | 80 | 33 |
| Famotidine | 72 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2009-05-06
- Last updated
- 2015-10-29
Frequently asked questions
- What is Monica Laimayum's NPI number?
- Monica Laimayum's National Provider Identifier (NPI) is 1861626798, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Monica Laimayum's specialty?
- Monica Laimayum is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Monica Laimayum located?
- Monica Laimayum's practice location on file with NPPES is 2500 Alhambra Ave, Martinez, CA 94553-3156.
- What is Monica Laimayum's phone number?
- The practice phone number listed in the NPPES registry for Monica Laimayum is (925) 370-5200.
- Does Monica Laimayum accept Medicare?
- Monica Laimayum is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Monica Laimayum's NPI active?
- Yes — Monica Laimayum's NPI (1861626798) is active in the NPPES registry as of the last update on 2015-10-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.