Mona Singh, MD
NPI 1013193150 · Internal Medicine Physician · San Diego, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mona Singh, MD is a Internal Medicine Physician provider in San Diego, CA (NPI 1013193150).
Provider details
- NPI number
- 1013193150
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- Yes
- License
- A98578 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
18 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 · 26 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Losartan Potassium | 118 | 49 |
| Calcitriol | 112 | 42 |
| Amlodipine Besylate | 94 | 41 |
| Furosemide | 92 | 46 |
| Sevelamer Carbonate | 67 | 31 |
| Carvedilol | 66 | 28 |
| Potassium Chloride | 54 | 27 |
| Allopurinol | 49 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$78 across 2 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-01-19
- Last updated
- 2021-11-03
- Certified
- 2021-11-03
Frequently asked questions
- What is Mona Singh's NPI number?
- Mona Singh's National Provider Identifier (NPI) is 1013193150, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mona Singh's specialty?
- Mona Singh is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Mona Singh located?
- Mona Singh's practice location on file with NPPES is 4510 Viewridge Ave, San Diego, CA 92123-1637.
- What is Mona Singh's phone number?
- The practice phone number listed in the NPPES registry for Mona Singh is (877) 236-0333.
- Does Mona Singh accept Medicare?
- Mona Singh is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mona Singh's NPI active?
- Yes — Mona Singh's NPI (1013193150) is active in the NPPES registry as of the last update on 2021-11-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.