Mohan Mallam, M.D.
NPI 1538161443 · Geriatric Medicine (Internal Medicine) Physician · Barstow, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mohan Mallam, M.D. is a Geriatric Medicine (Internal Medicine) Physician provider in Barstow, CA (NPI 1538161443).
Provider details
- NPI number
- 1538161443
- Entity type
- Individual
- Primary specialty
- Geriatric Medicine (Internal Medicine) PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- A42919 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
20 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 · 43 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Furosemide | 99 | 33 |
| Atorvastatin Calcium | 89 | 29 |
| Sertraline Hcl | 77 | 26 |
| Tamsulosin Hcl | 69 | 20 |
| Prednisone | 62 | 20 |
| Trazodone Hcl | 53 | 14 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$34 across 1 record (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
- 2005-08-10
- Last updated
- 2008-03-11
Frequently asked questions
- What is Mohan Mallam's NPI number?
- Mohan Mallam's National Provider Identifier (NPI) is 1538161443, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mohan Mallam's specialty?
- Mohan Mallam is listed in the NPPES registry with a primary specialty of Geriatric Medicine (Internal Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is Mohan Mallam located?
- Mohan Mallam's practice location on file with NPPES is 303 E Buena Vista St, Barstow, CA 92311-2803.
- What is Mohan Mallam's phone number?
- The practice phone number listed in the NPPES registry for Mohan Mallam is (760) 256-4601.
- Does Mohan Mallam accept Medicare?
- Mohan Mallam is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mohan Mallam's NPI active?
- Yes — Mohan Mallam's NPI (1538161443) is active in the NPPES registry as of the last update on 2008-03-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.