Umber Chohan, M.D.
NPI 1942452776 · Infectious Disease Physician · Fontana, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Umber Chohan, M.D. is a Infectious Disease Physician provider in Fontana, CA (NPI 1942452776).
Provider details
- NPI number
- 1942452776
- Entity type
- Individual
- Primary specialty
- Infectious Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- A93351 (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 · 46 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atovaquone/Proguanil Hclbrand: Atovaquone-Proguanil Hcl | 136 | 128 |
| Atorvastatin Calcium | 136 | 41 |
| Poliomyelitis Vaccine, Killedbrand: Ipol | 120 | 120 |
| Hepatitis a Virus Vaccine/Pfbrand: Havrix | 119 | 117 |
| Tamsulosin Hcl | 66 | 17 |
| Typhoid Vi Polysacch Vaccinebrand: Typhim Vi | 53 | 53 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-10-10
- Last updated
- 2021-12-01
- Certified
- 2021-12-01
Frequently asked questions
- What is Umber Chohan's NPI number?
- Umber Chohan's National Provider Identifier (NPI) is 1942452776, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Umber Chohan's specialty?
- Umber Chohan is listed in the NPPES registry with a primary specialty of Infectious Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Umber Chohan located?
- Umber Chohan's practice location on file with NPPES is 9961 Sierra Ave, Fontana, CA 92335-6720.
- What is Umber Chohan's phone number?
- The practice phone number listed in the NPPES registry for Umber Chohan is (909) 427-5000.
- Does Umber Chohan accept Medicare?
- Umber Chohan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Umber Chohan's NPI active?
- Yes — Umber Chohan's NPI (1942452776) is active in the NPPES registry as of the last update on 2021-12-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.