Nirupam Singh, MD
NPI 1427099753 · Internal Medicine Physician · Newport Beach, CA
Enrolled with Medicare as Practitioner - Critical Care (intensivists) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nirupam Singh, MD is a Internal Medicine Physician provider in Newport Beach, CA (NPI 1427099753).
Provider details
- NPI number
- 1427099753
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A79527 (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 tenure38% of score
20 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 · 23 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Tiotropium Bromidebrand: Spiriva Respimat | 195 | 65 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 168 | 65 |
| Budesonide/Formoterol Fumaratebrand: Breyna | 158 | 41 |
| Fluticasone Propion/Salmeterolbrand: Wixela Inhub | 90 | 28 |
| Ciclesonidebrand: Alvesco | 83 | 31 |
| Tiotropium Br/Olodaterol Hclbrand: Stiolto Respimat | 72 | 27 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-06-09
- Last updated
- 2021-12-15
Frequently asked questions
- What is Nirupam Singh's NPI number?
- Nirupam Singh's National Provider Identifier (NPI) is 1427099753, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nirupam Singh's specialty?
- Nirupam Singh is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Nirupam Singh located?
- Nirupam Singh's practice location on file with NPPES is 1 Hoag Dr, Newport Beach, CA 92663-4162.
- What is Nirupam Singh's phone number?
- The practice phone number listed in the NPPES registry for Nirupam Singh is (949) 764-6876.
- Does Nirupam Singh accept Medicare?
- Nirupam Singh is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nirupam Singh's NPI active?
- Yes — Nirupam Singh's NPI (1427099753) is active in the NPPES registry as of the last update on 2021-12-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.