Narindar Singh, M.D.
NPI 1992805683 · Pulmonary Disease Physician · Santa Ana, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Narindar Singh, M.D. is a Pulmonary Disease Physician provider in Santa Ana, CA (NPI 1992805683).
Provider details
- NPI number
- 1992805683
- Entity type
- Individual
- Primary specialty
- Pulmonary Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- G31568 (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 tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
1,481 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. 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 .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Critical Care, First 30-74 Minutes99291 | 765 | $217 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 225 | $122 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 176 | $138 |
| Evaluation of Use of Breathing Device94664 | 51 | $21 |
| Test to Measure Expiratory Airflow and Volume Changes Before and After Medication Administration94060 | 49 | $44 |
| Test to Examine How Well the Lungs Exchange Gases94729 | 49 | $65 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 19 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Fluticasone/Umeclidin/Vilanterbrand: Trelegy Ellipta | 82 | 19 |
| Fluticasone/Vilanterolbrand: Breo Ellipta | 49 | 11 |
| Nintedanib Esylatebrand: Ofev | 44 | — |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 40 | 14 |
| Budesonide/Formoterol Fumaratebrand: Breyna | 32 | — |
| Budesonide/Glycopyr/Formoterolbrand: Breztri Aerosphere | 31 | 11 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$352 across 17 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
- 2006-09-23
- Last updated
- 2023-03-07
- Certified
- 2020-03-30
Frequently asked questions
- What is Narindar Singh's NPI number?
- Narindar Singh's National Provider Identifier (NPI) is 1992805683, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Narindar Singh's specialty?
- Narindar Singh is listed in the NPPES registry with a primary specialty of Pulmonary Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Narindar Singh located?
- Narindar Singh's practice location on file with NPPES is 999 N Tustin Ave Ste 1, Santa Ana, CA 92705-3530.
- What is Narindar Singh's phone number?
- The practice phone number listed in the NPPES registry for Narindar Singh is (714) 836-6800.
- Does Narindar Singh accept Medicare?
- Narindar Singh is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Narindar Singh's NPI active?
- Yes — Narindar Singh's NPI (1992805683) is active in the NPPES registry as of the last update on 2023-03-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.