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Edit this profileAt a glance
- 999 N Tustin Ave Ste 1, Santa Ana, CA 92705
About Dr. Singh
Narindar Singh, M.D. practices internal medicine in Santa Ana, CA. Narindar is a 1972 graduate of New York Medical College. Narindar is also listed as specializing in critical care medicine and pulmonary disease. Medicare claims data shows Narindar provided 1,481 services to 650 patients. The services billed most often include critical care, first 30-74 minutes, subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes, and established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more. The provider's National Provider Identifier (NPI) is 1992805683.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (714) 836-6800
- Email not available
Practice Locations
999 N TUSTIN AVE STE 1
Santa Ana, CA 92705
Conditions Commonly Evaluated or Treated
Within Internal Medicine generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Most searched conditions
- Allergies
- Diabetes
- Flu
- Hypothyroidism
- Strep throat
- UTI
Cardiometabolic
Digestive and liver
Endocrine, blood, and bone
Infectious disease
Kidney and urinary
Respiratory
Blood & Circulation
Blood disorders
- Anemia
Brain & Nerves
Brain and nerves
- Vertigo
Cardiac and vascular
Digestive
Heart & Circulation
- Heart disease
Infections
Kidney & Bladder
Lungs & Breathing
Mental Health
Neurologic and behavioral
Pain
Rheumatologic and pain
Procedures & services
Most searched procedures
- Annual physical
- Blood test
- Flu shot
- Medicare wellness visit
- Sick visit
- TB test
- Well-woman exam
Preventive and evaluation
- Medication management
- Post-hospital transitional care
Screening and diagnostic testing
- EKG
- Spirometry
Bones & Joints
Brain and nerves
Cancer screening
- Colon Cancer Screening Referral
- Mammogram Referral
Digestive
Exams & Consultations
- Pre-Op Clearance Exam
Heart & Circulation
- Blood Pressure Check
- Heart monitor
Heart health
- Cardiac Stress Test Referral
Imaging referral
- Abdominal Ultrasound Referral
Immunizations
Lab tests
- Urinalysis
Lungs & Breathing
- At-Home Sleep Study Order
Metabolic & Weight
- Weight Loss Injections and Medication
Minor procedures
Office procedures
Office Procedures
- Skin Tag and Mole Removal
- Vitamin B12 Injections
- Wart Removal
Pain management
Preventive & Routine Care
Screenings & Diagnostics
- Bone Density Scan Referral
- Diabetes Screening and A1C Test
Sexual health
- STI Testing
Procedures Most Often Billed to Medicare
1,481 services · 650 patients · 11 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Irrigation and suction of lung airways to obtain cells using an endoscope | Procedure | 31624 |
17 | As often as other peers in Internal Medicine |
| Evaluation of use of breathing device | Treatment | 94664 |
51 | More often than most peers in Internal Medicine |
| Test to examine how well the lungs exchange gases | Treatment | 94729 |
49 | As often as other peers in Internal Medicine |
| Test to measure expiratory airflow and volume changes before and after medication administration | Treatment | 94060 |
49 | As often as other peers in Internal Medicine |
| Test to determine lung volumes using sensors | Treatment | 94726 |
39 | As often as other peers in Internal Medicine |
| Test to determine lung volumes using gas dilution or washout | Treatment | 94727 |
30 | As often as other peers in Internal Medicine |
| Critical care, first 30-74 minutes | Office visit | 99291 |
765 | More than most peers in Internal Medicine |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | Office visit | 99233 |
225 | More often than most peers in Internal Medicine |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
176 | As often as other peers in Internal Medicine |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
44 | As often as other peers in Internal Medicine |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Related specialists at this location 5
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other internists in Santa Ana 8
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at New York Medical College 8
Other providers in the same specialty who trained at the same institution.
Class of 1972 at New York Medical College 8
Providers who graduated from the same medical school in the same year.
Also performs Irrigation and suction of lung airways to obtain cells using an endoscope 8
Providers in CA who bill this service to Medicare most often.
Common questions
What is Narindar Singh's specialty?
Narindar Singh is an internist in Santa Ana, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Internal Medicine”.
NPI registry
Where can I find Narindar Singh?
Narindar Singh is listed at 999 N Tustin Ave Ste 1, Santa Ana, CA 92705. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Narindar Singh?
The number on file is (714) 836-6800. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Narindar Singh?
Narindar Singh's National Provider Identifier is 1992805683. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
What is Narindar Singh's education?
Narindar Singh attended New York Medical College, graduating in 1972. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Narindar Singh have?
Narindar Singh has 54 years experience. Calculated from a graduation year of 1972, reported in the CMS National Downloadable File.
CMS public data
What is Narindar Singh known for?
According to Medicare billing data, Narindar Singh performs procedures including irrigation and suction of lung airways to obtain cells using an endoscope; provides treatments such as evaluation of use of breathing device and test to examine how well the lungs exchange gases, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Narindar Singh's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Narindar Singh. If this is you, claiming it is free.
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