Physician Profile
Unclaimed ProfileAbout NARVAEZ
Sergio R Narvaez, MD is a healthcare provider in Brooklyn, NY specialising in internal medicine. Sergio is also listed as specialising in nephrology.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Areas of Expertise
Common questions
What does Dr. Narvaez specialise in?
Dr. Narvaez is an internal medicine in Brooklyn, NY. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “INTERNAL MEDICINE”.
NPI registry
Where is Dr. Narvaez located?
Dr. Narvaez is listed at 577 PROSPECT AVENUE, Brooklyn, NY 11215. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Narvaez's phone number?
The number on file is (718) 369-1444. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Narvaez?
Dr. Narvaez's National Provider Identifier is 1215914833. 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
Where did Dr. Narvaez go to medical school?
Dr. Narvaez attended Other, graduating in 1997. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Narvaez have?
Dr. Narvaez has 29 years experience. Calculated from a graduation year of 1997, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Narvaez do most often?
According to Medicare billing data, Dr. Narvaez performs procedures including insertion of needle and/or tube into hemodialysis circuit and balloon dilation of dialysis segment with review by radiologist, balloon dilation of dialysis segment with review by radiologist and replacement of tunneled central venous tube; reads or performs imaging such as fluoroscopic guidance for insertion or removal of central vein access device; provides treatments such as use of a drug to induce depression of consciousness by physician performing a procedure , initial 15 minutes. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Narvaez's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Narvaez. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (718) 369-1444
- Email not available
Practice Locations
577 PROSPECT AVENUE
Brooklyn, NY 11215
Procedures Most Often Billed to Medicare
6,168 services · 500 patients · 13 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Insertion of needle and/or tube into hemodialysis circuit and balloon dilation of dialysis segment with review by radiologist | Procedure | 36902 |
76 |
| Insertion of needle and/or tube into hemodialysis circuit and balloon dilation of dialysis segment with review by radiologist | Procedure | 36902 |
70 |
| Balloon dilation of dialysis segment with review by radiologist | Procedure | 36907 |
26 |
| Balloon dilation of dialysis segment with review by radiologist | Procedure | 36907 |
23 |
| Replacement of tunneled central venous tube | Procedure | 36581 |
20 |
| Insertion of needle and/or tube into hemodialysis circuit with review by radiologist | Procedure | 36901 |
17 |
| Removal and/or dissolving of blood clot in hemodialysis circuit and balloon dilation of dialysis segment with imaging review by radiologist, with balloon tube | Procedure | 36905 |
14 |
| Removal and/or dissolving of blood clot in hemodialysis circuit and balloon dilation of dialysis segment with imaging review by radiologist, with balloon tube | Procedure | 36905 |
13 |
| Fluoroscopic guidance for insertion or removal of central vein access device | Imaging | 77001 |
26 |
| Fluoroscopic guidance for insertion or removal of central vein access device | Imaging | 77001 |
14 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
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Claim this profileRelated providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
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 internal medicines in Brooklyn 8
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
More connections — 15 related providers in 2 groups
Class of 1997 at Other 7
Providers who graduated from the same medical school in the same year.
Also performs Insertion of needle and/or tube into hemodialysis circuit and balloon dilation of dialysis segment with review by radiologist 8
Providers in NY who bill this service to Medicare most often.
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.