Physician Profile
Shefali Talwar, M.D. practices infectious disease in San Mateo, CA. Shefali is a 1997 graduate of State University of New York at Stony Brook, School of Medicine. Medicare claims data shows Shefali provided 518 services to 267 patients. The services billed most often include subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes, subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes, and initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
39 N SAN MATEO DR STE 4
San Mateo, CA 94401
Within Infectious Disease generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Most searched conditions
Bacterial infections
Bones & joints
Cardiovascular
Digestive infections
Fungal infections
General symptoms
Neurological infections
Parasitic infections
Post-infection conditions
Respiratory infections
Sexually transmitted infections
Skin & soft tissue
Travel-related infections
Urinary tract
Viral infections
Most searched procedures
Allergy & immunology
Allergy & Pharmacology
Antiviral treatments
Consultation & second opinions
Diagnostic evaluations
Diagnostics & screening
Gastrointestinal treatments
Infusions & Medications
Lab testing & monitoring
Medication management
Prevention & Prophylaxis
Prevention & prophylaxis
Travel medicine
518 services · 267 patients · 6 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
196 | As often as other peers in Infectious Disease |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | Office visit | 99233 |
122 | As often as other peers in Infectious Disease |
| Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | Office visit | 99223 |
94 | More often than most peers in Infectious Disease |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
83 | More often than most peers in Infectious Disease |
| Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and | Billing code | G0180 |
12 | |
| New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more | Office visit | 99205 |
11 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Shefali Talwar is an infectious disease specialist in San Mateo, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Infectious Disease”.
NPI registry
Shefali Talwar is listed at 39 N San Mateo Dr Ste 4, San Mateo, CA 94401. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (650) 897-4554. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Shefali Talwar's National Provider Identifier is 1376557843. 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
Shefali Talwar attended State University of New York at Stony Brook, School of Medicine, graduating in 1997. This comes from the CMS National Downloadable File.
CMS public data
Shefali Talwar has 29 years experience. Calculated from a graduation year of 1997, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Shefali Talwar the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by Shefali Talwar. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.