Provider Profile
Erica Mascarenhas
Unclaimed ProfileAbout Erica Mascarenhas
Erica Mascarenhas practices internal medicine in Stanford, CA. According to Medicare claims data, Erica cared for 67 Medicare patients across 70 services. The services billed most often include established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more and visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient'. The provider's National Provider Identifier (NPI) is 1114554474.
Factual summary compiled by Guide.md from public records; not written by this provider.
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
- (650) 723-5948
- Email not available
Practice Locations
300 PASTEUR DR
Stanford, CA 94305
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
Brain & Nerves
Brain and nerves
Cardiac and vascular
Digestive
Heart & Circulation
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
Bones & Joints
Brain and nerves
Cancer screening
- Colon Cancer Screening Referral
- Mammogram Referral
Digestive
Exams & Consultations
Heart & Circulation
Heart health
- Cardiac Stress Test Referral
Imaging referral
- Abdominal Ultrasound Referral
Immunizations
Lab tests
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
Sexual health
- STI Testing
Procedures Most Often Billed to Medicare
70 services · 67 patients · 2 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
39 | Less often than most peers in Internal Medicine |
| Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient' | Billing code | G2211 |
31 | Less often than most 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.
Other internists at this location 4
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 8
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.
More connections — 4 related providers in 1 group
Common questions
What is Erica Mascarenhas's specialty?
Erica Mascarenhas is an internist in Stanford, 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 Erica Mascarenhas?
Erica Mascarenhas is listed at 300 Pasteur Dr, Stanford, CA 94305. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Erica Mascarenhas?
The number on file is (650) 723-5948. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Erica Mascarenhas's NPI number?
Erica Mascarenhas's National Provider Identifier is 1114554474. 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
How long has Erica Mascarenhas been practicing?
Erica Mascarenhas has 6+ years experience. Registered with an NPI since 2020. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.
NPI registry
What is Erica Mascarenhas known for?
According to Medicare billing data, Erica Mascarenhas 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
Has Erica Mascarenhas confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Erica Mascarenhas. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.