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ALEXIS MAE BAYUDAN
NPI 1467972158
Internal Medicine in San Francisco, CA

Active since June 22, 2017PECOS EnrolledAccepts Medicare Assignment
513 PARNASSUS AVE RM S-357, SAN FRANCISCO, CA 94143(415) 347-6314 Get Directions Write a Review

NPPES record last updated: May 31, 2020. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: May 31, 2020, Jun 22, 2017 (2 updates tracked since 2017).

About Alexis Mae Bayudan NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

ALEXIS MAE BAYUDAN (NPI 1467972158) is an individual internal medicine provider in San Francisco, California, licensed in Missouri (2017019563) and active in the NPI registry since June 2017. She is enrolled in Medicare PECOS and is a graduate of Other (2017).

NPPES Registry Identity

NPI1467972158
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameALEXIS MAE BAYUDAN
Location Address513 PARNASSUS AVE RM S-357San Francisco, CA 94143-2205
Mailing Address660 South Euclid Avenue, Department Of Medicine, Box 8121Saint Louis, MO 63110 · (314) 362-5000
Phone(415) 347-6314
Sole ProprietorNo
Medical School CMSOtherGraduated 2017
Enumeration DateJune 22, 2017
Last NPPES UpdateMay 31, 20202 updates tracked since enumeration
NPPES CertifiedMay 31, 2020
✔ NPI 1467972158 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in MO · 2017019563
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
513 PARNASSUS AVE RM S-357, San Francisco, CA 94143
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Other Identifiers 1

Other2017019563MO · Missouri Board Of Registration For The Healing Arts

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Alexis Mae Bayudan is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID1850662735
PECOS Enrollment IDI20240812003890
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 9

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Pathology examination of tissue using a microscope, intermediate complexity 88305
A pathology examination of tissue with intermediate complexity involves studying a small sample of your body tissue under a microscope. This helps in identifying any abnormal cells or signs of disease. It's a detailed process requiring expert analysis to ensure accurate results.
138 services59 patients
New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204
This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.
95 services95 patients
Removal of polyps or growths of large bowel using an endoscope with mechanical snare 45385
This procedure involves using a thin, flexible tube called an endoscope to examine the large bowel. If any abnormal growths or polyps are found, a tool called a mechanical snare is used to remove them. This is a common method to prevent potential health issues.
45 services45 patients
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 43239
This procedure involves using a thin, flexible tube with a light and camera, known as an endoscope, to examine the esophagus, stomach, and upper part of the small intestine. Small tissue samples are taken for further examination to help diagnose various conditions.
29 services29 patients
Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito G0500
Moderate sedation is a method where a physician uses medication to help you relax during a gastrointestinal endoscopy. An independent trained observer will be present to monitor your vital signs and ensure your safety throughout the procedure. It's a common and safe practice.
25 services25 patients
New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203
This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.
20 services20 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94143 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$153.83 typical visit price
range $69.00 – $202.35
Typical copayment $38.45 (range $17.25 – $50.58)
Most-billed visit code 99204
Established Patient
$119.48 typical visit price
range $23.44 – $166.46
Typical copayment $29.87 (range $5.86 – $41.61)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 3

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

JEANNE-MARIE GIARD
Internal Medicine (Gastroenterology)
513 PARNASSUS AVE RM S-357
SAN FRANCISCO, CA 94143
San Francisco County (415) 476-3143
DR. BRYCE TKACHUK MD
Student in an Organized Health Care Education/Training Program
513 PARNASSUS AVE RM S-357
SAN FRANCISCO, CA 94143
San Francisco County (628) 286-9847
DONNA ELIZABETH LEET MD
Internal Medicine
513 PARNASSUS AVE RM S-357
SAN FRANCISCO, CA 94143
San Francisco County (415) 502-4444

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Alexis Bayudan's NPI number?

The NPI number for Alexis Bayudan is 1467972158. It was assigned to this individual provider in the NPPES registry on June 22, 2017.

Where is Alexis Bayudan located?

Alexis Bayudan practices at 513 Parnassus Ave Rm S-357, San Francisco, CA 94143. The listed phone number is (415) 347-6314.

What is Alexis Bayudan's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Alexis Bayudan enrolled in Medicare?

Yes. Alexis Bayudan is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

When was this NPI record last updated?

The NPPES record for Alexis Bayudan was last updated on May 31, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.