MS. JOSEFINA SANCHEZ BACA-ASHER PA-C
NPI 1477796688
Physician Assistant in Redwood City, CA

Q: What is Josefina Baca-asher's NPI number?

The NPI number for Josefina Baca-asher is 1477796688. It was assigned to this individual provider in the NPPES registry on April 17, 2009.

Q: What is Josefina Baca-asher's specialty?

The primary specialty registered for this NPI is Physician Assistant with taxonomy code 363A00000X.

Active since April 17, 2009PECOS EnrolledAccepts Medicare Assignment

450 BROADWAY ST, REDWOOD CITY, CA 94063(650) 250-2584(650) 721-3420 Get Directions Write a Review

NPPES record last updated: June 3, 2019. Verified against the NPPES registry weekly; last sync: August 30, 2026.

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About Ms. Josefina Sanchez Baca-asher Pa-c NPPES

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

MS. JOSEFINA SANCHEZ BACA-ASHER PA-C (NPI 1477796688) is an individual physician assistant in Redwood City, California, licensed in California (PA53721) and active in the NPI registry since April 2009. She is enrolled in Medicare PECOS, maintains a secondary practice location in Redwood City, and is a graduate of Other (2008).

NPPES Registry Identity

NPI1477796688

Entity TypeIndividualFemale

Primary Taxonomy363A00000X

Provider Legal NameMS. JOSEFINA SANCHEZ BACA-ASHERCredential: PA-C

Location Address450 BROADWAY STRedwood City, CA 94063

Mailing Address450 Broadway St Fl A1Redwood City, CA 94063-3132 · (650) 250-2584 · Fax (650) 498-5947

Phone(650) 250-2584

Fax(650) 721-3420

Sole ProprietorNo

Medical School CMSOtherGraduated 2008

Enumeration DateApril 17, 2009

Last NPPES UpdateJune 3, 2019

✔ NPI 1477796688 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363A00000X

License✔ Licensed in CA · PA53721

Definition

A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.

450 BROADWAY ST, Redwood City, CA 94063

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Secondary Practice Location 1

Location 1450 Broadway StRedwood City, CA 94063 · Phone (650) 250-2584 · Fax (650) 721-3420

Other Identifiers 1

OtherPA53721CA · Physician Assistant License

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

Ms. Josefina Sanchez Baca-asher Pa-c 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 ID5294880704

PECOS Enrollment IDI20170515001486

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 13

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.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

202 services182 patients

Injection, triamcinolone acetonide, not otherwise specified, 10 mg J3301

Triamcinolone acetonide is a medication used to reduce inflammation in the body. It's given as a 10 mg injection for conditions like allergies, arthritis, or skin problems. The injection helps to decrease swelling, redness, and itching.

136 services28 patients

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

110 services99 patients

Replacement of thigh bone and hip joint with prosthesis 27130

This procedure, known as hip arthroplasty, involves replacing your damaged thigh bone and hip joint with artificial parts, called a prosthesis. It helps relieve pain, improve mobility, and enhance your quality of life.

65 services63 patients

Aspiration and/or injection of fluid large joint using ultrasound guidance 20611

This procedure involves using ultrasound technology to accurately locate a large joint, usually the knee or shoulder. A needle is then inserted to either extract fluid (aspiration) or inject medication. The ultrasound helps ensure precision and safety.

55 services41 patients

X-ray of knee, 1-2 views 73560

An X-ray of the knee with 1-2 views is a quick, painless test that produces images of the knee bones. It helps identify fractures, infections, or changes in the knee joint. During the procedure, you'll be asked to stay still while the X-ray machine captures the images.

49 services40 patients

Replacement of knee joint, both sides of knee 27447

A bilateral knee joint replacement is a procedure where the damaged parts of both your knee joints are replaced with artificial parts. It aims to relieve pain and improve mobility. The process involves a surgical operation under anesthesia.

47 services46 patients

X-ray of knee, 4 or more views 73564

An X-ray of the knee, 4 or more views, is a non-invasive imaging test. It involves capturing multiple images of your knee from different angles. This helps in diagnosing conditions such as fractures, arthritis, or infections. The procedure is quick and painless.

47 services39 patients

Replacement of knee joint on side of knee 27446

A knee joint replacement on one side, also known as unicompartmental knee replacement, is a surgical procedure where damaged parts of the knee joint are replaced with artificial parts. This helps to reduce pain and improve mobility. It's typically done under general anesthesia.

38 services38 patients

X-ray of lower and sacral spine, 2-3 views 72100

An X-ray of the lower and sacral spine involves capturing images of your lower back area, including the tailbone. This procedure helps in identifying problems like fractures, infections, or deformities. 2-3 different angle views provide a comprehensive picture.

38 services38 patients

X-ray of hip, minimum of 4 views 73503

An X-ray of the hip with a minimum of 4 views is a non-invasive procedure that uses a small amount of radiation to produce images of the hip joint from different angles. This helps to diagnose conditions such as fractures, arthritis, or other abnormalities. It's a quick, painless process.

29 services29 patients

X-ray of hip, 2-3 views 73502

An X-ray of the hip with 2-3 views is a non-invasive imaging test. It uses a small amount of radiation to produce pictures of the hip joint. These images help in diagnosing conditions like fractures, arthritis, or other abnormalities. The process is quick and painless.

28 services27 patients

X-ray of hip, 1 view 73501

An X-ray of the hip, 1 view, is a quick, painless test where a small amount of radiation is used to produce images of the hip joint. This helps in diagnosing conditions like arthritis or fractures. You'll be positioned so that the X-ray machine can capture the best image of your hip.

25 services23 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94063 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

$104.51 typical visit price

range $69.00 – $202.35

Typical copayment $26.12 (range $17.25 – $50.58)

Most-billed visit code 99203

Established Patient

$84.91 typical visit price

range $23.44 – $166.46

Typical copayment $21.22 (range $5.86 – $41.61)

Most-billed visit code 99213

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 20

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

ALEXANDER CASPARY-ISAR

Physical Therapist (Orthopedic)

450 BROADWAY ST
REDWOOD CITY, CA 94063

San Mateo County (850) 766-7720

DR. CHRISTOPHER HARLOW LADD DO

Anesthesiology (Pain Medicine)

450 BROADWAY ST
REDWOOD CITY, CA 94063

San Mateo County (650) 723-6316

MRS. GLENDA LOUISE SWETMAN M.D.

Dermatology

450 BROADWAY ST, PAVILION C, 2ND FLOOR, MC 5334
REDWOOD CITY, CA 94063

San Mateo County (650) 721-7194

AMY XIN YIN M.D.

Student in an Organized Health Care Education/Training Program

450 BROADWAY ST
REDWOOD CITY, CA 94063

San Mateo County (650) 725-6134

SARAH A SILVERMAN PSY.D.

Psychologist (Health)

450 BROADWAY ST, PAVILION B, 2ND FLOOR
REDWOOD CITY, CA 94063

San Mateo County (650) 498-3931

BEATA JANE VAYNGORTIN MD

Student in an Organized Health Care Education/Training Program

450 BROADWAY ST
REDWOOD CITY, CA 94063

San Mateo County (650) 721-7669

TANIA MAE MENDOZA GOLO-ATKIN BSN, RN, AMB-BC

Registered Nurse (Orthopedic)

450 BROADWAY ST
REDWOOD CITY, CA 94063

San Mateo County (650) 723-5643

MISS KATE LAUREN KEVORKEN PT, DPT

Physical Therapist (Orthopedic)

450 BROADWAY ST, PAVILION B31, 3RD FLOOR
REDWOOD CITY, CA 94063

San Mateo County (650) 725-5106

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 Josefina Baca-asher's NPI number?

The NPI number for Josefina Baca-asher is 1477796688. It was assigned to this individual provider in the NPPES registry on April 17, 2009.

Where is Josefina Baca-asher located?

Josefina Baca-asher practices at 450 Broadway St, Redwood City, CA 94063. The listed phone number is (650) 250-2584.

What is Josefina Baca-asher's specialty?

The primary specialty registered for this NPI is Physician Assistant with taxonomy code 363A00000X.

Is Josefina Baca-asher enrolled in Medicare?

Yes. Josefina Baca-asher 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 Josefina Baca-asher was last updated on June 3, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.