Josefina Sanchez Baca-Asher, PA-C
- Medicare services, 2024
- 869
- Medicare patients, 2024
- 299
- Part D claims, 2024
- 548
- Hospital affiliations
- 1
- Industry payments
- $618
- Practice address
- 23550 Hawthorne Blvd, Torrance, CA 90505
- Practice phone
- Call (310) 378-7445
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Skypark Surgery Center Inc.
Torrance, California
Find Josefina Baca-Asher's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Josefina Sanchez Baca-Asher is a physician assistant in Torrance, California
Josefina Baca-Asher practices at Skypark Surgery Center Inc. in Torrance, California.
Josefina Baca-Asher's NPI, 1477796688, was assigned on April 17, 2009. Josefina Baca-Asher holds California license PA53721.
- NPI
- 1477796688NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5294880704
- NPI enumeration date
- April 17, 2009
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (310) 378-7445
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 44
- Medical school graduation
- 2008
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Josefina Sanchez Baca-Asher practices at Skypark Surgery Center Inc. in Torrance, California
Josefina Baca-Asher's primary practice is Skypark Surgery Center Inc., at 23550 Hawthorne Blvd, Torrance, CA 90505 in Los Angeles County. The practice phone is (310) 378-7445.
- Skypark Surgery Center Inc.23550 Hawthorne Blvd, Torrance, CA 90505 · Los Angeles CountyPhone(310) 378-7445
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Josefina Sanchez Baca-Asher is affiliated with 4 sites of care and 2 medical groups
Josefina Baca-Asher's primary practice is Skypark Surgery Center Inc. in Torrance, California. Josefina Baca-Asher is also affiliated with Torrance Memorial Medical Center. The medical group on file is Torrance Memorial Physician Network. Dmand AI also links Josefina Baca-Asher to 2 more group practices and clinics and 1 medical group, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Josefina Sanchez Baca-Asher's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Josefina Baca-Asher practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Skypark Surgery Center Inc. | Available with a free account |
| +3 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Josefina Sanchez Baca-Asher is one of 11,482 physician assistants in California
Physician assistant is Josefina Baca-Asher's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Josefina Baca-Asher is board certified in certified physician assistant by the National Commission on Certification of Physician Assistants (NCCPA). Josefina Baca-Asher is licensed in California.
Specialties and state licenses
- Physician assistant, CaliforniaPrimary
Clinical focus
Dmand AI lists arthritis, bursitis, fibromyalgia and chronic pain, insomnia, joint pain, knee injury, lower back pain and rheumatoid arthritis among the conditions Josefina Baca-Asher treats.
Physician assistants near Josefina Baca-Asher
Counts of physician assistants with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Josefina Sanchez Baca-Asher billed Medicare for 869 services in 2024
CMS data shows 869 Medicare services from Josefina Baca-Asher across 13 procedure codes in 2024, for 299 Medicare patients. Medicare paid $53,632 for them.
Josefina Baca-Asher's Medicare services by type, 2024
- Office and hospital visits312
- Imaging216
- Surgery205
- Drugs given in the office136
Where Josefina Baca-Asher's Medicare services took place, 2024
- In an office71983%
- In a facility15017%
Josefina Baca-Asher compared with the California median for physician assistants, 2024
- Josefina Baca-Asher
- California median
- Medicare services
- 869vs 2044.3 times
- Medicare patients
- 299vs 1052.8 times
- Part D claims
- 474vs 24395% above
Medians across 7,065 physician assistants in California with Dmand AI profiles that report each measure.
Josefina Baca-Asher's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Medicare shows one payer. Book a meeting to get commercial claims data for Josefina Baca-Asher and other physician assistants in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Josefina Sanchez Baca-Asher treated 299 Medicare patients in 2024, average age 75
CMS counts 299 Medicare patients who saw Josefina Baca-Asher in 2024. The largest group is 65 to 74, with 135 patients. 75% of them have arthritis, and 75% have high blood pressure. 11% are also on Medicaid. Their average risk score is 1.02, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Josefina Baca-Asher's median patient age at 72, with 64% women.
Josefina Baca-Asher's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Josefina Baca-Asher's Medicare patients by sex, 2024
- Women19866%
- Men10134%
Chronic conditions among Josefina Baca-Asher's Medicare patients, 2024
- Arthritis75%
- High blood pressure75%
- High cholesterol75%
- Diabetes28%
- Mood disorders25%
- Chronic kidney disease24%
- Depression23%
- Anxiety22%
Share of Medicare patients with each condition. A patient can have several.
Josefina Baca-Asher's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 72
Patient panel by sex, all payers
- Women64%
- Men35%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Josefina Sanchez Baca-Asher wrote 548 Medicare Part D claims in 2024
In 2024, Josefina Baca-Asher wrote 548 Medicare Part D claims for 263 patients. 97% of them were for generic drugs. CMS names the drug for 474 of them, across 10 drugs with 11 or more claims each, at $4,018 in total drug cost.
Josefina Baca-Asher's Part D claims by kind of drug, 2024
- Generic530 claims97%
- Brand-name18 claims3%
Josefina Baca-Asher's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Josefina Baca-Asher's Part D claims, 2024
- Opioids29%160 of 548 claims
- Antibiotics3%15 of 548 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Josefina Sanchez Baca-Asher takes part in Medicare
Josefina Baca-Asher accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Josefina Sanchez Baca-Asher received $618 in industry payments from 2024 to 2025
CMS Open Payments shows 19 general payments to Josefina Baca-Asher from 3 drug and device companies from 2024 to 2025. Food and beverage make up the largest share, 100% of the total. Stryker Corporation paid the most, $529.
General payments to Josefina Baca-Asher by program year, 2024 to 2025
Companies that paid Josefina Baca-Asher the most, 2024 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Josefina Sanchez Baca-Asher is board certified in certified physician assistant
Josefina Baca-Asher is a member of AAPA and California Association of Physician Assistants.
- Board certified in certified physician assistant
Source: Dmand AI Professional Profile Data
Sources for Josefina Sanchez Baca-Asher's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Josefina Sanchez Baca-Asher
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Josefina Sanchez Baca-Asher's NPI number?
Josefina Sanchez Baca-Asher's NPI number is 1477796688. It was assigned on April 17, 2009, and it is active in the NPI Registry.
What does Josefina Sanchez Baca-Asher specialize in?
Josefina Sanchez Baca-Asher is a physician assistant in Torrance, California. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Josefina Sanchez Baca-Asher practice?
Josefina Baca-Asher practices at 23550 Hawthorne Blvd, Torrance, CA 90505. Josefina Baca-Asher's primary practice is Skypark Surgery Center Inc. in Torrance, California. Dmand AI also links Josefina Baca-Asher to 2 group practices and clinics and 1 medical group.
What is Josefina Sanchez Baca-Asher's office phone number?
The practice phone on file for Josefina Baca-Asher is (310) 378-7445.
What is Josefina Sanchez Baca-Asher's medical license number?
Josefina Baca-Asher holds California license PA53721.
Which hospitals is Josefina Sanchez Baca-Asher affiliated with?
Josefina Baca-Asher is affiliated with Torrance Memorial Medical Center.
What medical group is Josefina Sanchez Baca-Asher part of?
Josefina Baca-Asher is linked to Torrance Memorial Physician Network. Dmand AI links Josefina Baca-Asher to 1 more medical group.
Does Josefina Sanchez Baca-Asher accept Medicare?
Yes. CMS data shows Josefina Baca-Asher billed Medicare for 869 services in 2024, and Josefina Baca-Asher accepts Medicare assignment.
How many Medicare patients does Josefina Sanchez Baca-Asher see?
CMS counts 299 Medicare patients who saw Josefina Baca-Asher in 2024, with an average age of 75.
Is Josefina Sanchez Baca-Asher board certified?
Yes. Josefina Baca-Asher is board certified in certified physician assistant by the National Commission on Certification of Physician Assistants (NCCPA).
Show 4 more questionsShow fewer questions
What services does Josefina Sanchez Baca-Asher bill to Medicare?
In 2024, Josefina Baca-Asher's most billed Medicare services were office visit, established patient (99214), injected or infused drug (J3301) and office visit, established patient (99213).
What drugs does Josefina Sanchez Baca-Asher prescribe most?
In 2024 Medicare Part D data, Josefina Baca-Asher's most prescribed drugs by claims were Celecoxib, Hydrocodone-Acetaminophen and Diclofenac Sodium.
Has Josefina Sanchez Baca-Asher received payments from drug or device companies?
CMS Open Payments shows $618 in general payments to Josefina Baca-Asher from 3 companies from 2024 to 2025. The largest total came from Stryker Corporation.
How long has Josefina Sanchez Baca-Asher been practicing?
Josefina Baca-Asher graduated from medical school in 2008, 18 years ago.
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