Nat Rev Dis Primers
Dr. Johanna V. Basa, MD
- Medicare services, 2024
- 17
- Medicare patients, 2024
- 53
- Part D claims, 2024
- 38
- Publications
- 6
- MIPS score, 2024
- 60
- Practice address
- 1505 Wilson Ter, Glendale, CA 91206
- Practice phone
- Call (323) 264-2633
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Surgical Multispecialties Medical Group
Glendale, California
Find Dr. Basa'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.
Dr. Johanna V. Basa is a general surgeon in Glendale, California
Dr. Basa practices at Surgical Multispecialties Medical Group in Glendale, California.
Dr. Basa's NPI, 1821326380, was assigned on November 21, 2009. Dr. Basa graduated from Drexel University College Of Medicine in 2009. Dr. Basa holds California license A136671.
- NPI
- 1821326380NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0143521625
- NPI enumeration date
- November 21, 2009
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (323) 264-2633
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 43
- Medical school graduation
- 2009
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Johanna V. Basa practices at Surgical Multispecialties Medical Group in Glendale, California
Dr. Basa's primary practice is Surgical Multispecialties Medical Group, at 1505 Wilson Ter, Glendale, CA 91206 in Los Angeles County. The practice phone is (323) 264-2633.
- Surgical Multispecialties Medical Group1505 Wilson Ter, Glendale, CA 91206 · Los Angeles CountyPhone(323) 264-2633
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Johanna V. Basa is affiliated with 5 sites of care and 2 medical groups
Dr. Basa's primary practice is Surgical Multispecialties Medical Group in Glendale, California. Dr. Basa is also affiliated with Adventist Health Glendale. The medical group on file is Surgical Multispecialties Medical Group. Dmand AI also links Dr. Basa to 2 more hospitals, 1 group practice or clinic 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 Dr. Johanna V. Basa's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Basa practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Surgical Multispecialties Medical Group | Available with a free account |
| +4 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Johanna V. Basa is one of 2,926 general surgeons in California
Surgery is Dr. Basa's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Basa is board certified in surgery by the American Board of Surgery. Dmand AI has Dr. Basa's licenses on file in 2 states: California and Pennsylvania.
Specialties and state licenses
- Surgery, CaliforniaPrimary
- Pennsylvania license
Clinical focus
Dmand AI lists appendectomy, colon removal, gallbladder removal and groin hernia surgery among the conditions Dr. Basa treats.
General surgeons near Dr. Basa
Counts of general surgeons 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
Dr. Johanna V. Basa billed Medicare for 17 services in 2024
CMS data shows 17 Medicare services from Dr. Basa across 1 procedure code in 2024, for 53 Medicare patients. Medicare paid $2,411 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Basa's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 942024: 1782%
Dr. Basa compared with the California median for general surgeons, 2024
- Dr. Basa
- California median
- Medicare services
- 17vs 16690% below
- Medicare patients
- 53vs 12156% below
- Part D claims
- 22vs 3435% below
Medians across 2,606 general surgeons in California with Dmand AI profiles that report each measure.
Dr. Basa'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 Dr. Basa and other general surgeons in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Johanna V. Basa treated 53 Medicare patients in 2024, average age 69
CMS counts 53 Medicare patients who saw Dr. Basa in 2024. The largest group is 65 to 74, with 27 patients. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 2.83, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Basa's median patient age at 54, with 59% women.
Dr. Basa's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Basa's Medicare patients by sex, 2024
- Women3668%
- Men1732%
Chronic conditions among Dr. Basa's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Diabetes58%
- Arthritis53%
- Chronic kidney disease42%
- Mood disorders40%
- Heart failure38%
- Ischemic heart disease38%
Share of Medicare patients with each condition. A patient can have several.
Dr. Basa's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 54
Patient panel by sex, all payers
- Women59%
- Men40%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Johanna V. Basa wrote 38 Medicare Part D claims in 2024
In 2024, Dr. Basa wrote 38 Medicare Part D claims for 33 patients. 100% of them were for generic drugs. CMS names the drug for 22 of them, across 1 drug with 11 or more claims each, at $59 in total drug cost. In 2023, CMS named 15 claims across 1 drug.
Dr. Basa'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 Dr. Basa's Part D claims, 2024
- Opioids79%30 of 38 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 152024: 2247%
Drugs named by CMS: 1 in 2024, 1 in 2023.
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
Dr. Johanna V. Basa scored 60 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 60 out of 100 for Dr. Basa for performance year 2024, reported as part of a group. Dr. Basa accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Basa's MIPS scores, performance year 2024
- 60of 100Final score
- 67of 100Quality
- 0of 100Improvement Activities
- 77of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Colonoscopy: 1 to 10 procedures (CMS shows small counts as a range)
Hernia repair (minimally invasive): 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)
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Dr. Johanna V. Basa has 6 publications on record
Dmand AI links 6 papers to Dr. Basa, published from 2013 to 2015. 2014 was the busiest year, with 3. Dr. Basa's most frequent co-authors are Gainosuke Sugiyama, MD, Antonio E. Alfonso, MD and Daniel Tandel Chang, MD.
Dr. Basa's papers by year, 2013 to 2015
Dr. Basa's most frequent co-authors
- Gainosuke Sugiyama, MD3 shared papers
- Antonio E. Alfonso, MD1 shared paper
- Daniel Tandel Chang, MD1 shared paper
Recent publications by Dr. Basa
Int J Surg Case Rep
See who Dr. Basa researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Basa works with, so you can find a warm path to the right general surgeons.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Johanna V. Basa received $36,812 in industry payments from 2016 to 2025
CMS Open Payments shows 158 general payments to Dr. Basa from 28 drug and device companies from 2016 to 2025. Education make up the largest share, 68% of the total. Intuitive Surgical, Inc. paid the most, $30,816.
General payments to Dr. Basa by program year, 2016 to 2025
General payments to Dr. Basa by kind, 2016 to 2025
- Education$25,00068%
- Travel and lodging$6,00816%
- Food and beverage$5,79316%
- Gifts$100%
Companies that paid Dr. Basa the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Johanna V. Basa graduated from Drexel University College Of Medicine
Dr. Basa graduated from Drexel University College Of Medicine in 2009. Dr. Basa is a member of American Association of Endocrine Surgeons, ACS and AAS.
- Medical school
- Board certified in surgery
Source: Dmand AI Professional Profile Data
Dr. Johanna V. Basa accepts plans from 9 insurance carriers
Dr. Basa is in network with 9 carriers, including Aetna, Blue Cross Blue Shield of Michigan and LA Care. Medicare plans come from the most carriers, 8. Check the plan with the practice before a visit.
- Aetna
- Blue Cross Blue Shield of Michigan
- LA Care
- Blue Cross Blue Shield of Massachusetts
- HCSC
- Molina
- Regence Health Plans
- CMS Medicare
- +1 more carriersWith a free account
Plan types Dr. Basa accepts, by number of carriers
- Medicare8
- HMO5
- PPO5
- POS2
- EPO1
- Medicaid1
Source: Dmand AI Insurance Network Data
Sources for Dr. Johanna V. Basa'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)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network 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 Dr. Johanna V. Basa
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Johanna V. Basa's NPI number?
Dr. Johanna V. Basa's NPI number is 1821326380. It was assigned on November 21, 2009, and it is active in the NPI Registry.
What kind of doctor is Dr. Johanna V. Basa?
Dr. Johanna V. Basa is a general surgeon in Glendale, California. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).
Where does Dr. Johanna V. Basa practice?
Dr. Basa practices at 1505 Wilson Ter, Glendale, CA 91206. Dr. Basa's primary practice is Surgical Multispecialties Medical Group in Glendale, California. Dmand AI also links Dr. Basa to 2 hospitals, 1 group practice or clinic and 1 medical group.
What is Dr. Johanna V. Basa's office phone number?
The practice phone on file for Dr. Basa is (323) 264-2633.
What is Dr. Johanna V. Basa's medical license number?
Dr. Basa holds California license A136671, one of the licenses on file in 2 states.
Which states has Dr. Johanna V. Basa been licensed in?
Dmand AI has state licenses on file for Dr. Basa in California (2015 to 2027) and Pennsylvania (2014 to 2016).
Which hospitals is Dr. Johanna V. Basa affiliated with?
Dr. Basa is affiliated with Adventist Health Glendale. Dmand AI links Dr. Basa to 2 more hospitals.
What medical group is Dr. Johanna V. Basa part of?
Dr. Basa is linked to Surgical Multispecialties Medical Group. Dmand AI links Dr. Basa to 1 more medical group.
Does Dr. Johanna V. Basa accept Medicare?
Yes. CMS data shows Dr. Basa billed Medicare for 17 services in 2024, and Dr. Basa accepts Medicare assignment.
What is Dr. Johanna V. Basa's MIPS score?
Dr. Basa's MIPS final score for performance year 2024 is 60 out of 100, reported as part of a group.
Show 10 more questionsShow fewer questions
How many Medicare patients does Dr. Johanna V. Basa see?
CMS counts 53 Medicare patients who saw Dr. Basa in 2024, with an average age of 69.
Is Dr. Johanna V. Basa board certified?
Yes. Dr. Basa is board certified in surgery by the American Board of Surgery.
What services does Dr. Johanna V. Basa bill to Medicare?
In 2024, Dr. Basa's most billed Medicare services were hospital inpatient care (99223).
Where did Dr. Johanna V. Basa go to medical school?
Dr. Basa graduated from Drexel University College Of Medicine in 2009.
What drugs does Dr. Johanna V. Basa prescribe most?
In 2024 Medicare Part D data, Dr. Basa's most prescribed drugs by claims were Hydrocodone-Acetaminophen.
Has Dr. Johanna V. Basa received payments from drug or device companies?
CMS Open Payments shows $36,812 in general payments to Dr. Basa from 28 companies from 2016 to 2025. The largest total came from Intuitive Surgical, Inc.
How long has Dr. Johanna V. Basa been practicing?
Dr. Basa graduated from medical school in 2009, 17 years ago.
Does Dr. Johanna V. Basa do research?
Dmand AI links 6 publications to Dr. Basa, published from 2013 to 2015.
Who does Dr. Johanna V. Basa publish with?
Dr. Basa's most frequent co-authors are Gainosuke Sugiyama, MD (3 shared papers), Antonio E. Alfonso, MD (1 shared paper) and Daniel Tandel Chang, MD (1 shared paper).
What insurance does Dr. Johanna V. Basa accept?
Dr. Basa is in network with 9 carriers, including Aetna, Blue Cross Blue Shield of Michigan and LA Care. Medicare plans come from the most carriers, 8. Check the plan with the practice before a visit.
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