Dr. Jennifer Lynn Baker, MD
- Medicare services, 2024
- 134
- Medicare patients, 2024
- 71
- Part D claims, 2022
- 14
- Publications
- 16
- MIPS score, 2024
- 81
- Practice address
- 200 Medical Plz, Los Angeles, CA 90024
- Practice phone
- Call (310) 794-9206
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Peter Morton UCLA Medical Building
Los Angeles, California
Find Dr. Baker's professional email, personal email and mobile number
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Dr. Jennifer Lynn Baker is a general surgeon in Los Angeles, California
Dr. Baker practices at Peter Morton UCLA Medical Building in Los Angeles, California.
Dr. Baker's NPI, 1447504121, was assigned on November 2, 2012. Dr. Baker graduated from Carver College of Medicine in 2010. Dr. Baker holds California license A120237.
- NPI
- 1447504121NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2163772971
- NPI enumeration date
- November 2, 2012
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (310) 794-9206
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 42
- Medical school graduation
- 2010
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Jennifer Lynn Baker practices at Peter Morton UCLA Medical Building in Los Angeles, California
Dr. Baker's primary practice is Peter Morton UCLA Medical Building, at 200 Medical Plz, Los Angeles, CA 90024 in Los Angeles County. The practice phone is (310) 794-9206.
- Peter Morton UCLA Medical Building200 Medical Plz, Los Angeles, CA 90024 · Los Angeles CountyPhone(310) 794-9206
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Jennifer Lynn Baker is affiliated with 4 sites of care and 2 medical groups
Dr. Baker's primary practice is Peter Morton UCLA Medical Building in Los Angeles, California. Dr. Baker is also affiliated with Ronald Reagan UCLA Medical Center. The medical group on file is UCLA Surgical Oncology Associates. Dmand AI also links Dr. Baker to 1 more hospital, 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. Jennifer Lynn Baker's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Baker practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Peter Morton UCLA Medical Building | 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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Dr. Jennifer Lynn Baker is one of 2,926 general surgeons in California
Surgery is Dr. Baker's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Baker is board certified in surgery by the American Board of Surgery. Dmand AI has Dr. Baker's licenses on file in 2 states: California and New York.
Specialties and state licenses
- Surgery, CaliforniaPrimary
- New York license
Clinical focus
Dmand AI lists mastectomy among the conditions Dr. Baker treats.
General surgeons near Dr. Baker
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. Jennifer Lynn Baker billed Medicare for 134 services in 2024
CMS data shows 134 Medicare services from Dr. Baker across 7 procedure codes in 2024, for 71 Medicare patients. Medicare paid $26,470 for them.
Dr. Baker's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1292024: 8038%
- Surgery
- 2023: 1012024: 5447%
Where Dr. Baker's Medicare services took place, 2024
- In an office8060%
- In a facility5440%
Dr. Baker compared with the California median for general surgeons, 2024
- Dr. Baker
- California median
- Medicare services
- 134vs 16619% below
- Medicare patients
- 71vs 12141% below
- Part D claims
- 14vs 3459% below
Medians across 2,606 general surgeons in California with Dmand AI profiles that report each measure.
Dr. Baker'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. Baker and other general surgeons in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Jennifer Lynn Baker treated 71 Medicare patients in 2024, average age 71
CMS counts 71 Medicare patients who saw Dr. Baker in 2024. The largest group is 65 to 74, with 36 patients. 75% of them have cancer, and 70% have high cholesterol. 31% are also on Medicaid. Their average risk score is 1.65, 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. Baker's median patient age at 54, with 98% women.
Dr. Baker's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Chronic conditions among Dr. Baker's Medicare patients, 2024
- Cancer75%
- High cholesterol70%
- High blood pressure63%
- Arthritis55%
- Osteoporosis37%
- Mood disorders32%
- Depression30%
- Diabetes27%
Share of Medicare patients with each condition. A patient can have several.
Dr. Baker'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
- Women98%
- Men1%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Jennifer Lynn Baker wrote 14 Medicare Part D claims in 2022
In 2022, Dr. Baker wrote 14 Medicare Part D claims. Every claim was for a generic drug. They cover 1 drug, with $39 in total drug cost. In 2021, CMS named 14 claims across 1 drug.
Dr. Baker's most prescribed drugs by claims, 2022
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2021 to 2022
- 2021
- 2022
- Claims for drugs CMS names
- 2021: 142022: 14No change
Drugs named by CMS: 1 in 2022, 1 in 2021.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
Dr. Jennifer Lynn Baker scored 81 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 81 out of 100 for Dr. Baker for performance year 2024, reported as part of a group. Dr. Baker accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Baker as offering telehealth. CMS counts 51 procedures of mastectomy by Dr. Baker, more than 95% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. Baker's MIPS scores, performance year 2024
- 81of 100Final score
- 61.6of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 72of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Where Dr. Baker ranks in Medicare procedure volume
- Mastectomy
- 95th percentile51 procedures
- Melanoma (skin cancer) excision
- 72nd percentile17 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
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. Jennifer Lynn Baker has 16 publications on record
Dmand AI links 16 papers to Dr. Baker, published from 2014 to 2022. 2020 was the busiest year, with 3. The most frequent topics are Breast Neoplasms, Neoadjuvant Therapy and Antineoplastic Combined Chemotherapy Protocols. Dr. Baker's most frequent co-authors are Deanna J. Attai, MD, Carlie Kennedy Thompson, MD and Steven R. Cohen, M, D.
Dr. Baker's papers by year, 2014 to 2022
Topics Dr. Baker writes about most
- Breast Neoplasms
- Neoadjuvant Therapy
- Antineoplastic Combined Chemotherapy Protocols
- Breast
Dr. Baker's most frequent co-authors
- Deanna J. Attai, MD6 shared papers
- Carlie Kennedy Thompson, MD5 shared papers
- Steven R. Cohen, M, D3 shared papers
Recent publications by Dr. Baker
See who Dr. Baker researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Baker 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. Jennifer Lynn Baker received $1,069 in industry payments from 2016 to 2024
CMS Open Payments shows 16 general payments to Dr. Baker from 8 drug and device companies from 2016 to 2024. Food and beverage make up the largest share, 96% of the total. Elucent Medical paid the most, $347.
General payments to Dr. Baker by program year, 2016 to 2024
General payments to Dr. Baker by kind, 2016 to 2024
- Food and beverage$1,03296%
- Entertainment$374%
Companies that paid Dr. Baker the most, 2016 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Jennifer Lynn Baker graduated from Carver College of Medicine
Dr. Baker graduated from Carver College of Medicine in 2010.
- Medical school
- Board certified in surgery
Source: Dmand AI Professional Profile Data
Dr. Jennifer Lynn Baker accepts plans from 13 insurance carriers
Dr. Baker is in network with 13 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 9. Check the plan with the practice before a visit.
- Aetna
- Elevance
- Blue Cross Blue Shield of Michigan
- United Healthcare
- HCSC
- Blue Cross Blue Shield of Massachusetts
- Regence Health Plans
- Alliant Health Plans
- +5 more carriersWith a free account
Plan types Dr. Baker accepts, by number of carriers
- PPO9
- Medicare8
- HMO6
- EPO4
- POS4
Source: Dmand AI Insurance Network Data
Sources for Dr. Jennifer Lynn Baker'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) |
| 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. Jennifer Lynn Baker
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. Jennifer Lynn Baker's NPI number?
Dr. Jennifer Lynn Baker's NPI number is 1447504121. It was assigned on November 2, 2012, and it is active in the NPI Registry.
What kind of doctor is Dr. Jennifer Lynn Baker?
Dr. Jennifer Lynn Baker is a general surgeon in Los Angeles, California. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).
Where does Dr. Jennifer Lynn Baker practice?
Dr. Baker practices at 200 Medical Plz, Los Angeles, CA 90024. Dr. Baker's primary practice is Peter Morton UCLA Medical Building in Los Angeles, California. Dmand AI also links Dr. Baker to 1 hospital, 1 group practice or clinic and 1 medical group.
What is Dr. Jennifer Lynn Baker's office phone number?
The practice phone on file for Dr. Baker is (310) 794-9206.
What is Dr. Jennifer Lynn Baker's medical license number?
Dr. Baker holds California license A120237, one of the licenses on file in 2 states.
Which states has Dr. Jennifer Lynn Baker been licensed in?
Dmand AI has state licenses on file for Dr. Baker in California (2012 to 2026) and New York (2017 to 2019).
Which hospitals is Dr. Jennifer Lynn Baker affiliated with?
Dr. Baker is affiliated with Ronald Reagan UCLA Medical Center. Dmand AI links Dr. Baker to 1 more hospital.
What medical group is Dr. Jennifer Lynn Baker part of?
Dr. Baker is linked to UCLA Surgical Oncology Associates. Dmand AI links Dr. Baker to 1 more medical group.
Does Dr. Jennifer Lynn Baker accept Medicare?
Yes. CMS data shows Dr. Baker billed Medicare for 134 services in 2024, and Dr. Baker accepts Medicare assignment.
Does Dr. Jennifer Lynn Baker offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Baker as offering telehealth services.
Show 11 more questionsShow fewer questions
What is Dr. Jennifer Lynn Baker's MIPS score?
Dr. Baker's MIPS final score for performance year 2024 is 81 out of 100, reported as part of a group.
How many Medicare patients does Dr. Jennifer Lynn Baker see?
CMS counts 71 Medicare patients who saw Dr. Baker in 2024, with an average age of 71.
Is Dr. Jennifer Lynn Baker board certified?
Yes. Dr. Baker is board certified in surgery by the American Board of Surgery.
What services does Dr. Jennifer Lynn Baker bill to Medicare?
In 2024, Dr. Baker's most billed Medicare services were office visit, established patient (99213), office visit, new patient (99205) and surgery: skin and soft tissue (19301).
Where did Dr. Jennifer Lynn Baker go to medical school?
Dr. Baker graduated from Carver College of Medicine in 2010.
What drugs does Dr. Jennifer Lynn Baker prescribe most?
In 2022 Medicare Part D data, Dr. Baker's most prescribed drugs by claims were Oxycodone HCl.
Has Dr. Jennifer Lynn Baker received payments from drug or device companies?
CMS Open Payments shows $1,069 in general payments to Dr. Baker from 8 companies from 2016 to 2024. The largest total came from Elucent Medical.
How long has Dr. Jennifer Lynn Baker been practicing?
Dr. Baker graduated from medical school in 2010, 16 years ago.
Does Dr. Jennifer Lynn Baker do research?
Dmand AI links 16 publications to Dr. Baker, published from 2014 to 2022.
Who does Dr. Jennifer Lynn Baker publish with?
Dr. Baker's most frequent co-authors are Deanna J. Attai, MD (6 shared papers), Carlie Kennedy Thompson, MD (5 shared papers) and Steven R. Cohen, M, D (3 shared papers).
What insurance does Dr. Jennifer Lynn Baker accept?
Dr. Baker is in network with 13 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 9. Check the plan with the practice before a visit.
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