Dr. Jonathan Louis Baker, MD
- Medicare services, 2022
- 24
- Part D claims, 2024
- 14
- Industry payments
- $295
- Affiliated sites
- 3
- Medical groups
- 2
- Practice address
- 2630 First Avenue, San Diego, CA 92103
- Practice phone
- Call (619) 234-0648
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
San Diego Community Health Center
FQHC - Main Site · San Diego, California
Find Dr. Baker'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. Jonathan Louis Baker is a family medicine physician in San Diego, California
Dr. Baker practices at San Diego Community Health Center in San Diego, California.
Dr. Baker's NPI, 1184954455, was assigned on January 7, 2010. Dr. Baker graduated from UCSF School of Medicine in 1996. Dr. Baker holds California license A64312.
- NPI
- 1184954455NPI Registry (opens in a new tab)
- NPI enumeration date
- January 7, 2010
- NPI status
- Active
- Practice phone
- (619) 234-0648
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 56
- Medical school graduation
- 1996
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Jonathan Louis Baker practices at San Diego Community Health Center in San Diego, California
Dr. Baker's primary practice is San Diego Community Health Center, at 2630 First Avenue, San Diego, CA 92103. The practice phone is (619) 234-0648.
- San Diego Community Health Center2630 First Avenue, San Diego, CA 92103Phone(619) 234-0648
Source: Dmand AI Affiliation Data
Dr. Jonathan Louis Baker is affiliated with 3 sites of care and 2 medical groups
Dr. Baker's primary practice is San Diego Community Health Center in San Diego, California. The medical group on file is San Diego Community Health Center. Dmand AI also links Dr. Baker to 1 more behavioral health center, 1 government or correctional health site and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Jonathan Louis 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 |
|---|---|
| San Diego Community Health Center | Available with a free account |
| +2 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Jonathan Louis Baker is one of 15,680 family medicine physicians in California
Family medicine is Dr. Baker's primary specialty in the NPI Registry, under taxonomy code 207Q00000X. Dr. Baker is board certified in family medicine by the American Board of Family Medicine. Dr. Baker is licensed in California.
Specialties and state licenses
- Family medicine, CaliforniaPrimary
Clinical focus
Dmand AI lists acne, acute sinusitis, anxiety, arthritis, carpal tunnel syndrome, chronic diabetes, conjunctivitis and contact dermatitis among the conditions Dr. Baker treats.
Family medicine physicians near Dr. Baker
Counts of family medicine physicians 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. Jonathan Louis Baker billed Medicare for 24 services in 2022
CMS data shows 24 Medicare services from Dr. Baker across 2 procedure codes in 2022. Medicare paid $471 for them. Every service was in an office.
Dr. Baker's Medicare services by type, 2021 to 2022
- 2021
- 2022
- Tests and treatments
- 2021: 02022: 12
- Other services
- 2021: 152022: 1220%
Dr. Baker compared with the California median for family medicine physicians, 2022
- Dr. Baker
- California median
- Medicare services
- 24vs 24690% below
- Part D claims
- 465vs 83344% below
Medians across 15,349 family medicine physicians in California with Dmand AI profiles that report each measure.
Dr. Baker's most billed Medicare procedure codes, 2022
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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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Jonathan Louis Baker's patients have a median age of 48
Across all payers, Dmand AI patient panel data puts Dr. Baker's median patient age at 48, with 46% women.
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 48
Patient panel by sex, all payers
- Women46%
- Men54%
Source: Dmand AI Patient Panel Data
Dr. Jonathan Louis Baker wrote 14 Medicare Part D claims in 2024
In 2024, Dr. Baker wrote 14 Medicare Part D claims for 12 patients. 93% of them were for generic drugs. They cover 17 drugs, with $16,563 in total drug cost. In 2022, CMS named 885 claims across 30 drugs.
Dr. Baker's Part D claims by kind of drug, 2024
- Generic13 claims93%
- Brand-name and other1 claims7%
Dr. Baker's most prescribed drugs by claims, 2023
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, 2022 to 2023
- 2022
- 2023
- Claims for drugs CMS names
- 2022: 8852023: 46547%
Drugs named by CMS: 17 in 2023, 30 in 2022.
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
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Dr. Jonathan Louis Baker received $295 in industry payments from 2017 to 2021
CMS Open Payments shows 18 general payments to Dr. Baker from 12 drug and device companies from 2017 to 2021. Food and beverage make up the largest share, 95% of the total. Janssen Pharmaceuticals, Inc paid the most, $65.
General payments to Dr. Baker by program year, 2017 to 2021
General payments to Dr. Baker by kind, 2017 to 2021
- Food and beverage$28195%
- Education$145%
Companies that paid Dr. Baker the most, 2017 to 2021
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Jonathan Louis Baker graduated from UCSF School of Medicine
Dr. Baker graduated from UCSF School of Medicine in 1996.
- Medical school
- Board certified in family medicine
Source: Dmand AI Professional Profile Data
Dr. Jonathan Louis Baker accepts plans from 4 insurance carriers
Dr. Baker is in network with 4 carriers, including Blue Cross Blue Shield of Massachusetts, HCSC and Molina. Medicare plans come from the most carriers, 4. Check the plan with the practice before a visit.
- Blue Cross Blue Shield of Massachusetts
- HCSC
- Molina
- Regence Health Plans
Plan types Dr. Baker accepts, by number of carriers
- Medicare4
- PPO3
- HMO1
Source: Dmand AI Insurance Network Data
Sources for Dr. Jonathan Louis 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 | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy 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 Data |
| 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) |
| 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. Jonathan Louis 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. Jonathan Louis Baker's NPI number?
Dr. Jonathan Louis Baker's NPI number is 1184954455. It was assigned on January 7, 2010, and it is active in the NPI Registry.
What kind of doctor is Dr. Jonathan Louis Baker?
Dr. Jonathan Louis Baker is a family medicine physician in San Diego, California. The primary specialty in the NPI Registry is Family Medicine Physician (taxonomy code 207Q00000X).
Where does Dr. Jonathan Louis Baker practice?
Dr. Baker practices at 2630 First Avenue, San Diego, CA 92103. Dr. Baker's primary practice is San Diego Community Health Center in San Diego, California. Dmand AI also links Dr. Baker to 1 behavioral health center, 1 government or correctional health site and 1 medical group.
What is Dr. Jonathan Louis Baker's office phone number?
The practice phone on file for Dr. Baker is (619) 234-0648.
What is Dr. Jonathan Louis Baker's medical license number?
Dr. Baker holds California license A64312.
What medical group is Dr. Jonathan Louis Baker part of?
Dr. Baker is linked to San Diego Community Health Center. Dmand AI links Dr. Baker to 1 more medical group.
Does Dr. Jonathan Louis Baker accept Medicare?
Yes. CMS data shows Dr. Baker billed Medicare for 24 services in 2022.
Is Dr. Jonathan Louis Baker board certified?
Yes. Dr. Baker is board certified in family medicine by the American Board of Family Medicine.
What services does Dr. Jonathan Louis Baker bill to Medicare?
In 2022, Dr. Baker's most billed Medicare services were medical service (0134A) and medical service (91313).
Where did Dr. Jonathan Louis Baker go to medical school?
Dr. Baker graduated from UCSF School of Medicine in 1996.
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What drugs does Dr. Jonathan Louis Baker prescribe most?
In 2023 Medicare Part D data, Dr. Baker's most prescribed drugs by claims were Gabapentin, Lisinopril and Atorvastatin Calcium.
Has Dr. Jonathan Louis Baker received payments from drug or device companies?
CMS Open Payments shows $295 in general payments to Dr. Baker from 12 companies from 2017 to 2021. The largest total came from Janssen Pharmaceuticals, Inc.
How long has Dr. Jonathan Louis Baker been practicing?
Dr. Baker graduated from medical school in 1996, 30 years ago.
What insurance does Dr. Jonathan Louis Baker accept?
Dr. Baker is in network with 4 carriers, including Blue Cross Blue Shield of Massachusetts, HCSC and Molina. Medicare plans come from the most carriers, 4. Check the plan with the practice before a visit.
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