Dr. Diosdado A. Baja Jr., MD
- Medicare services, 2024
- 42
- Medicare patients, 2024
- 138
- Hospital affiliations
- 2
- Industry payments
- $237
- Medical group
- 1
- Practice address
- 4077 5th Ave, San Diego, CA 92103
- Practice phone
- Call (619) 294-8111
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Baja's professional email, personal email and mobile number
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Dr. Diosdado A. Baja Jr. is an anesthesiologist in San Diego, California
Dr. Baja practices at Scripps Mercy Hospital San Diego in San Diego, California, part of Scripps Health.
Dr. Baja's NPI, 1801201553, was assigned on June 20, 2014. Dr. Baja graduated from Meharry Medical College School of Medicine in 2014. Dr. Baja holds California license A141564.
- NPI
- 1801201553NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9830448786
- NPI enumeration date
- June 20, 2014
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (619) 294-8111
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 38
- Medical school graduation
- 2014
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Diosdado A. Baja Jr. practices at Scripps Mercy Hospital San Diego in San Diego, California
Dr. Baja's primary practice is Scripps Mercy Hospital San Diego, at 4077 5th Ave, San Diego, CA 92103 in San Diego County. The practice phone is (619) 294-8111.
- Scripps Mercy Hospital San Diego4077 5th Ave, San Diego, CA 92103 · San Diego CountyPhone(619) 294-8111
Source: Dmand AI Affiliation Data
Dr. Diosdado A. Baja Jr. is affiliated with 3 sites of care and 1 medical group
Dr. Baja's primary practice is Scripps Mercy Hospital San Diego in San Diego, California, part of Scripps Health. Dr. Baja is also affiliated with Scripps Green Hospital. The medical group on file is Anesthesia Service Medical Group (ASMG). Dmand AI also links Dr. Baja to 1 more group practice or clinic, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Diosdado A. Baja Jr.'s practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Baja practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Scripps Mercy Hospital San Diego | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Diosdado A. Baja Jr. is one of 6,593 anesthesiologists in California
Anesthesiology is Dr. Baja's primary specialty in the NPI Registry, under taxonomy code 207L00000X. Dr. Baja is licensed in California.
Specialties and state licenses
- Anesthesiology, CaliforniaPrimary
Anesthesiologists near Dr. Baja
Counts of anesthesiologists 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. Diosdado A. Baja Jr. billed Medicare for 42 services in 2024
CMS data shows 42 Medicare services from Dr. Baja across 2 procedure codes in 2024, for 138 Medicare patients. Medicare paid $4,734 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Baja's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Anesthesia
- 2023: 432024: 422%
Dr. Baja compared with the California median for anesthesiologists, 2024
- Dr. Baja
- California median
- Medicare services
- 42vs 7242% below
- Medicare patients
- 138vs 143Close to median
Medians across 5,562 anesthesiologists in California with Dmand AI profiles that report each measure.
Dr. Baja'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. Baja and other anesthesiologists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Diosdado A. Baja Jr. treated 138 Medicare patients in 2024, average age 75
CMS counts 138 Medicare patients who saw Dr. Baja in 2024. The largest group is 65 to 74, with 76 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 19% are also on Medicaid. Their average risk score is 1.58, 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. Baja's median patient age at 68, with 45% women.
Dr. Baja's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Baja's Medicare patients by sex, 2024
- Women5842%
- Men8058%
Chronic conditions among Dr. Baja's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis57%
- Ischemic heart disease36%
- Diabetes30%
- Mood disorders27%
- Atrial fibrillation26%
- Anxiety25%
Share of Medicare patients with each condition. A patient can have several.
Dr. Baja's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 68
Patient panel by sex, all payers
- Women45%
- Men55%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
How Dr. Diosdado A. Baja Jr. takes part in Medicare
Dr. Baja 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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Dr. Diosdado A. Baja Jr. received $237 in industry payments in 2019
CMS Open Payments shows 3 general payments to Dr. Baja from 3 drug and device companies in 2019. Food and beverage make up the largest share, 100% of the total. Mallinckrodt Enterprises LLC paid the most, $121.
Companies that paid Dr. Baja the most, 2019 to 2019
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Diosdado A. Baja Jr. graduated from Meharry Medical College School of Medicine
Dr. Baja graduated from Meharry Medical College School of Medicine in 2014.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Diosdado A. Baja Jr.'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 DataMedicare Physician & Other Practitioners - 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 Dr. Diosdado A. Baja Jr.
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. Diosdado A. Baja Jr.'s NPI number?
Dr. Diosdado A. Baja Jr.'s NPI number is 1801201553. It was assigned on June 20, 2014, and it is active in the NPI Registry.
What kind of doctor is Dr. Diosdado A. Baja Jr.?
Dr. Diosdado A. Baja Jr. is an anesthesiologist in San Diego, California. The primary specialty in the NPI Registry is Anesthesiology Physician (taxonomy code 207L00000X).
Where does Dr. Diosdado A. Baja Jr. practice?
Dr. Baja practices at 4077 5th Ave, San Diego, CA 92103. Dr. Baja's primary practice is Scripps Mercy Hospital San Diego in San Diego, California, part of Scripps Health. Dmand AI also links Dr. Baja to 1 group practice or clinic.
What is Dr. Diosdado A. Baja Jr.'s office phone number?
The practice phone on file for Dr. Baja is (619) 294-8111.
What is Dr. Diosdado A. Baja Jr.'s medical license number?
Dr. Baja holds California license A141564.
Which hospitals is Dr. Diosdado A. Baja Jr. affiliated with?
Dr. Baja practices at Scripps Mercy Hospital San Diego in San Diego, California. Dr. Baja is also affiliated with Scripps Green Hospital.
What medical group is Dr. Diosdado A. Baja Jr. part of?
Dr. Baja is linked to Anesthesia Service Medical Group (ASMG).
Does Dr. Diosdado A. Baja Jr. accept Medicare?
Yes. CMS data shows Dr. Baja billed Medicare for 42 services in 2024, and Dr. Baja accepts Medicare assignment.
How many Medicare patients does Dr. Diosdado A. Baja Jr. see?
CMS counts 138 Medicare patients who saw Dr. Baja in 2024, with an average age of 75.
What services does Dr. Diosdado A. Baja Jr. bill to Medicare?
In 2024, Dr. Baja's most billed Medicare services were anesthesia (00142) and anesthesia (00140).
Show 3 more questionsShow fewer questions
Where did Dr. Diosdado A. Baja Jr. go to medical school?
Dr. Baja graduated from Meharry Medical College School of Medicine in 2014.
Has Dr. Diosdado A. Baja Jr. received payments from drug or device companies?
CMS Open Payments shows $237 in general payments to Dr. Baja from 3 companies from 2019 to 2019. The largest total came from Mallinckrodt Enterprises LLC.
How long has Dr. Diosdado A. Baja Jr. been practicing?
Dr. Baja graduated from medical school in 2014, 12 years ago.
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