Dr. Gary Lynn Baker, MD
- Medicare services, 2024
- 303
- Medicare patients, 2024
- 243
- Part D claims, 2024
- 15
- Industry payments
- $336
- Affiliated sites
- 1
- Practice address
- 1900 E Washington, Colton, CA 92324
- Practice phone
- Call (909) 825-3524
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
San Bernardino Eye Surgery Center
Surgery Center - Medicare-Certified · Colton, California
Find Dr. Baker's professional email, personal email and mobile number
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Dr. Gary Lynn Baker is an anesthesiologist in Colton, California
Dr. Baker practices at San Bernardino Eye Surgery Center in Colton, California.
Dr. Baker's NPI, 1023029766, was assigned on August 10, 2006. Dr. Baker graduated from Loma Linda University School Of Medicine in 1983. Dr. Baker holds California license G52700.
- NPI
- 1023029766NPI Registry (opens in a new tab)
- NPI enumeration date
- August 10, 2006
- NPI status
- Active
- Practice phone
- (909) 825-3524
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Medical school graduation
- 1983
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Gary Lynn Baker practices at San Bernardino Eye Surgery Center in Colton, California
Dr. Baker's primary practice is San Bernardino Eye Surgery Center, at 1900 E Washington, Colton, CA 92324. The practice phone is (909) 825-3524.
- San Bernardino Eye Surgery Center1900 E Washington, Colton, CA 92324Phone(909) 825-3524
Source: Dmand AI Affiliation Data
Dr. Gary Lynn Baker is affiliated with 1 site of care
Dr. Baker's primary practice is San Bernardino Eye Surgery Center in Colton, California. Dr. Baker's employer is on file too: a surgery center (asc).
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Gary Lynn Baker's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Baker practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| San Bernardino Eye Surgery Center | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Gary Lynn Baker is one of 6,593 anesthesiologists in California
Anesthesiology is Dr. Baker's primary specialty in the NPI Registry, under taxonomy code 207L00000X. Dr. Baker is board certified in anesthesiology by the American Board of Anesthesiology. Dr. Baker is licensed in California.
Specialties and state licenses
- Anesthesiology, CaliforniaPrimary
Anesthesiologists near Dr. Baker
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. Gary Lynn Baker billed Medicare for 303 services in 2024
CMS data shows 303 Medicare services from Dr. Baker across 4 procedure codes in 2024, for 243 Medicare patients. Medicare paid $30,553 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Baker's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Anesthesia
- 2023: 2282024: 30333%
Dr. Baker compared with the California median for anesthesiologists, 2024
- Dr. Baker
- California median
- Medicare services
- 303vs 724.2 times
- Medicare patients
- 243vs 14370% above
- Part D claims
- 13vs 2343% below
Medians across 5,562 anesthesiologists 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 anesthesiologists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Gary Lynn Baker treated 243 Medicare patients in 2024, average age 73
CMS counts 243 Medicare patients who saw Dr. Baker in 2024. The largest group is 65 to 74, with 104 patients. 72% of them have high blood pressure, and 72% have high cholesterol. 39% are also on Medicaid. Their average risk score is 1.41, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Baker's median patient age at 68, with 59% women.
Dr. Baker's Medicare patients by age, 2024
Dr. Baker's Medicare patients by sex, 2024
- Women12953%
- Men11447%
Chronic conditions among Dr. Baker's Medicare patients, 2024
- High blood pressure72%
- High cholesterol72%
- Arthritis46%
- Diabetes40%
- Chronic kidney disease28%
- Ischemic heart disease25%
- Mood disorders17%
- Depression16%
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 68
Patient panel by sex, all payers
- Women59%
- Men41%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Gary Lynn Baker wrote 15 Medicare Part D claims in 2024
In 2024, Dr. Baker wrote 15 Medicare Part D claims. 93% of them were for generic drugs. CMS names the drug for 13 of them, across 1 drug with 11 or more claims each, at $345 in total drug cost. In 2021, CMS named 11 claims across 1 drug.
Dr. Baker's Part D claims by kind of drug, 2024
- Generic14 claims93%
- Brand-name and other1 claims7%
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: 112022: 1318%
Drugs named by CMS: 1 in 2022, 1 in 2021.
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. Gary Lynn Baker received $336 in industry payments from 2016 to 2023
CMS Open Payments shows 17 general payments to Dr. Baker from 10 drug and device companies from 2016 to 2023. Food and beverage make up the largest share, 100% of the total. Depomed, Inc. paid the most, $73.
General payments to Dr. Baker by program year, 2016 to 2023
Companies that paid Dr. Baker the most, 2016 to 2023
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Gary Lynn Baker graduated from Loma Linda University School Of Medicine
Dr. Baker graduated from Loma Linda University School Of Medicine in 1983.
- Medical school
- Board certified in anesthesiology
Source: Dmand AI Professional Profile Data
Sources for Dr. Gary 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 | 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) |
| 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 |
| 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. Gary 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. Gary Lynn Baker's NPI number?
Dr. Gary Lynn Baker's NPI number is 1023029766. It was assigned on August 10, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Gary Lynn Baker?
Dr. Gary Lynn Baker is an anesthesiologist in Colton, California. The primary specialty in the NPI Registry is Anesthesiology Physician (taxonomy code 207L00000X).
Where does Dr. Gary Lynn Baker practice?
Dr. Baker practices at 1900 E Washington, Colton, CA 92324. Dr. Baker's primary practice is San Bernardino Eye Surgery Center in Colton, California.
What is Dr. Gary Lynn Baker's office phone number?
The practice phone on file for Dr. Baker is (909) 825-3524.
What is Dr. Gary Lynn Baker's medical license number?
Dr. Baker holds California license G52700.
Does Dr. Gary Lynn Baker accept Medicare?
Yes. CMS data shows Dr. Baker billed Medicare for 303 services in 2024.
How many Medicare patients does Dr. Gary Lynn Baker see?
CMS counts 243 Medicare patients who saw Dr. Baker in 2024, with an average age of 73.
Is Dr. Gary Lynn Baker board certified?
Yes. Dr. Baker is board certified in anesthesiology by the American Board of Anesthesiology.
What services does Dr. Gary Lynn Baker bill to Medicare?
In 2024, Dr. Baker's most billed Medicare services were anesthesia (00142), anesthesia (00140) and anesthesia (01480).
Where did Dr. Gary Lynn Baker go to medical school?
Dr. Baker graduated from Loma Linda University School Of Medicine in 1983.
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What drugs does Dr. Gary Lynn Baker prescribe most?
In 2022 Medicare Part D data, Dr. Baker's most prescribed drugs by claims were Hydrocodone-Acetaminophen.
Has Dr. Gary Lynn Baker received payments from drug or device companies?
CMS Open Payments shows $336 in general payments to Dr. Baker from 10 companies from 2016 to 2023. The largest total came from Depomed, Inc.
How long has Dr. Gary Lynn Baker been practicing?
Dr. Baker graduated from medical school in 1983, 43 years ago.
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