Surg Obes Relat Dis
Ambulatory Surgical ProceduresBariatric SurgeryCOVID-19
Dr. Aaron G. Baggs, MD
NPI1336299148PAC ID8527248038
- Medicare services, 2020
- 18
- Part D claims, 2024
- 117
- Publications
- 1
- Hospital affiliations
- 1
- Industry payments
- $4,389
- Practice address
- 380 West MacArthur Boulevard, Oakland, CA 94609
- Practice phone
- Call (510) 251-0121
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Addiction Medicine & Recovery Services at Oakland Medical Center
Outpatient Addiction Treatment · Oakland, California
Find Dr. Baggs' 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. Aaron G. Baggs is a general surgeon in Oakland, California
Dr. Baggs practices at Addiction Medicine & Recovery Services at Oakland Medical Center in Oakland, California.
Dr. Baggs' NPI, 1336299148, was assigned on January 12, 2007. Dr. Baggs graduated from Renaissance School of Medicine at Stony Brook University in 1993. Dr. Baggs holds California license G85705.
NPI and contact details
- NPI
- 1336299148NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8527248038
- NPI enumeration date
- January 12, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (510) 251-0121
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 59
- Medical school graduation
- 1993
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Aaron G. Baggs practices at Addiction Medicine & Recovery Services at Oakland Medical Center in Oakland, California
Dr. Baggs' primary practice is Addiction Medicine & Recovery Services at Oakland Medical Center, at 380 West MacArthur Boulevard, Oakland, CA 94609. The practice phone is (510) 251-0121.
- Addiction Medicine & Recovery Services at Oakland Medical Center380 West MacArthur Boulevard, Oakland, CA 94609Phone(510) 251-0121
Source: Dmand AI Affiliation Data
Dr. Aaron G. Baggs is affiliated with 3 sites of care and 1 medical group
Dr. Baggs' primary practice is Addiction Medicine & Recovery Services at Oakland Medical Center in Oakland, California. Dr. Baggs is also affiliated with Oakland Medical Center. The medical group on file is The Permanente Medical Group, Inc. Dmand AI also links Dr. Baggs to 1 more group practice or clinic, named with a free account.
Addiction Medicine & Recovery Services at Oakland Medical CenterPrimary
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Aaron G. Baggs' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Baggs practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Addiction Medicine & Recovery Services at Oakland Medical Center | 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. Aaron G. Baggs is one of 2,926 general surgeons in California
Surgery is Dr. Baggs' primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Baggs is board certified in surgery by the American Board of Surgery. Dmand AI has Dr. Baggs' licenses on file in 3 states: California, Idaho and Massachusetts.
Specialties and state licenses
- Surgery, CaliforniaPrimary
- Idaho license
- Massachusetts license
Clinical focus
Dmand AI lists colon removal, esophagus, stomach, or upper small intestine surgery and gallbladder removal among the conditions Dr. Baggs treats.
General surgeons near Dr. Baggs
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. Aaron G. Baggs billed Medicare for 18 services in 2020
CMS data shows 18 Medicare services from Dr. Baggs across 1 procedure code in 2020. Medicare paid $597 for them. Every service was in a facility, such as a hospital, rather than an office.
Medicare services, 202018
Paid by Medicare$597
Procedure codes1
Dr. Baggs compared with the California median for general surgeons, 2020
- Dr. Baggs
- California median
- Medicare services
- 18vs 16689% below
- Part D claims
- 69vs 342.0 times
Medians across 2,606 general surgeons in California with Dmand AI profiles that report each measure.
Dr. Baggs' most billed Medicare procedure codes, 2020
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Baggs?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Baggs and other general surgeons in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Aaron G. Baggs' patients have a median age of 45
Across all payers, Dmand AI patient panel data puts Dr. Baggs' median patient age at 45, with 73% women.
Dr. Baggs' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 45
Patient panel by sex, all payers
- Women73%
- Men25%
Source: Dmand AI Patient Panel Data
Dr. Aaron G. Baggs wrote 117 Medicare Part D claims in 2024
In 2024, Dr. Baggs wrote 117 Medicare Part D claims for 47 patients. 91% of them were for generic drugs. CMS names the drug for 69 of them, across 5 drugs with 11 or more claims each, at $1,956 in total drug cost. In 2023, CMS named 47 claims across 3 drugs.
Part D claims, 2024117
Drugs named by CMS5
Total drug cost$1,956
Part D patients47
Dr. Baggs' Part D claims by kind of drug, 2024
- Generic107 claims91%
- Brand-name and other10 claims9%
Dr. Baggs' 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. Baggs' Part D claims, 2024
- Opioids26%30 of 117 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: 472024: 6947%
Drugs named by CMS: 5 in 2024, 3 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
How Dr. Aaron G. Baggs takes part in Medicare
Dr. Baggs accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Hernia repair (minimally invasive): 1 to 10 procedures (CMS shows small counts as a range)
Removal of tissue: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Aaron G. Baggs has 1 publication on record
Dmand AI links 1 paper to Dr. Baggs in 2023. Dr. Baggs' most frequent co-authors are Gary G. Grinberg, MD, Theresa Jackson, MD and Emily Lin Siegler, MD.
Papers1
Dr. Baggs' most frequent co-authors
- Gary G. Grinberg, MD1 shared paper
- Theresa Jackson, MD1 shared paper
- Emily Lin Siegler, MD1 shared paper
Recent publications by Dr. Baggs
See who Dr. Baggs researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Baggs 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. Aaron G. Baggs received $4,389 in industry payments from 2024 to 2025
CMS Open Payments shows 11 general payments to Dr. Baggs from 2 drug and device companies from 2024 to 2025. Education make up the largest share, 80% of the total. Intuitive Surgical, Inc. paid the most, $4,112.
General payments to Dr. Baggs by program year, 2024 to 2025
General payments to Dr. Baggs by kind, 2024 to 2025
$4.4Kin total
- Education$3,50080%
- Travel and lodging$53512%
- Food and beverage$3548%
Companies that paid Dr. Baggs the most, 2024 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Aaron G. Baggs has 2 awards and honors on record
Dmand AI lists 2 awards for Dr. Baggs, most recently ACS Fellow in 2011.
Awards and honors for Dr. Baggs
- 2011
- ACS Fellow
- Undated
- CMS Stage 1 2012
Source: Dmand AI Professional Profile Data
Dr. Aaron G. Baggs graduated from Renaissance School of Medicine at Stony Brook University
Dr. Baggs graduated from Renaissance School of Medicine at Stony Brook University in 1993. Dr. Baggs is a member of ACS.
- Medical school
- Board certified in surgery
Source: Dmand AI Professional Profile Data
Dr. Aaron G. Baggs accepts plans from 2 insurance carriers
Dr. Baggs is in network with 2 carriers, including Kaiser Permanente and CMS Medicare. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
- Kaiser Permanente
- CMS Medicare
Plan types Dr. Baggs accepts, by number of carriers
- EPO1
- HMO1
- Medicare1
- POS1
Source: Dmand AI Insurance Network Data
Sources for Dr. Aaron G. Baggs'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) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (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) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| 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. Aaron G. Baggs
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. Aaron G. Baggs' NPI number?
Dr. Aaron G. Baggs' NPI number is 1336299148. It was assigned on January 12, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Aaron G. Baggs?
Dr. Aaron G. Baggs is a general surgeon in Oakland, California. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).
Where does Dr. Aaron G. Baggs practice?
Dr. Baggs practices at 380 West MacArthur Boulevard, Oakland, CA 94609. Dr. Baggs' primary practice is Addiction Medicine & Recovery Services at Oakland Medical Center in Oakland, California. Dmand AI also links Dr. Baggs to 1 group practice or clinic.
What is Dr. Aaron G. Baggs' office phone number?
The practice phone on file for Dr. Baggs is (510) 251-0121.
What is Dr. Aaron G. Baggs' medical license number?
Dr. Baggs holds California license G85705, one of the licenses on file in 3 states.
Which states has Dr. Aaron G. Baggs been licensed in?
Dmand AI has state licenses on file for Dr. Baggs in California (2000 to 2027), Idaho (since 2002) and Massachusetts (1995 to 2003).
Which hospitals is Dr. Aaron G. Baggs affiliated with?
Dr. Baggs is affiliated with Oakland Medical Center.
What medical group is Dr. Aaron G. Baggs part of?
Dr. Baggs is linked to The Permanente Medical Group, Inc.
Does Dr. Aaron G. Baggs accept Medicare?
Yes. CMS data shows Dr. Baggs billed Medicare for 18 services in 2020, and Dr. Baggs accepts Medicare assignment.
Is Dr. Aaron G. Baggs board certified?
Yes. Dr. Baggs is board certified in surgery by the American Board of Surgery.
Show 8 more questionsShow fewer questions
What services does Dr. Aaron G. Baggs bill to Medicare?
In 2020, Dr. Baggs' most billed Medicare services were hospital inpatient care (99231).
Where did Dr. Aaron G. Baggs go to medical school?
Dr. Baggs graduated from Renaissance School of Medicine at Stony Brook University in 1993.
What drugs does Dr. Aaron G. Baggs prescribe most?
In 2024 Medicare Part D data, Dr. Baggs' most prescribed drugs by claims were Oxycodone HCl, Gabapentin and Pantoprazole Sodium.
Has Dr. Aaron G. Baggs received payments from drug or device companies?
CMS Open Payments shows $4,389 in general payments to Dr. Baggs from 2 companies from 2024 to 2025. The largest total came from Intuitive Surgical, Inc.
How long has Dr. Aaron G. Baggs been practicing?
Dr. Baggs graduated from medical school in 1993, 33 years ago.
Does Dr. Aaron G. Baggs do research?
Dmand AI links 1 publication to Dr. Baggs.
Who does Dr. Aaron G. Baggs publish with?
Dr. Baggs' most frequent co-authors are Gary G. Grinberg, MD (1 shared paper), Theresa Jackson, MD (1 shared paper) and Emily Lin Siegler, MD (1 shared paper).
What insurance does Dr. Aaron G. Baggs accept?
Dr. Baggs is in network with 2 carriers, including Kaiser Permanente and CMS Medicare. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
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