JPEN J Parenter Enteral Nutr
Critical CareCritical IllnessEndoscopy, Gastrointestinal
Dr. Randal S. Baker, MD
NPI1578558672PAC ID8123087913
- Medicare services, 2024
- 335
- Medicare patients, 2024
- 220
- Part D claims, 2024
- 367
- Publications
- 4
- Hospital affiliations
- 1
- Practice address
- 4300 West Memorial Road, Oklahoma City, OK 73120
- Practice phone
- Call (405) 755-1515
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Baker's professional email, personal email and mobile number
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Dr. Randal S. Baker is a general surgeon in Oklahoma City, Oklahoma
Dr. Baker practices at Mercy Hospital Oklahoma City in Oklahoma City, Oklahoma, part of Mercy.
Dr. Baker's NPI, 1578558672, was assigned on September 14, 2005. Dr. Baker graduated from OU College of Medicine in 2000. Dr. Baker holds Oklahoma license 22567.
NPI and contact details
- NPI
- 1578558672NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8123087913
- NPI enumeration date
- September 14, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (405) 755-1515
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 52
- Medical school graduation
- 2000
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Randal S. Baker practices at Mercy Hospital Oklahoma City in Oklahoma City, Oklahoma
Dr. Baker's primary practice is Mercy Hospital Oklahoma City, at 4300 West Memorial Road, Oklahoma City, OK 73120 in Oklahoma County. The practice phone is (405) 755-1515.
- Mercy Hospital Oklahoma City4300 West Memorial Road, Oklahoma City, OK 73120 · Oklahoma CountyPhone(405) 755-1515
Source: Dmand AI Affiliation Data
Dr. Randal S. Baker is affiliated with 3 sites of care and 2 medical groups
Dr. Baker's primary practice is Mercy Hospital Oklahoma City in Oklahoma City, Oklahoma, part of Mercy. The medical group on file is Mercy Clinic Oklahoma Communities. Dmand AI also links Dr. Baker to 2 more group practices and clinics and 1 medical group, each named with a free account.
Mercy Clinic Oklahoma Communities2 group practices and clinicsNames with a free account1 medical groupName with a free account
See all 5 affiliations for Dr. BakerSources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Randal S. 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 |
|---|---|
| Mercy Hospital Oklahoma City | 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. Randal S. Baker is one of 316 general surgeons in Oklahoma
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. Dr. Baker is licensed in Oklahoma.
Specialties and state licenses
- Surgery, OklahomaPrimary
Clinical focus
Dmand AI lists abdominal adhesion surgery, abdominal hernia repair surgery, acute gallbladder or bile duct inflammation, cancerous skin growth removal, colon removal, esophagus, stomach, or upper small intestine surgery, gallbladder removal and gastrointestinal bleeding 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.
316general surgeons in Oklahoma114general surgeons in Oklahoma City11general surgeons at Mercy Hospital Oklahoma City
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Randal S. Baker billed Medicare for 335 services in 2024
CMS data shows 335 Medicare services from Dr. Baker across 7 procedure codes in 2024, for 220 Medicare patients. Medicare paid $52,516 for them.
Medicare services, 2024335
Medicare patients220
Paid by Medicare$52,516
Procedure codes7
Dr. Baker's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 3072024: 27012%
- Surgery
- 2023: 542024: 6520%
Where Dr. Baker's Medicare services took place, 2024
- In an office27081%
- In a facility6519%
Dr. Baker compared with the Oklahoma median for general surgeons, 2024
- Dr. Baker
- Oklahoma median
- Medicare services
- 335vs 19076% above
- Medicare patients
- 220vs 14552% above
- Part D claims
- 319vs 615.2 times
Medians across 312 general surgeons in Oklahoma 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 Oklahoma.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Randal S. Baker treated 220 Medicare patients in 2024, average age 74
CMS counts 220 Medicare patients who saw Dr. Baker in 2024. The largest group is 65 to 74, with 103 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 5% are also on Medicaid. Their average risk score is 1.28, 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 50% women.
Medicare patients, 2024220
Average age74
Average risk score1.28
Also on Medicaid5%
Dr. Baker's Medicare patients by age, 2024
Dr. Baker's Medicare patients by sex, 2024
- Women11251%
- Men10849%
Chronic conditions among Dr. Baker's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis62%
- Ischemic heart disease35%
- Chronic kidney disease32%
- Mood disorders30%
- Diabetes28%
- Depression27%
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
- Women50%
- Men50%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Randal S. Baker wrote 367 Medicare Part D claims in 2024
In 2024, Dr. Baker wrote 367 Medicare Part D claims for 162 patients. 99% of them were for generic drugs. CMS names the drug for 319 of them, across 5 drugs with 11 or more claims each, at $3,206 in total drug cost. In 2023, CMS named 254 claims across 4 drugs.
Part D claims, 2024367
Drugs named by CMS5
Total drug cost$3,206
Part D patients162
Dr. Baker's Part D claims by kind of drug, 2024
- Generic362 claims99%
- Brand-name and other5 claims1%
Dr. Baker's 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. Baker's Part D claims, 2024
- Opioids41%152 of 367 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: 2542024: 31926%
Drugs named by CMS: 5 in 2024, 4 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
Dr. Randal S. Baker ranks in the 97th percentile for hernia repair (minimally invasive) in Medicare
Dr. Baker accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 36 procedures of hernia repair (minimally invasive) by Dr. Baker, more than 97% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Dr. Baker ranks in Medicare procedure volume
- Hernia repair (minimally invasive)
- 97th percentile36 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Colonoscopy: 1 to 10 procedures (CMS shows small counts as a range)
Hernia repair - groin (open): 1 to 10 procedures (CMS shows small counts as a range)
Skin biopsy: 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. Randal S. Baker has 4 publications on record
Dmand AI links 4 papers to Dr. Baker. Dr. Baker's most frequent co-author is Thomas A. Broughan, MD.
Papers4
Dr. Baker's most frequent co-authors
Recent publications by Dr. Baker
Anastomosis, SurgicalCadaverDisease Models, Animal
AxillaBreast NeoplasmsLymph Nodes
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. Randal S. Baker received $6,283 in industry payments from 2016 to 2025
CMS Open Payments shows 90 general payments to Dr. Baker from 18 drug and device companies from 2016 to 2025. Travel and lodging make up the largest share, 59% of the total. Intuitive Surgical, Inc. paid the most, $3,305.
General payments to Dr. Baker by program year, 2016 to 2025
General payments to Dr. Baker by kind, 2016 to 2025
$6.3Kin total
- Travel and lodging$3,71259%
- Food and beverage$2,55741%
- Education$140%
Companies that paid Dr. Baker the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Randal S. Baker has 2 awards and honors on record
Dmand AI lists 2 awards for Dr. Baker, most recently Regional Top Doctor in 2014.
Awards and honors for Dr. Baker
- 2014
- Regional Top Doctor
- Undated
- ACS Fellow
Source: Dmand AI Professional Profile Data
Dr. Randal S. Baker graduated from OU College of Medicine
Dr. Baker graduated from OU College of Medicine in 2000. Dr. Baker is a member of ACS.
- Medical school
- Board certified in surgery
Source: Dmand AI Professional Profile Data
Dr. Randal S. Baker accepts plans from 19 insurance carriers
Dr. Baker is in network with 19 carriers, including Aetna, Elevance and United Healthcare. PPO plans come from the most carriers, 14. Check the plan with the practice before a visit.
- Aetna
- Elevance
- United Healthcare
- Blue Cross Blue Shield of Michigan
- Cigna
- HCSC
- Blue Cross Blue Shield of Massachusetts
- Humana
- +11 more carriersWith a free account
Plan types Dr. Baker accepts, by number of carriers
- PPO14
- Medicare9
- HMO7
- EPO4
- POS4
Source: Dmand AI Insurance Network Data
Sources for Dr. Randal S. 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) |
| 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. Randal S. 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. Randal S. Baker's NPI number?
Dr. Randal S. Baker's NPI number is 1578558672. It was assigned on September 14, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Randal S. Baker?
Dr. Randal S. Baker is a general surgeon in Oklahoma City, Oklahoma. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).
Where does Dr. Randal S. Baker practice?
Dr. Baker practices at 4300 West Memorial Road, Oklahoma City, OK 73120. Dr. Baker's primary practice is Mercy Hospital Oklahoma City in Oklahoma City, Oklahoma, part of Mercy. Dmand AI also links Dr. Baker to 2 group practices and clinics and 1 medical group.
What is Dr. Randal S. Baker's office phone number?
The practice phone on file for Dr. Baker is (405) 755-1515.
What is Dr. Randal S. Baker's medical license number?
Dr. Baker holds Oklahoma license 22567.
Which hospitals is Dr. Randal S. Baker affiliated with?
Dr. Baker practices at Mercy Hospital Oklahoma City in Oklahoma City, Oklahoma.
What medical group is Dr. Randal S. Baker part of?
Dr. Baker is linked to Mercy Clinic Oklahoma Communities. Dmand AI links Dr. Baker to 1 more medical group.
Does Dr. Randal S. Baker accept Medicare?
Yes. CMS data shows Dr. Baker billed Medicare for 335 services in 2024, and Dr. Baker accepts Medicare assignment.
How many Medicare patients does Dr. Randal S. Baker see?
CMS counts 220 Medicare patients who saw Dr. Baker in 2024, with an average age of 74.
Is Dr. Randal S. Baker board certified?
Yes. Dr. Baker is board certified in surgery by the American Board of Surgery.
Show 8 more questionsShow fewer questions
What services does Dr. Randal S. Baker bill to Medicare?
In 2024, Dr. Baker's most billed Medicare services were office visit, new patient (99204), office visit, established patient (99214) and surgery: digestive system (47563).
Where did Dr. Randal S. Baker go to medical school?
Dr. Baker graduated from OU College of Medicine in 2000.
What drugs does Dr. Randal S. Baker prescribe most?
In 2024 Medicare Part D data, Dr. Baker's most prescribed drugs by claims were Ondansetron ODT, Oxycodone HCl and Oxycodone-Acetaminophen.
Has Dr. Randal S. Baker received payments from drug or device companies?
CMS Open Payments shows $6,283 in general payments to Dr. Baker from 18 companies from 2016 to 2025. The largest total came from Intuitive Surgical, Inc.
How long has Dr. Randal S. Baker been practicing?
Dr. Baker graduated from medical school in 2000, 26 years ago.
Does Dr. Randal S. Baker do research?
Dmand AI links 4 publications to Dr. Baker.
Who does Dr. Randal S. Baker publish with?
Dr. Baker's most frequent co-authors are Thomas A. Broughan, MD (1 shared paper).
What insurance does Dr. Randal S. Baker accept?
Dr. Baker is in network with 19 carriers, including Aetna, Elevance and United Healthcare. PPO plans come from the most carriers, 14. Check the plan with the practice before a visit.
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