Dr. John Clarence Lipham, MD
- Medicare services, 2024
- 529
- Medicare patients, 2024
- 291
- Part D claims, 2024
- 12
- Publications
- 19
- Clinical trials
- 9
- Practice address
- 1510 N San Pablo St, Los Angeles, CA 90033
- Practice phone
- Call (323) 442-9058
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Los Angeles - USC Healthcare Center 1
Los Angeles, California
Find Dr. Lipham'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. John Clarence Lipham is a general surgeon in Los Angeles, California
Dr. Lipham practices at Los Angeles - USC Healthcare Center 1 in Los Angeles, California.
Dr. Lipham's NPI, 1639100845, was assigned on July 5, 2006. Dr. Lipham graduated from Medical College Of Wisconsin in 1995. Dr. Lipham holds California license A62161.
- NPI
- 1639100845NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6800893355
- NPI enumeration date
- July 5, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (323) 442-9058
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 57
- Medical school graduation
- 1995
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. John Clarence Lipham practices at Los Angeles - USC Healthcare Center 1 in Los Angeles, California
Dr. Lipham's primary practice is Los Angeles - USC Healthcare Center 1, at 1510 N San Pablo St, Los Angeles, CA 90033 in Los Angeles County. The practice phone is (323) 442-9058.
- Los Angeles - USC Healthcare Center 11510 N San Pablo St, Los Angeles, CA 90033 · Los Angeles CountyPhone(323) 442-9058
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. John Clarence Lipham is affiliated with 5 sites of care and 1 medical group
Dr. Lipham's primary practice is Los Angeles - USC Healthcare Center 1 in Los Angeles, California. Dr. Lipham is also affiliated with Keck Hospital of USC. The medical group on file is USC Care Medical Group. Dmand AI also links Dr. Lipham to 1 more hospital, 1 group practice or clinic and 1 other site, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. John Clarence Lipham's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Lipham practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Los Angeles - USC Healthcare Center 1 | Available with a free account |
| +4 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. John Clarence Lipham is one of 2,926 general surgeons in California
Surgery is Dr. Lipham's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Lipham is board certified in surgery by the American Board of Surgery. Dr. Lipham is licensed in California.
Specialties and state licenses
- Surgery, CaliforniaPrimary
Clinical focus
Dmand AI lists esophagus, stomach, or upper small intestine surgery, gallbladder removal and upper GI endoscopy among the conditions Dr. Lipham treats.
General surgeons near Dr. Lipham
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. John Clarence Lipham billed Medicare for 529 services in 2024
CMS data shows 529 Medicare services from Dr. Lipham across 11 procedure codes in 2024, for 291 Medicare patients. Medicare paid $113,076 for them.
Dr. Lipham's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 4532024: 27340%
- Surgery
- 2023: 2432024: 2565%
Where Dr. Lipham's Medicare services took place, 2024
- In an office27352%
- In a facility25648%
Dr. Lipham compared with the California median for general surgeons, 2024
- Dr. Lipham
- California median
- Medicare services
- 529vs 1663.2 times
- Medicare patients
- 291vs 1212.4 times
- Part D claims
- 17vs 3450% below
Medians across 2,606 general surgeons in California with Dmand AI profiles that report each measure.
Dr. Lipham'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.
Need commercial claims for Dr. Lipham?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Lipham and other general surgeons in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. John Clarence Lipham treated 291 Medicare patients in 2024, average age 74
CMS counts 291 Medicare patients who saw Dr. Lipham in 2024. The largest group is 65 to 74, with 149 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 16% are also on Medicaid. Their average risk score is 1.39, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Lipham's median patient age at 68, with 60% women.
Dr. Lipham's Medicare patients by age, 2024
Dr. Lipham's Medicare patients by sex, 2024
- Women17159%
- Men12041%
Chronic conditions among Dr. Lipham's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis63%
- Ischemic heart disease35%
- Mood disorders31%
- Anxiety30%
- Diabetes30%
- Depression29%
Share of Medicare patients with each condition. A patient can have several.
Dr. Lipham'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
- Women60%
- Men39%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. John Clarence Lipham wrote 12 Medicare Part D claims in 2024
In 2024, Dr. Lipham wrote 12 Medicare Part D claims. 100% of them were for generic drugs. They cover 1 drug, with $7,172 in total drug cost. In 2020, CMS named 41 claims across 3 drugs.
Dr. Lipham's most prescribed drugs by claims, 2021
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. Lipham's Part D claims, 2024
- Antibiotics92%11 of 12 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, 2020 to 2021
- 2020
- 2021
- Claims for drugs CMS names
- 2020: 412021: 1759%
Drugs named by CMS: 1 in 2021, 3 in 2020.
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. John Clarence Lipham ranks in the 96th percentile for upper gastrointestinal (gi) endoscopy for acid reflux in Medicare
Dr. Lipham accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Lipham as offering telehealth. CMS counts 341 procedures of upper gastrointestinal (gi) endoscopy for acid reflux by Dr. Lipham, more than 96% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Where Dr. Lipham ranks in Medicare procedure volume
- Upper gastrointestinal (GI) endoscopy for acid reflux
- 96th percentile341 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. John Clarence Lipham has 19 publications on record
Dmand AI links 19 papers to Dr. Lipham, published from 2010 to 2020. 2018 was the busiest year, with 3. Dr. Lipham's most frequent co-authors are Nikolai Alexander Bildzukewicz, MD, Joerg Zehetner, MD and Tom Ryan Demeester, MD.
Dr. Lipham's papers by year, 2010 to 2020
Dr. Lipham's most frequent co-authors
- Nikolai Alexander Bildzukewicz, MD8 shared papers
- Joerg Zehetner, MD7 shared papers
- Tom Ryan Demeester, MD5 shared papers
Recent publications by Dr. Lipham
See who Dr. Lipham researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Lipham 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. John Clarence Lipham has worked on 9 clinical trials
Dmand AI links Dr. Lipham to 9 clinical trials. 3 are still active or recruiting. Conditions studied include Gastroesophageal Reflux, Esophageal Motility Disorders and Hernia, Hiatal. Torax Medical Incorporated sponsors the most, 3.
Conditions in Dr. Lipham's trials
- Gastroesophageal Reflux
- Esophageal Motility Disorders
- Hernia, Hiatal
- Hernia, Diaphragmatic
- Diabetes Mellitus, Type 2
Investigators on the most trials with Dr. Lipham
- Reginald C.w. Bell, MD5 shared trials
- Shanu Nikhil Kothari, MD3 shared trials
- Brian E. Louie, MD3 shared trials
Recent clinical trials with Dr. Lipham
Multicenter Single-Blind RCT of CTIF Versus LNF For Treatment of GERD in Patients Requiring Hiatal Hernia Repair (opens in a new tab)
Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)
Dr. John Clarence Lipham received $1,557,981 in industry payments from 2016 to 2025
CMS Open Payments shows 1,024 general payments to Dr. Lipham from 23 drug and device companies from 2016 to 2025. Consulting fees make up the largest share, 87% of the total. Medical Device Business Services, Inc. paid the most, $738,893. It also lists 4 research payments totaling $2,849 from 2017 to 2018.
General payments to Dr. Lipham by program year, 2016 to 2025
General payments to Dr. Lipham by kind, 2016 to 2025
- Consulting fees$1,351,35187%
- Travel and lodging$158,44110%
- Food and beverage$29,8612%
- Speaker and faculty fees$15,3121%
- Other$3,0160%
Companies that paid Dr. Lipham 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. John Clarence Lipham has 1 award and honors on record
Dmand AI lists 1 award for Dr. Lipham.
Awards and honors for Dr. Lipham
- Undated
- ACS Fellow
Source: Dmand AI Professional Profile Data
Dr. John Clarence Lipham graduated from Medical College Of Wisconsin
Dr. Lipham graduated from Medical College Of Wisconsin in 1995. Dr. Lipham is a member of ACS.
- Medical school
- Board certified in surgery
Source: Dmand AI Professional Profile Data
Dr. John Clarence Lipham accepts plans from 8 insurance carriers
Dr. Lipham is in network with 8 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Elevance. Medicare plans come from the most carriers, 8. Check the plan with the practice before a visit.
- Aetna
- Blue Cross Blue Shield of Michigan
- Elevance
- Blue Cross Blue Shield of Massachusetts
- HCSC
- Regence Health Plans
- CMS Medicare
- Molina
Plan types Dr. Lipham accepts, by number of carriers
- Medicare8
- PPO5
- HMO3
- POS3
- EPO1
- Medicaid1
Source: Dmand AI Insurance Network Data
Sources for Dr. John Clarence Lipham'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation 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 |
| Clinical trials and co-investigators | Dmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (opens in a new tab) |
| 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. John Clarence Lipham
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. John Clarence Lipham's NPI number?
Dr. John Clarence Lipham's NPI number is 1639100845. It was assigned on July 5, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. John Clarence Lipham?
Dr. John Clarence Lipham is a general surgeon in Los Angeles, California. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).
Where does Dr. John Clarence Lipham practice?
Dr. Lipham practices at 1510 N San Pablo St, Los Angeles, CA 90033. Dr. Lipham's primary practice is Los Angeles - USC Healthcare Center 1 in Los Angeles, California. Dmand AI also links Dr. Lipham to 1 hospital, 1 group practice or clinic and 1 other site.
What is Dr. John Clarence Lipham's office phone number?
The practice phone on file for Dr. Lipham is (323) 442-9058.
What is Dr. John Clarence Lipham's medical license number?
Dr. Lipham holds California license A62161.
Which hospitals is Dr. John Clarence Lipham affiliated with?
Dr. Lipham is affiliated with Keck Hospital of USC. Dmand AI links Dr. Lipham to 1 more hospital.
What medical group is Dr. John Clarence Lipham part of?
Dr. Lipham is linked to USC Care Medical Group.
Does Dr. John Clarence Lipham accept Medicare?
Yes. CMS data shows Dr. Lipham billed Medicare for 529 services in 2024, and Dr. Lipham accepts Medicare assignment.
Does Dr. John Clarence Lipham offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Lipham as offering telehealth services.
How many Medicare patients does Dr. John Clarence Lipham see?
CMS counts 291 Medicare patients who saw Dr. Lipham in 2024, with an average age of 74.
Show 9 more questionsShow fewer questions
Is Dr. John Clarence Lipham board certified?
Yes. Dr. Lipham is board certified in surgery by the American Board of Surgery.
What services does Dr. John Clarence Lipham bill to Medicare?
In 2024, Dr. Lipham's most billed Medicare services were surgery: digestive system (43239), office visit, established patient (99213) and office visit, established patient (99214).
Where did Dr. John Clarence Lipham go to medical school?
Dr. Lipham graduated from Medical College Of Wisconsin in 1995.
What drugs does Dr. John Clarence Lipham prescribe most?
In 2021 Medicare Part D data, Dr. Lipham's most prescribed drugs by claims were Dexilant.
Has Dr. John Clarence Lipham received payments from drug or device companies?
CMS Open Payments shows $1,557,981 in general payments to Dr. Lipham from 23 companies from 2016 to 2025. The largest total came from Medical Device Business Services, Inc.
How long has Dr. John Clarence Lipham been practicing?
Dr. Lipham graduated from medical school in 1995, 31 years ago.
Does Dr. John Clarence Lipham do research?
Dmand AI links 19 publications to Dr. Lipham, published from 2010 to 2020. Dr. Lipham has worked on 9 clinical trials.
Who does Dr. John Clarence Lipham publish with?
Dr. Lipham's most frequent co-authors are Nikolai Alexander Bildzukewicz, MD (8 shared papers), Joerg Zehetner, MD (7 shared papers) and Tom Ryan Demeester, MD (5 shared papers).
What insurance does Dr. John Clarence Lipham accept?
Dr. Lipham is in network with 8 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Elevance. Medicare plans come from the most carriers, 8. Check the plan with the practice before a visit.
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