Dr. Marshall S. Lewis, MD
- Medicare services, 2017
- 1,060
- Part D claims, 2020
- 11
- Industry payments
- $639
- Affiliated sites
- 2
- Medical group
- 1
- Practice address
- 2619 F St, Bakersfield, CA 93301
- Practice phone
- Call (661) 327-1425
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Pacific Orthopedic Medical Group
Surgical practice · Bakersfield, California
Find Dr. Lewis' 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. Marshall S. Lewis is an orthopedic surgeon in Fresno, California
Dr. Lewis practices at Pacific Orthopedic Medical Group in Bakersfield, California.
Dr. Lewis' NPI, 1417923558, was assigned on February 28, 2006. Dr. Lewis graduated from New York Medical College in 1970. Dr. Lewis holds California license G28242.
- NPI
- 1417923558NPI Registry (opens in a new tab)
- NPI enumeration date
- February 28, 2006
- NPI status
- Active
- Practice phone
- (661) 327-1425
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Medical school graduation
- 1970
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Marshall S. Lewis practices in Bakersfield and Fresno
Dr. Lewis' primary practice is Pacific Orthopedic Medical Group, at 2619 F St, Bakersfield, CA 93301. The practice phone is (661) 327-1425. The NPI Registry lists Dr. Lewis' practice address as 2823 Fresno St, Fresno, CA 93721.
- Pacific Orthopedic Medical GroupPrimary2619 F St, Bakersfield, CA 93301Phone(661) 327-1425
- NPI Registry address2823 Fresno St, Fresno, CA 93721 · Fresno CountyPhone(661) 861-0011
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; Doctors and Clinicians National Downloadable File (CMS); and Dmand AI Practice Data
Dr. Marshall S. Lewis is affiliated with 2 sites of care and 1 medical group
Dr. Lewis' primary practice is Pacific Orthopedic Medical Group in Bakersfield, California. Dmand AI also links Dr. Lewis to 1 physician office and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dmand AI tracks the EHR system at Dr. Marshall S. Lewis' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Lewis practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Pacific Orthopedic Medical Group | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Marshall S. Lewis is one of 2,056 orthopedic surgeons in California
Orthopaedic surgery is Dr. Lewis' primary specialty in the NPI Registry, under taxonomy code 207X00000X. Dmand AI has Dr. Lewis' licenses on file in 3 states: California, Nevada and New York.
Specialties and state licenses
- Orthopaedic surgery, CaliforniaPrimary
- Nevada license
- New York license
Orthopedic surgeons near Dr. Lewis
Counts of orthopedic 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. Marshall S. Lewis billed Medicare for 1,060 services in 2017
CMS data shows 1,060 Medicare services from Dr. Lewis across 18 procedure codes in 2017. Medicare paid $54,458 for them. Every service was in an office.
Dr. Lewis' Medicare services by type, 2016 to 2017
- 2016
- 2017
- Office and hospital visits
- 2016: 7552017: 43343%
- Surgery
- 2016: 2662017: 2525%
- Drugs given in the office
- 2016: 2152017: 2202%
- Lab and pathology
- 2016: 1322017: 9330%
- Imaging
- 2016: 2562017: 6276%
- Other services
- 2016: 152017: 0100%
Dr. Lewis compared with the California median for orthopedic surgeons, 2017
- Dr. Lewis
- California median
- Medicare services
- 1,060vs 68355% above
- Part D claims
- 11vs 7084% below
Medians across 1,844 orthopedic surgeons in California with Dmand AI profiles that report each measure.
Dr. Lewis' most billed Medicare procedure codes, 2017
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. Lewis?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Lewis and other orthopedic surgeons in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Marshall S. Lewis' patients have a median age of 62
Across all payers, Dmand AI patient panel data puts Dr. Lewis' median patient age at 62, with 60% women.
Dr. Lewis' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 62
Patient panel by sex, all payers
- Women60%
- Men40%
Source: Dmand AI Patient Panel Data
Dr. Marshall S. Lewis wrote 11 Medicare Part D claims in 2020
In 2020, Dr. Lewis wrote 11 Medicare Part D claims. They cover 1 drug, with $415 in total drug cost. In 2019, CMS named 24 claims across 2 drugs.
Dr. Lewis' most prescribed drugs by claims, 2020
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, 2019 to 2020
- 2019
- 2020
- Claims for drugs CMS names
- 2019: 242020: 1154%
Drugs named by CMS: 1 in 2020, 2 in 2019.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
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Dr. Marshall S. Lewis received $639 in industry payments from 2016 to 2022
CMS Open Payments shows 8 general payments to Dr. Lewis from 5 drug and device companies from 2016 to 2022. Debt forgiveness make up the largest share, 84% of the total. AngioDynamics, Inc. paid the most, $539.
General payments to Dr. Lewis by program year, 2016 to 2022
General payments to Dr. Lewis by kind, 2016 to 2022
- Debt forgiveness$53984%
- Food and beverage$10016%
Companies that paid Dr. Lewis the most, 2016 to 2022
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Marshall S. Lewis graduated from New York Medical College
Dr. Lewis graduated from New York Medical College in 1970.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Marshall S. Lewis'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 Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| 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) |
| 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. Marshall S. Lewis
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. Marshall S. Lewis' NPI number?
Dr. Marshall S. Lewis' NPI number is 1417923558. It was assigned on February 28, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Marshall S. Lewis?
Dr. Marshall S. Lewis is an orthopedic surgeon in Fresno, California. The primary specialty in the NPI Registry is Orthopaedic Surgery Physician (taxonomy code 207X00000X).
Where does Dr. Marshall S. Lewis practice?
Dr. Lewis practices at 2619 F St, Bakersfield, CA 93301. Dr. Lewis also practices at 2823 Fresno St, Fresno, CA 93721. Dr. Lewis' primary practice is Pacific Orthopedic Medical Group in Bakersfield, California. Dmand AI also links Dr. Lewis to 1 physician office and 1 medical group.
What is Dr. Marshall S. Lewis' office phone number?
The practice phone on file for Dr. Lewis is (661) 327-1425.
What is Dr. Marshall S. Lewis' medical license number?
Dr. Lewis holds California license G28242, one of the licenses on file in 3 states.
Which states has Dr. Marshall S. Lewis been licensed in?
Dmand AI has state licenses on file for Dr. Lewis in California (1974 to 2026), Nevada (2004 to 2027) and New York (1971 to 2025).
Does Dr. Marshall S. Lewis accept Medicare?
Yes. CMS data shows Dr. Lewis billed Medicare for 1,060 services in 2017.
What services does Dr. Marshall S. Lewis bill to Medicare?
In 2017, Dr. Lewis' most billed Medicare services were surgery: bones and joints (20610), office visit, established patient (99213) and office visit, established patient (99214).
Where did Dr. Marshall S. Lewis go to medical school?
Dr. Lewis graduated from New York Medical College in 1970.
What drugs does Dr. Marshall S. Lewis prescribe most?
In 2020 Medicare Part D data, Dr. Lewis' most prescribed drugs by claims were Oxybutynin Chloride ER.
Has Dr. Marshall S. Lewis received payments from drug or device companies?
CMS Open Payments shows $639 in general payments to Dr. Lewis from 5 companies from 2016 to 2022. The largest total came from AngioDynamics, Inc.
How long has Dr. Marshall S. Lewis been practicing?
Dr. Lewis graduated from medical school in 1970, 56 years ago.
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