Dr. Mark Scheer McGowan, MD

  • Santa Monica, CA
  • Internist
NPI1720015902
Medicare services, 2024
1,265
Medicare patients, 2024
331
Part D claims, 2024
5,645
Hospital affiliations
1
Medical group
1
Practice address
1260 15th Street, Suite 1401, Santa Monica, CA 90404
Practice phone
Call (310) 434-2495
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Cosmetic Surgery Center of Santa Monica

Surgery Center - Medicare-Certified · Santa Monica, California

See all 5 affiliations

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Dr. Mark Scheer McGowan is an internist in Santa Monica, California

Dr. McGowan practices at Cosmetic Surgery Center of Santa Monica in Santa Monica, California.

Dr. McGowan's NPI, 1720015902, was assigned on June 26, 2006. Dr. McGowan graduated from Feinberg School of Medicine in 1973. Dr. McGowan holds California license G39850.

NPI and contact details
NPI enumeration date
June 26, 2006
NPI status
Active
Practice phone
(310) 434-2495
Professional email
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Personal email
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Mobile number
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Sex
Male
Estimated age
79
Medical school graduation
1973

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data

Dr. Mark Scheer McGowan practices at Cosmetic Surgery Center of Santa Monica in Santa Monica, California

Dr. McGowan's primary practice is Cosmetic Surgery Center of Santa Monica, at 1260 15th Street, Suite 1401, Santa Monica, CA 90404. The practice phone is (310) 434-2495.

  • Cosmetic Surgery Center of Santa Monica
    1260 15th Street, Suite 1401, Santa Monica, CA 90404Phone(310) 434-2495

Source: Dmand AI Affiliation Data

Dr. Mark Scheer McGowan is affiliated with 4 sites of care and 1 medical group

Dr. McGowan's primary practice is Cosmetic Surgery Center of Santa Monica in Santa Monica, California. Dr. McGowan is also affiliated with UCLA Santa Monica Medical Center. The medical group on file is UCLA Medical Group. Dmand AI also links Dr. McGowan to 1 more dialysis center and 1 group practice or clinic, each named with a free account.

See all 5 affiliations for Dr. McGowan

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Mark Scheer McGowan's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. McGowan practices, 4 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Cosmetic Surgery Center of Santa MonicaAvailable with a free account
+3 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Mark Scheer McGowan is one of 16,751 internists in California

Internal medicine is Dr. McGowan's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. McGowan is board certified in internal medicine by the American Board of Internal Medicine. Dmand AI has Dr. McGowan's licenses on file in 2 states: California and Florida.

Specialties and state licenses

  • Internal medicine, CaliforniaPrimaryLicense G39850 · 1979 to 2027 · taxonomy 207R00000X
  • Florida license2015 to 2017

Clinical focus

Dmand AI lists acid reflux, acute skin infection, adjustment disease, ankle or foot injury, arthritis, asthma, atrial fibrillation and flutter and benign or precancerous skin growths among the conditions Dr. McGowan treats.

Internists near Dr. McGowan

Counts of internists 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. Mark Scheer McGowan billed Medicare for 1,265 services in 2024

CMS data shows 1,265 Medicare services from Dr. McGowan across 11 procedure codes in 2024, for 331 Medicare patients. Medicare paid $66,724 for them. Every service was in an office.

Medicare services, 20241,265
Medicare patients331
Paid by Medicare$66,724
Procedure codes11

Dr. McGowan's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 5862024: 65812%
Tests and treatments
2023: 1752024: 23937%
Other services
2023: 2342024: 2187%
Surgery
2023: 1322024: 15014%
Lab and pathology
2023: 232024: 0100%

Dr. McGowan compared with the California median for internists, 2024

  • Dr. McGowan
  • California median
Medicare services
1,265vs 3613.5 times
Medicare patients
331vs 1512.2 times
Part D claims
5,162vs 42112.3 times

Medians across 15,815 internists in California with Dmand AI profiles that report each measure.

Dr. McGowan'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.

See all procedures by Dr. McGowan

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Mark Scheer McGowan treated 331 Medicare patients in 2024, average age 76

CMS counts 331 Medicare patients who saw Dr. McGowan in 2024. The largest group is 75 to 84, with 144 patients. 66% of them have high blood pressure, and 63% have high cholesterol. 13% are also on Medicaid. Their average risk score is 1.14, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. McGowan's median patient age at 70, with 42% women.

Medicare patients, 2024331
Average age76
Average risk score1.14
Also on Medicaid13%

Dr. McGowan's Medicare patients by age, 2024

Dr. McGowan's Medicare patients by sex, 2024

  • Women15346%
  • Men17854%

Chronic conditions among Dr. McGowan's Medicare patients, 2024

  1. High blood pressure66%
  2. High cholesterol63%
  3. Arthritis49%
  4. Ischemic heart disease29%
  5. Diabetes23%
  6. Mood disorders22%
  7. Depression21%
  8. Asthma20%

Share of Medicare patients with each condition. A patient can have several.

Dr. McGowan's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 70

Patient panel by sex, all payers

  • Women42%
  • Men56%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Mark Scheer McGowan wrote 5,645 Medicare Part D claims in 2024

In 2024, Dr. McGowan wrote 5,645 Medicare Part D claims for 595 patients. 88% of them were for generic drugs. CMS names the drug for 5,162 of them, across 104 drugs with 11 or more claims each, at $333,885 in total drug cost. In 2023, CMS named 5,657 claims across 99 drugs.

Part D claims, 20245,645
Drugs named by CMS104
Total drug cost$333,885
Part D patients595

Dr. McGowan's Part D claims by kind of drug, 2024

  • Generic4,958 claims88%
  • Brand-name and other687 claims12%

Dr. McGowan'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. McGowan's Part D claims, 2024

  • Opioids5%261 of 5,645 claims
  • Antibiotics2%98 of 5,645 claims
  • Antipsychotics, patients 65 and over0%15 of 5,645 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: 5,6572024: 5,1629%

Drugs named by CMS: 104 in 2024, 99 in 2023.

See all prescribing by Dr. McGowan

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. Mark Scheer McGowan graduated from Feinberg School of Medicine

Dr. McGowan graduated from Feinberg School of Medicine in 1973.

  1. Medical schoolFeinberg School of Medicine
  2. Board certified in internal medicineAmerican Board of Internal Medicine
  3. Board certified in pulmonary diseaseAmerican Board of Internal Medicine

Source: Dmand AI Professional Profile Data

Dr. Mark Scheer McGowan accepts plans from 14 insurance carriers

Dr. McGowan is in network with 14 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. PPO plans come from the most carriers, 9. Check the plan with the practice before a visit.

  • Aetna
  • Blue Cross Blue Shield of Michigan
  • United Healthcare
  • Elevance
  • HCSC
  • Blue Cross Blue Shield of Massachusetts
  • Regence Health Plans
  • Alliant Health Plans
  • +6 more carriersWith a free account

Plan types Dr. McGowan accepts, by number of carriers

  1. PPO9
  2. HMO7
  3. Medicare7
  4. EPO4
  5. POS3

Source: Dmand AI Insurance Network Data

Sources for Dr. Mark Scheer McGowan's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare 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)
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Mark Scheer McGowan

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. Mark Scheer McGowan's NPI number?

Dr. Mark Scheer McGowan's NPI number is 1720015902. It was assigned on June 26, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Mark Scheer McGowan?

Dr. Mark Scheer McGowan is an internist in Santa Monica, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).

Where does Dr. Mark Scheer McGowan practice?

Dr. McGowan practices at 1260 15th Street, Suite 1401, Santa Monica, CA 90404. Dr. McGowan's primary practice is Cosmetic Surgery Center of Santa Monica in Santa Monica, California. Dmand AI also links Dr. McGowan to 1 dialysis center and 1 group practice or clinic.

What is Dr. Mark Scheer McGowan's office phone number?

The practice phone on file for Dr. McGowan is (310) 434-2495.

What is Dr. Mark Scheer McGowan's medical license number?

Dr. McGowan holds California license G39850, one of the licenses on file in 2 states.

Which states has Dr. Mark Scheer McGowan been licensed in?

Dmand AI has state licenses on file for Dr. McGowan in California (1979 to 2027) and Florida (2015 to 2017).

Which hospitals is Dr. Mark Scheer McGowan affiliated with?

Dr. McGowan is affiliated with UCLA Santa Monica Medical Center.

What medical group is Dr. Mark Scheer McGowan part of?

Dr. McGowan is linked to UCLA Medical Group.

Does Dr. Mark Scheer McGowan accept Medicare?

Yes. CMS data shows Dr. McGowan billed Medicare for 1,265 services in 2024.

How many Medicare patients does Dr. Mark Scheer McGowan see?

CMS counts 331 Medicare patients who saw Dr. McGowan in 2024, with an average age of 76.

Show 6 more questionsShow fewer questions

Is Dr. Mark Scheer McGowan board certified?

Yes. Dr. McGowan is board certified in internal medicine by the American Board of Internal Medicine.

What services does Dr. Mark Scheer McGowan bill to Medicare?

In 2024, Dr. McGowan's most billed Medicare services were office visit, established patient (99213), office visit, established patient (99214) and medicare service (G0439).

Where did Dr. Mark Scheer McGowan go to medical school?

Dr. McGowan graduated from Feinberg School of Medicine in 1973.

What drugs does Dr. Mark Scheer McGowan prescribe most?

In 2024 Medicare Part D data, Dr. McGowan's most prescribed drugs by claims were Amlodipine Besylate, Atorvastatin Calcium and Levothyroxine Sodium.

How long has Dr. Mark Scheer McGowan been practicing?

Dr. McGowan graduated from medical school in 1973, 53 years ago.

What insurance does Dr. Mark Scheer McGowan accept?

Dr. McGowan is in network with 14 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. PPO plans come from the most carriers, 9. Check the plan with the practice before a visit.

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