Michael Stewart Hampton

  • Vallejo, CA
  • Emergency medicine physician
NPI1649480542
Medicare services, 2024
40
Medicare patients, 2024
55
Part D claims, 2024
235
Hospital affiliations
1
Medical group
1
Practice address
975 Sereno Dr, Vallejo, CA 94589
Practice phone
Call (707) 651-1000
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Vallejo Medical Center

Hospital · Vallejo, California

See all 4 affiliations

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Michael Stewart Hampton is an emergency medicine physician in Vallejo, California

Michael Hampton practices at Vallejo Medical Center in Vallejo, California, part of Kaiser Permanente.

Michael Hampton's NPI, 1649480542, was assigned on May 22, 2007. Michael Hampton graduated from University of Maryland School of Medicine - Baltimore in 2005. Michael Hampton's Indiana license number on file is A.

NPI and contact details
NPI enumeration date
May 22, 2007
NPI status
Active
Practice phone
(707) 651-1000
Professional email
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Personal email
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Mobile number
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Sex
Male
Estimated age
47
Medical school graduation
2005

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

Michael Stewart Hampton practices at Vallejo Medical Center in Vallejo, California

Michael Hampton's primary practice is Vallejo Medical Center, at 975 Sereno Dr, Vallejo, CA 94589 in Solano County. The practice phone is (707) 651-1000.

Source: Dmand AI Affiliation Data

Michael Stewart Hampton is affiliated with 3 sites of care and 1 medical group

Michael Hampton's primary practice is Vallejo Medical Center in Vallejo, California, part of Kaiser Permanente. The medical group on file is The Permanente Medical Group, Inc. Dmand AI also links Michael Hampton to 1 more home health agency and 1 hospice, each named with a free account.

See all 4 affiliations for Michael Hampton

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

Dmand AI tracks the EHR system at Michael Stewart Hampton's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Michael Hampton practices, 3 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Vallejo Medical CenterAvailable with a free account
+2 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

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Michael Stewart Hampton is one of 7,423 emergency medicine physicians in California

Emergency medicine is Michael Hampton's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Michael Hampton is board certified in emergency medicine by the American Board of Emergency Medicine. Dmand AI has Michael Hampton's licenses on file in 2 states: Indiana and California.

Specialties and state licenses

  • Emergency medicine, IndianaPrimaryLicense A · 2007 to 2015 · taxonomy 207P00000X
  • California license2015 to 2027

Emergency medicine physicians near Michael Hampton

Counts of emergency medicine physicians 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

Michael Stewart Hampton billed Medicare for 40 services in 2024

CMS data shows 40 Medicare services from Michael Hampton across 2 procedure codes in 2024, for 55 Medicare patients. Medicare paid $4,015 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 202440
Medicare patients55
Paid by Medicare$4,015
Procedure codes2

Michael Hampton's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 852024: 4053%

Michael Hampton compared with the California median for emergency medicine physicians, 2024

  • Michael Hampton
  • California median
Medicare services
40vs 26585% below
Medicare patients
55vs 24377% below
Part D claims
96vs 6255% above

Medians across 7,079 emergency medicine physicians in California with Dmand AI profiles that report each measure.

Michael Hampton'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 Michael Hampton

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

Michael Stewart Hampton treated 55 Medicare patients in 2024, average age 65

CMS counts 55 Medicare patients who saw Michael Hampton in 2024. The largest group is 65 to 74, with 22 patients. 73% of them have high blood pressure, and 55% have high cholesterol. 69% are also on Medicaid. Their average risk score is 1.72, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Michael Hampton's median patient age at 47, with 57% women.

Medicare patients, 202455
Average age65
Average risk score1.72
Also on Medicaid69%

Michael Hampton's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Michael Hampton's Medicare patients by sex, 2024

  • Women3055%
  • Men2545%

Chronic conditions among Michael Hampton's Medicare patients, 2024

  1. High blood pressure73%
  2. High cholesterol55%
  3. Arthritis42%
  4. Chronic kidney disease38%
  5. Diabetes38%
  6. Asthma29%
  7. Mood disorders29%
  8. Alcohol and drug use disorders25%

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

Michael Hampton's patients across all payers

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

Patient panel by age, all payers

Median age 47

Patient panel by sex, all payers

  • Women57%
  • Men43%

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

Michael Stewart Hampton wrote 235 Medicare Part D claims in 2024

In 2024, Michael Hampton wrote 235 Medicare Part D claims for 153 patients. 93% of them were for generic drugs. CMS names the drug for 96 of them, across 5 drugs with 11 or more claims each, at $1,673 in total drug cost. In 2023, CMS named 164 claims across 8 drugs.

Part D claims, 2024235
Drugs named by CMS5
Total drug cost$1,673
Part D patients153

Michael Hampton's Part D claims by kind of drug, 2024

  • Generic218 claims93%
  • Brand-name and other17 claims7%

Michael Hampton'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 Michael Hampton's Part D claims, 2024

  • Opioids6%14 of 235 claims
  • Antibiotics35%83 of 235 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: 1642024: 9641%

Drugs named by CMS: 5 in 2024, 8 in 2023.

See all prescribing by Michael Hampton

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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Michael Stewart Hampton graduated from University of Maryland School of Medicine - Baltimore

Michael Hampton graduated from University of Maryland School of Medicine - Baltimore in 2005.

  1. Medical schoolUniversity of Maryland School of Medicine - Baltimore
  2. Board certified in emergency medicineAmerican Board of Emergency Medicine

Source: Dmand AI Professional Profile Data

Michael Stewart Hampton accepts plans from 1 insurance carrier

Michael Hampton is in network with 1 carrier, including Kaiser Permanente. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.

  • Kaiser Permanente

Plan types Michael Hampton accepts, by number of carriers

  1. EPO1
  2. HMO1
  3. POS1

Source: Dmand AI Insurance Network Data

Sources for Michael Stewart Hampton'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 Michael Stewart Hampton

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Michael Stewart Hampton's NPI number?

Michael Stewart Hampton's NPI number is 1649480542. It was assigned on May 22, 2007, and it is active in the NPI Registry.

What does Michael Stewart Hampton specialize in?

Michael Stewart Hampton is an emergency medicine physician in Vallejo, California. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).

Where does Michael Stewart Hampton practice?

Michael Hampton practices at 975 Sereno Dr, Vallejo, CA 94589. Michael Hampton's primary practice is Vallejo Medical Center in Vallejo, California, part of Kaiser Permanente. Dmand AI also links Michael Hampton to 1 home health agency and 1 hospice.

What is Michael Stewart Hampton's office phone number?

The practice phone on file for Michael Hampton is (707) 651-1000.

What is Michael Stewart Hampton's medical license number?

Michael Hampton's Indiana license number on file is A, one of the licenses on file in 2 states.

Which states has Michael Stewart Hampton been licensed in?

Dmand AI has state licenses on file for Michael Hampton in Indiana (2007 to 2015) and California (2015 to 2027).

Which hospitals is Michael Stewart Hampton affiliated with?

Michael Hampton practices at Vallejo Medical Center in Vallejo, California.

What medical group is Michael Stewart Hampton part of?

Michael Hampton is linked to The Permanente Medical Group, Inc.

Does Michael Stewart Hampton accept Medicare?

Yes. CMS data shows Michael Hampton billed Medicare for 40 services in 2024.

How many Medicare patients does Michael Stewart Hampton see?

CMS counts 55 Medicare patients who saw Michael Hampton in 2024, with an average age of 65.

Show 6 more questionsShow fewer questions

Is Michael Stewart Hampton board certified?

Yes. Michael Hampton is board certified in emergency medicine by the American Board of Emergency Medicine.

What services does Michael Stewart Hampton bill to Medicare?

In 2024, Michael Hampton's most billed Medicare services were emergency department visit (99284) and emergency department visit (99285).

Where did Michael Stewart Hampton go to medical school?

Michael Hampton graduated from University of Maryland School of Medicine - Baltimore in 2005.

What drugs does Michael Stewart Hampton prescribe most?

In 2024 Medicare Part D data, Michael Hampton's most prescribed drugs by claims were Cefpodoxime Proxetil, Ondansetron ODT and Ibuprofen.

How long has Michael Stewart Hampton been practicing?

Michael Hampton graduated from medical school in 2005, 21 years ago.

What insurance does Michael Stewart Hampton accept?

Michael Hampton is in network with 1 carrier, including Kaiser Permanente. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.

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