Dr. Anthony Thomas Machi, MD

  • Stanford, CA
  • Pain medicine (anesthesiology) physician
NPI1518123348PAC ID9032368022
Medicare services, 2024
153
Medicare patients, 2024
167
Part D claims, 2024
64
Publications
13
Clinical trials
1
Practice address
300 Pasteur Drive, Stanford, CA 94305
Practice phone
Call (650) 723-4000
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Stanford Hospital at 300 Pasteur Drive

Hospital · Stanford, California

See all 5 affiliations

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Dr. Anthony Thomas Machi is a pain medicine (anesthesiology) physician in Stanford, California

Dr. Machi practices at Stanford Hospital at 300 Pasteur Drive in Stanford, California, part of Stanford University.

Dr. Machi's NPI, 1518123348, was assigned on July 31, 2008. Dr. Machi graduated from University of Wisconsin-Madison in 2007. Dr. Machi holds California license A111152.

NPI and contact details
Medicare PAC ID
9032368022
NPI enumeration date
July 31, 2008
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(650) 723-4000
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Male
Estimated age
45
Medical school graduation
2007

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Anthony Thomas Machi practices at Stanford Hospital at 300 Pasteur Drive in Stanford, California

Dr. Machi's primary practice is Stanford Hospital at 300 Pasteur Drive, at 300 Pasteur Drive, Stanford, CA 94305 in Santa Clara County. The practice phone is (650) 723-4000.

Source: Dmand AI Affiliation Data

Dr. Anthony Thomas Machi is affiliated with 2 sites of care and 3 medical groups

Dr. Machi's primary practice is Stanford Hospital at 300 Pasteur Drive in Stanford, California, part of Stanford University. The medical group on file is University of Texas Southwestern Medical Center. Dmand AI also links Dr. Machi to 1 more hospital and 2 medical groups, each named with a free account. Dr. Machi's employer is on file too: a hospital.

See all 5 affiliations for Dr. Machi

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

Dmand AI tracks the EHR system at Dr. Anthony Thomas Machi's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Machi practices, 2 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Stanford Hospital at 300 Pasteur DriveAvailable with a free account
+1 more site and 2 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Anthony Thomas Machi is one of 492 pain medicine (anesthesiology) physicians in California

Pain medicine is Dr. Machi's primary specialty in the NPI Registry, under taxonomy code 207LP2900X. Dr. Machi is board certified in anesthesiology by the American Board of Anesthesiology. Dmand AI has Dr. Machi's licenses on file in 4 states: California, Texas, Wisconsin and Montana.

Specialties and state licenses

  • Pain medicine (anesthesiology), CaliforniaPrimaryLicense A111152 · 2010 to 2027 · taxonomy 207LP2900X
  • Texas licenseLicense Q2585 · 2014 to 2025
  • Wisconsin license2014 to 2019
  • Anesthesiology, MontanaLicense MED-PHYS-LIC-34409 · 2014 to 2016 · taxonomy 207L00000X

Pain medicine (anesthesiology) physicians near Dr. Machi

Counts of pain medicine (anesthesiology) 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

Dr. Anthony Thomas Machi billed Medicare for 153 services in 2024

CMS data shows 153 Medicare services from Dr. Machi across 4 procedure codes in 2024, for 167 Medicare patients. Medicare paid $14,724 for them.

Medicare services, 2024153
Medicare patients167
Paid by Medicare$14,724
Procedure codes4

Dr. Machi's Medicare services by type, 2022 to 2024

  • 2022
  • 2024
Office and hospital visits
2022: 02024: 136
Surgery
2022: 972024: 1782%
Anesthesia
2022: 332024: 0100%
Imaging
2022: 682024: 0100%

Where Dr. Machi's Medicare services took place, 2024

  • In an office10669%
  • In a facility4731%

Dr. Machi compared with the California median for pain medicine (anesthesiology) physicians, 2024

  • Dr. Machi
  • California median
Medicare services
153vs 57473% below
Medicare patients
167vs 18510% below
Part D claims
18vs 25193% below

Medians across 451 pain medicine (anesthesiology) physicians in California with Dmand AI profiles that report each measure.

Dr. Machi'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. Machi

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

Dr. Anthony Thomas Machi treated 167 Medicare patients in 2024, average age 72

CMS counts 167 Medicare patients who saw Dr. Machi in 2024. The largest group is 65 to 74, with 69 patients. 75% of them have arthritis, and 74% have high blood pressure. 29% are also on Medicaid. Their average risk score is 1.50, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Machi's median patient age at 59, with 63% women.

Medicare patients, 2024167
Average age72
Average risk score1.50
Also on Medicaid29%

Dr. Machi's Medicare patients by age, 2024

Dr. Machi's Medicare patients by sex, 2024

  • Women10362%
  • Men6438%

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

  1. Arthritis75%
  2. High blood pressure74%
  3. High cholesterol72%
  4. Mood disorders44%
  5. Depression39%
  6. Anxiety35%
  7. Ischemic heart disease32%
  8. Diabetes29%

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

Dr. Machi's patients across all payers

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

Patient panel by age, all payers

Median age 59

Patient panel by sex, all payers

  • Women63%
  • Men35%

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

Dr. Anthony Thomas Machi wrote 64 Medicare Part D claims in 2024

In 2024, Dr. Machi wrote 64 Medicare Part D claims for 35 patients. 98% of them were for generic drugs. CMS names the drug for 18 of them, across 1 drug with 11 or more claims each, at $380 in total drug cost. In 2021, CMS named 22 claims across 2 drugs.

Part D claims, 202464
Drugs named by CMS1
Total drug cost$380
Part D patients35

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

  • Generic63 claims98%
  • Brand-name and other1 claims2%

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

  • Opioids17%11 of 64 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, 2021 to 2024

  • 2021
  • 2024
Claims for drugs CMS names
2021: 222024: 1818%

Drugs named by CMS: 1 in 2024, 2 in 2021.

See all prescribing by Dr. Machi

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. Anthony Thomas Machi scored 89 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 89 out of 100 for Dr. Machi for performance year 2024, reported as part of a group. Dr. Machi accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Machi as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Dr. Machi's MIPS scores, performance year 2024

  • 89of 100Final score
  • 87.1of 100Quality
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities
  • 70of 100Cost

Each score is out of 100. The final score weighs the categories CMS scored for this clinician.

Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026

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Dr. Anthony Thomas Machi has 13 publications on record

Dmand AI links 13 papers to Dr. Machi, published from 2019 to 2024. 2019 was the busiest year, with 2. The most frequent topics are Pain, Postoperative, Nerve Block and Pain Management. Dr. Machi has published most often in Best Pract Res Clin Anaesthesiol. Dr. Machi's most frequent co-authors are Brian Michael Ilfeld, MD, Wendy B. Abramson, MD and Scott Taber Ball, MD.

Papers13
Years published2019 to 2024

Dr. Machi's papers by year, 2019 to 2024

Topics Dr. Machi writes about most

  • Pain, Postoperative
  • Nerve Block
  • Pain Management
  • Anesthetics, Local
  • Arthroplasty, Replacement, Knee
  • Autonomic Nerve Block
  • Femoral Nerve
  • Pain Measurement

Dr. Machi's most frequent co-authors

Recent publications by Dr. Machi

See all 13 publications and co-authors

See who Dr. Machi researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Machi works with, so you can find a warm path to the right pain medicine (anesthesiology) physicians.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Anthony Thomas Machi has worked on 1 clinical trial

Dmand AI links Dr. Machi to 1 clinical trial. Conditions studied include Pain, Postoperative and Postoperative Complications.

Conditions in Dr. Machi's trials

  • Pain, Postoperative
  • Postoperative Complications

Recent clinical trials with Dr. Machi

Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)

Dr. Anthony Thomas Machi received $3,716 in industry payments from 2016 to 2025

CMS Open Payments shows 29 general payments to Dr. Machi from 13 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 73% of the total. Abbott Laboratories paid the most, $1,055.

General payments to Dr. Machi by program year, 2016 to 2025

General payments to Dr. Machi by kind, 2016 to 2025

$3.7Kin total
  • Food and beverage$2,71773%
  • Travel and lodging$99927%

Companies that paid Dr. Machi the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Machi

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. Anthony Thomas Machi graduated from University of Wisconsin-Madison

Dr. Machi graduated from University of Wisconsin-Madison in 2007. Dr. Machi is a member of ASA.

  1. Medical schoolUniversity of Wisconsin-Madison
  2. Board certified in anesthesiologyAmerican Board of Anesthesiology
  3. Board certified in pain medicineAmerican Board of Anesthesiology

Source: Dmand AI Professional Profile Data

Dr. Anthony Thomas Machi accepts plans from 15 insurance carriers

Dr. Machi is in network with 15 carriers, including Aetna, United Healthcare and Blue Cross Blue Shield of Michigan. HMO plans come from the most carriers, 9. Check the plan with the practice before a visit.

  • Aetna
  • United Healthcare
  • Blue Cross Blue Shield of Michigan
  • Elevance
  • Alliant Health Plans
  • HCSC
  • Baylor Scott and White
  • Blue Cross and Blue Shield of Kansas City
  • +7 more carriersWith a free account

Plan types Dr. Machi accepts, by number of carriers

  1. HMO9
  2. PPO9
  3. POS5
  4. Medicare3
  5. EPO2

Source: Dmand AI Insurance Network Data

Sources for Dr. Anthony Thomas Machi'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)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Clinical trials and co-investigatorsDmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (opens in a new tab)
Industry paymentsOpen Payments (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. Anthony Thomas Machi

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. Anthony Thomas Machi's NPI number?

Dr. Anthony Thomas Machi's NPI number is 1518123348. It was assigned on July 31, 2008, and it is active in the NPI Registry.

What kind of doctor is Dr. Anthony Thomas Machi?

Dr. Anthony Thomas Machi is a pain medicine (anesthesiology) physician in Stanford, California. The primary specialty in the NPI Registry is Pain Medicine (Anesthesiology) Physician (taxonomy code 207LP2900X).

Where does Dr. Anthony Thomas Machi practice?

Dr. Machi practices at 300 Pasteur Drive, Stanford, CA 94305. Dr. Machi's primary practice is Stanford Hospital at 300 Pasteur Drive in Stanford, California, part of Stanford University. Dmand AI also links Dr. Machi to 1 hospital and 2 medical groups.

What is Dr. Anthony Thomas Machi's office phone number?

The practice phone on file for Dr. Machi is (650) 723-4000.

What is Dr. Anthony Thomas Machi's medical license number?

Dr. Machi holds California license A111152, one of the licenses on file in 4 states.

Which states has Dr. Anthony Thomas Machi been licensed in?

Dmand AI has state licenses on file for Dr. Machi in California (2010 to 2027), Texas (2014 to 2025), Wisconsin (2014 to 2019) and Montana (2014 to 2016).

Which hospitals is Dr. Anthony Thomas Machi affiliated with?

Dr. Machi practices at Stanford Hospital at 300 Pasteur Drive in Stanford, California. Dmand AI links Dr. Machi to 1 more hospital.

What medical group is Dr. Anthony Thomas Machi part of?

Dr. Machi is linked to University of Texas Southwestern Medical Center. Dmand AI links Dr. Machi to 2 more medical groups.

Does Dr. Anthony Thomas Machi accept Medicare?

Yes. CMS data shows Dr. Machi billed Medicare for 153 services in 2024, and Dr. Machi accepts Medicare assignment.

Does Dr. Anthony Thomas Machi offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Dr. Machi as offering telehealth services.

Show 11 more questionsShow fewer questions

What is Dr. Anthony Thomas Machi's MIPS score?

Dr. Machi's MIPS final score for performance year 2024 is 89 out of 100, reported as part of a group.

How many Medicare patients does Dr. Anthony Thomas Machi see?

CMS counts 167 Medicare patients who saw Dr. Machi in 2024, with an average age of 72.

Is Dr. Anthony Thomas Machi board certified?

Yes. Dr. Machi is board certified in anesthesiology by the American Board of Anesthesiology.

What services does Dr. Anthony Thomas Machi bill to Medicare?

In 2024, Dr. Machi's most billed Medicare services were office visit, established patient (99214), hospital inpatient care (99232) and office visit, new patient (99205).

Where did Dr. Anthony Thomas Machi go to medical school?

Dr. Machi graduated from University of Wisconsin-Madison in 2007.

What drugs does Dr. Anthony Thomas Machi prescribe most?

In 2024 Medicare Part D data, Dr. Machi's most prescribed drugs by claims were Duloxetine HCl.

Has Dr. Anthony Thomas Machi received payments from drug or device companies?

CMS Open Payments shows $3,716 in general payments to Dr. Machi from 13 companies from 2016 to 2025. The largest total came from Abbott Laboratories.

How long has Dr. Anthony Thomas Machi been practicing?

Dr. Machi graduated from medical school in 2007, 19 years ago.

Does Dr. Anthony Thomas Machi do research?

Dmand AI links 13 publications to Dr. Machi, published from 2019 to 2024. Dr. Machi has worked on 1 clinical trial.

Who does Dr. Anthony Thomas Machi publish with?

Dr. Machi's most frequent co-authors are Brian Michael Ilfeld, MD (3 shared papers), Wendy B. Abramson, MD (2 shared papers) and Scott Taber Ball, MD (2 shared papers).

What insurance does Dr. Anthony Thomas Machi accept?

Dr. Machi is in network with 15 carriers, including Aetna, United Healthcare and Blue Cross Blue Shield of Michigan. HMO plans come from the most carriers, 9. Check the plan with the practice before a visit.

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