David Bartow Williams , CAA
Anesthesiologist Assistant β’ Santa Fe, NM
455 Saint Michaels Dr
Santa Fe, NM 875057601
This profile restates public CMS/NPPES data; T-MedInfo gives no medical advice — consult a licensed professional, and call 911 for emergencies.
Practice Location & Contact Primary Location
455 Saint Michaels Dr
Santa Fe, NM 875057601
Matched by practice address or phone in NPPES. A shared address or phone does not confirm that this clinician works there.
CMS Doctors and Clinicians lists 1 group name: Iu Health Medical Group Llc. See the list
Source: CMS Doctors and Clinicians National Downloadable File, release date unavailable.
Listings do not confirm current availability, employment or a shared ownership network.
Medicare Profile & Education
Source: CMS Doctors and Clinicians National Downloadable File
University Of Colorado School Of Medicine, Denver
2016
What Public CMS Data Show
Anesthesiologist Assistant: NPPES taxonomy is a reported classification, not proof of board certification.
Industry payments (Open Payments)
Fewer than 11 payment records totaling $14.77 in 2023
Drug and medical device companies must report certain payments to doctors and some other clinicians to CMS, such as meals, travel, speaking fees or research funding.
It shows reported financial ties between this clinician and companies. You can ask your clinician about them.
These records are submitted by drug and medical device companies, and a reported payment does not necessarily mean the financial relationship is improper.
General: payments not tied to research, such as meals, travel, consulting or speaking fees.
A reported payment does not necessarily mean the financial relationship is improper. Research payments can go to a hospital or university for a study the clinician leads, not to the clinician personally. Clinicians can dispute records with the company that reported them.
Source: CMS Open Payments, program year 2023.
Years since graduation
10 years (graduated 2016)
CMS Doctors and Clinicians data list 2016 as the year this clinician finished professional school.
It tells you roughly how long ago the clinician finished school.
What this does not show: Years since graduation
It is not the number of years in practice, and more years does not mean better care.
Source: CMS Doctors and Clinicians National Downloadable File.
NPI first issued
2016
The year this clinician's National Provider Identifier (NPI) was issued. An NPI is a unique 10-digit ID that US health care providers use for billing.
What this does not show: NPI first issued
NPIs have been issued only since 2005, so this year is not necessarily when the clinician started practicing.
Source: CMS NPPES NPI Registry.
Accepts Medicare assignment
CMS data list this clinician as accepting Medicare assignment. This means agreeing to take the Medicare-approved amount as full payment for covered services.
With Original Medicare, you usually pay only your deductible and coinsurance, and the office sends the claim to Medicare for you.
Medicare assignment applies to Original Medicare. It does not tell you whether the clinician is in a Medicare Advantage plan's network, accepts other insurance, or is taking new patients.
Source: CMS Doctors and Clinicians; Medicare.gov, βDoes your provider accept Medicare as full payment?β
No telehealth indicator
CMS shows this indicator only when recent Medicare claims include telehealth services. The clinician may still offer telehealth; ask the office.
Source: CMS, Telehealth Indicator on Medicare Care Compare (fact sheet, January 2023); CMS Doctors and Clinicians.
Enrolled in Medicare (PECOS)
David Williams has a Medicare enrollment record in PECOS, the CMS system clinicians use to enroll so they can bill Medicare or order services for people with Medicare.
It does not show whether the clinician accepts assignment, is in your plan's network, or is taking new patients.
Source: CMS Medicare Fee-For-Service Public Provider Enrollment (PECOS); CMS Order and Referring file.
Compared with the same specialty in Santa Fe and New Mexico
9 active clinicians are listed under Anesthesiologist Assistant with a practice address in Santa Fe, NM (65 in New Mexico).
Addresses are self-reported to NPPES and may be out of date.
CMS data by year
Changes may reflect reporting, coverage or privacy limits, not changes in care quality.
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Industry payments (Open Payments)
CMS data for industry payments (Open Payments) are available for 2023 only.
Sources: CMS Open Payments (2023), CMS Doctors and Clinicians, CMS NPPES NPI Registry. Specialty names follow the NUCC Health Care Provider Taxonomy.
Text: T-MedInfo Β· Report an error.
Pharma & Medical Device Financial Disclosures
Payments and other transfers of value that drug and medical device companies reported to CMS Open Payments
Program year 2023 (payments made January 1 β December 31, 2023): fewer than 11 records totaling $14.77.
| Manufacturer | Payment Nature | Product | Type | Amount ($) |
|---|---|---|---|---|
| Masimo Corporation |
Food and Beverage
In-kind items and services
|
SedLine | General | $14.77 |
Source: CMS Open Payments, program year 2023, released June 30, 2026.
Specialties & License Numbers Reported to NPPES
Self-certified to NPPES: 2026-06-01NUCC Taxonomy Code: 367H00000X
An individual certified by the state to perform anesthesia services under the direct supervision of an anesthesiologist. Anesthesiologist Assistants are required to have a bachelor's degree with a premed curriculum prior to entering a two-year anesthesiology assistant program, which is focused upon the delivery and maintenance of anesthesia care as well as advanced patient monitoring techniques. An Anesthesiologist Assistant must work as a member of the anesthesia care team under the direction of a qualified Anesthesiologist.
NUCC Taxonomy Code: 367H00000X
An individual certified by the state to perform anesthesia services under the direct supervision of an anesthesiologist. Anesthesiologist Assistants are required to have a bachelor's degree with a premed curriculum prior to entering a two-year anesthesiology assistant program, which is focused upon the delivery and maintenance of anesthesia care as well as advanced patient monitoring techniques. An Anesthesiologist Assistant must work as a member of the anesthesia care team under the direction of a qualified Anesthesiologist.
Medicare (PECOS) Enrollment & Ordering Eligibility
Source: CMS PECOSPRACTITIONER - ANESTHESIOLOGY ASSISTANT
I20250703000389
NM
8820370604
Sources: CMS Provider Enrollment and Order and Referring. Medicare enrollment is a billing status, not an accreditation or quality rating.
Medicare Group Practice Enrollments
Source: CMS Doctors and Clinicians National Downloadable File
Iu Health Medical Group Llc
1701 N Senate Blvd, Indianapolis, IN 462021239
Phone: 8884843258
Clinicians Sharing This Practice Address or Phone
Clinicians sharing this NPPES address, phone or fax; a shared contact does not mean they work together.
Nurse Practitioner - Acute Care
Certified Nurse Practitioner
Internal Medicine
Doctor of Medicine (M.D.)
Internal Medicine
Doctor of Medicine (M.D.)
Nurse Anesthetist, Certified Registered
Certified Registered Nurse Anesthetist, Bachelor of Science in Nursing
Emergency Medicine
Doctor of Medicine (M.D.)
Internal Medicine
Doctor of Medicine (M.D.)
Career & Practice History Timeline
Changes recorded in monthly NPPES data files: addresses, names, credentials, specialties and NPI status
Registered at 455 SAINT MICHAELS DR, SANTA FE, NM 875057601 (Tel: 5057954227)
Registered at 720 ESKENAZI AVE, INDIANAPOLIS, IN 462025166 (Tel: 3718807666)
Registered at 720 ESKENAZI AVE, FIFTH THIRD BANK BLDG, 5TH FL, INDIANAPOLIS, IN 462025166 (Tel: 3178804121)
NPI status registered as active in NPPES database
Registered at 720 ESKENAZI AVE, 2ND FLOOR SUITE E2121, INDIANAPOLIS, IN 462025187 (Tel: 3718808211)
Registered at 2200 N URSULA ST, #321, AURORA, CO 800457600 (Tel: 5057954227)
Recorded as DAVID WILLIAMS, CAA
Anesthesiologist Assistant
First registered as active Individual Practitioner in NPPES Database.
NPI Administrative Meta
Other Anesthesiologist Assistants in Santa Fe
Healthcare providers in Santa FeMailing Address
720 Eskenazi Ave, Fifth Third Bank Bldg, 5th Fl
Indianapolis, IN 462025166
Phone: 3178804121