Dr. Carlin Williams, MD

  • Gaithersburg, MD
  • Vascular surgeon
NPI1407084247PAC ID3971877135
Medicare services, 2024
524
Medicare patients, 2024
160
Part D claims, 2024
43
Publications
9
Hospital affiliations
4
Practice address
820 W Diamond Ave, Gaithersburg, MD 20878
Practice phone
Call (301) 315-3826
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Adventist Medical Group

Multi-specialty group site · Gaithersburg, Maryland

See all 8 affiliations

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Dr. Carlin Williams is a vascular surgeon in Gaithersburg, Maryland

Dr. Williams practices at Adventist Medical Group in Gaithersburg, Maryland.

Dr. Williams' NPI, 1407084247, was assigned on July 1, 2009. Dr. Williams graduated from Loma Linda University School of Medicine in 2009. Dr. Williams holds Virginia license 0101258238.

NPI and contact details
Medicare PAC ID
3971877135
NPI enumeration date
July 1, 2009
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(301) 315-3826
Professional email
Get email
Personal email
Get email
Mobile number
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Sex
Male
Estimated age
43
Medical school graduation
2009

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

Dr. Carlin Williams practices at Adventist Medical Group in Gaithersburg, Maryland

Dr. Williams' primary practice is Adventist Medical Group, at 820 W Diamond Ave, Gaithersburg, MD 20878. The practice phone is (301) 315-3826.

  • Adventist Medical Group
    820 W Diamond Ave, Gaithersburg, MD 20878Phone(301) 315-3826

Source: Dmand AI Affiliation Data

Dr. Carlin Williams is affiliated with 5 sites of care and 3 medical groups

Dr. Williams' primary practice is Adventist Medical Group in Gaithersburg, Maryland. Dr. Williams is also affiliated with University Medical Center. The medical group on file is Adventist Medical Group. Dmand AI also links Dr. Williams to 3 more hospitals and 2 medical groups, each named with a free account.

See all 8 affiliations for Dr. Williams

Source: Dmand AI Affiliation Data

Dmand AI tracks the EHR system at Dr. Carlin Williams' practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Williams practices, 5 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Adventist Medical GroupAvailable with a free account
+4 more sites and 2 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Carlin Williams is one of 100 vascular surgeons in Maryland

Vascular surgery is Dr. Williams' primary specialty in the NPI Registry, under taxonomy code 2086S0129X. Dmand AI has Dr. Williams' licenses on file in 2 states: Virginia and District of Columbia.

Specialties and state licenses

  • Vascular surgery, VirginiaPrimaryLicense 0101258238 · taxonomy 2086S0129X
  • Surgery, District of ColumbiaLicense 00000000000000000 · taxonomy 208600000X

Vascular surgeons near Dr. Williams

Counts of vascular 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. Carlin Williams billed Medicare for 524 services in 2024

CMS data shows 524 Medicare services from Dr. Williams across 13 procedure codes in 2024, for 160 Medicare patients. Medicare paid $53,650 for them.

Medicare services, 2024524
Medicare patients160
Paid by Medicare$53,650
Procedure codes13

Dr. Williams' Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Tests and treatments
2023: 1852024: 28655%
Office and hospital visits
2023: 1662024: 22536%
Surgery
2023: 122024: 138%

Where Dr. Williams' Medicare services took place, 2024

  • In an office51198%
  • In a facility132%

Dr. Williams compared with the Maryland median for vascular surgeons, 2024

  • Dr. Williams
  • Maryland median
Medicare services
524vs 85439% below
Medicare patients
160vs 45265% below
Part D claims
20vs 4252% below

Medians across 97 vascular surgeons in Maryland with Dmand AI profiles that report each measure.

Dr. Williams' 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. Williams

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

Dr. Carlin Williams treated 160 Medicare patients in 2024, average age 76

CMS counts 160 Medicare patients who saw Dr. Williams in 2024. The largest group is 75 to 84, with 71 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 22% are also on Medicaid. Their average risk score is 2.86, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Dr. Williams' median patient age at 72, with 58% women.

Medicare patients, 2024160
Average age76
Average risk score2.86
Also on Medicaid22%

Dr. Williams' Medicare patients by age, 2024

Dr. Williams' Medicare patients by sex, 2024

  • Women8352%
  • Men7748%

Chronic conditions among Dr. Williams' Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol75%
  3. Diabetes69%
  4. Arthritis54%
  5. Chronic kidney disease51%
  6. Ischemic heart disease33%
  7. Heart failure32%
  8. COPD23%

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

Dr. Williams' patients across all payers

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

Patient panel by age, all payers

Median age 72

Patient panel by sex, all payers

  • Women58%
  • Men40%

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

Dr. Carlin Williams wrote 43 Medicare Part D claims in 2024

In 2024, Dr. Williams wrote 43 Medicare Part D claims for 23 patients. 77% of them were for generic drugs. CMS names the drug for 20 of them, across 1 drug with 11 or more claims each, at $312 in total drug cost. In 2021, CMS named 39 claims across 3 drugs.

Part D claims, 202443
Drugs named by CMS1
Total drug cost$312
Part D patients23

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

  • Generic33 claims77%
  • Brand-name and other10 claims23%

Dr. Williams' 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.

Part D claims for drugs CMS names, 2021 to 2024

  • 2021
  • 2024
Claims for drugs CMS names
2021: 392024: 2049%

Drugs named by CMS: 1 in 2024, 3 in 2021.

See all prescribing by Dr. Williams

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. Carlin Williams ranks in the 94th percentile for leg revascularization (restoring blood flow) in Medicare

Dr. Williams accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 45 procedures of leg revascularization (restoring blood flow) by Dr. Williams, more than 94% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes

Where Dr. Williams ranks in Medicare procedure volume

Leg revascularization (restoring blood flow)
94th percentile45 procedures

CMS ranks each clinician against every clinician it reports for the same procedure category.

Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)

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Dr. Carlin Williams has 9 publications on record

Dmand AI links 9 papers to Dr. Williams, published from 2019 to 2021. 2020 was the busiest year, with 3. The most frequent topics are Endovascular Procedures, Postoperative Complications and Aorta. Dr. Williams' most frequent co-authors are John F. Angle, MD, Margaret C. Tracci, MD and John A. Kern.

Papers9
Years published2019 to 2021

Dr. Williams' papers by year, 2019 to 2021

Topics Dr. Williams writes about most

  • Endovascular Procedures
  • Postoperative Complications
  • Aorta
  • Blood Vessel Prosthesis Implantation
  • Carotid Stenosis
  • Endarterectomy, Carotid
  • Peripheral Arterial Disease
  • Stents

Dr. Williams' most frequent co-authors

Recent publications by Dr. Williams

See all 9 publications and co-authors

See who Dr. Williams researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Williams works with, so you can find a warm path to the right vascular surgeons.

How network discovery works

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

Dr. Carlin Williams received $29,508 in industry payments from 2016 to 2025

CMS Open Payments shows 244 general payments to Dr. Williams from 22 drug and device companies from 2016 to 2025. Travel and lodging make up the largest share, 73% of the total. Medtronic Vascular, Inc. paid the most, $9,096.

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

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

$29.5Kin total
  • Travel and lodging$21,61673%
  • Food and beverage$7,53226%
  • Education$3601%

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

Share is of all general payments to this clinician.

See all payments to Dr. Williams

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

Dr. Carlin Williams graduated from Loma Linda University School of Medicine

Dr. Williams graduated from Loma Linda University School of Medicine in 2009.

  1. Medical schoolLoma Linda University School of Medicine

Source: Dmand AI Professional Profile Data

Sources for Dr. Carlin Williams'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 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)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile 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. Carlin Williams

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. Carlin Williams' NPI number?

Dr. Carlin Williams' NPI number is 1407084247. It was assigned on July 1, 2009, and it is active in the NPI Registry.

What kind of doctor is Dr. Carlin Williams?

Dr. Carlin Williams is a vascular surgeon in Gaithersburg, Maryland. The primary specialty in the NPI Registry is Vascular Surgery Physician (taxonomy code 2086S0129X).

Where does Dr. Carlin Williams practice?

Dr. Williams practices at 820 W Diamond Ave, Gaithersburg, MD 20878. Dr. Williams' primary practice is Adventist Medical Group in Gaithersburg, Maryland. Dmand AI also links Dr. Williams to 3 hospitals and 2 medical groups.

What is Dr. Carlin Williams' office phone number?

The practice phone on file for Dr. Williams is (301) 315-3826.

What is Dr. Carlin Williams' medical license number?

Dr. Williams holds Virginia license 0101258238, one of the licenses on file in 2 states.

Which states has Dr. Carlin Williams been licensed in?

Dmand AI has state licenses on file for Dr. Williams in Virginia and District of Columbia.

Which hospitals is Dr. Carlin Williams affiliated with?

Dr. Williams is affiliated with University Medical Center. Dmand AI links Dr. Williams to 3 more hospitals.

What medical group is Dr. Carlin Williams part of?

Dr. Williams is linked to Adventist Medical Group. Dmand AI links Dr. Williams to 2 more medical groups.

Does Dr. Carlin Williams accept Medicare?

Yes. CMS data shows Dr. Williams billed Medicare for 524 services in 2024, and Dr. Williams accepts Medicare assignment.

How many Medicare patients does Dr. Carlin Williams see?

CMS counts 160 Medicare patients who saw Dr. Williams in 2024, with an average age of 76.

Show 7 more questionsShow fewer questions

What services does Dr. Carlin Williams bill to Medicare?

In 2024, Dr. Williams' most billed Medicare services were office visit, established patient (99213), blood vessel study (93922) and office visit, new patient (99204).

Where did Dr. Carlin Williams go to medical school?

Dr. Williams graduated from Loma Linda University School of Medicine in 2009.

What drugs does Dr. Carlin Williams prescribe most?

In 2024 Medicare Part D data, Dr. Williams' most prescribed drugs by claims were Clopidogrel.

Has Dr. Carlin Williams received payments from drug or device companies?

CMS Open Payments shows $29,508 in general payments to Dr. Williams from 22 companies from 2016 to 2025. The largest total came from Medtronic Vascular, Inc.

How long has Dr. Carlin Williams been practicing?

Dr. Williams graduated from medical school in 2009, 17 years ago.

Does Dr. Carlin Williams do research?

Dmand AI links 9 publications to Dr. Williams, published from 2019 to 2021.

Who does Dr. Carlin Williams publish with?

Dr. Williams' most frequent co-authors are John F. Angle, MD (3 shared papers), Margaret C. Tracci, MD (3 shared papers) and John A. Kern (2 shared papers).

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