Dr. Mark David Baker, MD

  • Washington, DC
  • Vascular neurology physician
NPI1295053114PAC ID1557676293
Medicare services, 2024
455
Medicare patients, 2024
223
Part D claims, 2024
78
Publications
34
Hospital affiliations
1
Practice address
2150 Pennsylvania NW Ave, Washington, DC 20037
Practice phone
Call (202) 741-3350
Professional email
Get professional email
Personal email
Get personal email
Mobile number
Get mobile number
Social profiles

Primary practice

Medical Faculty Associates, Inc

Washington, District of Columbia

See all 4 affiliations

Find Dr. Baker's professional email, personal email and mobile number

Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.

View contacts for free

Dr. Mark David Baker is a vascular neurology physician in Washington, District of Columbia

Dr. Baker practices at Medical Faculty Associates, Inc in Washington, District of Columbia.

Dr. Baker's NPI, 1295053114, was assigned on May 17, 2010. Dr. Baker graduated from Indiana University School Of Medicine in 2010. Dr. Baker holds District of Columbia license MD047639.

NPI and contact details
Medicare PAC ID
1557676293
NPI enumeration date
May 17, 2010
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(202) 741-3350
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Male
Estimated age
42
Medical school graduation
2010

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

Dr. Mark David Baker practices at Medical Faculty Associates, Inc in Washington, District of Columbia

Dr. Baker's primary practice is Medical Faculty Associates, Inc, at 2150 Pennsylvania NW Ave, Washington, DC 20037 in District Of Columbia County. The practice phone is (202) 741-3350.

  • Medical Faculty Associates, Inc
    2150 Pennsylvania NW Ave, Washington, DC 20037 · District Of Columbia CountyPhone(202) 741-3350

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Dr. Mark David Baker is affiliated with 3 sites of care and 1 medical group

Dr. Baker's primary practice is Medical Faculty Associates, Inc in Washington, District of Columbia. Dr. Baker is also affiliated with The George Washington University Hospital. The medical group on file is The GW Medical Faculty Associates. Dmand AI also links Dr. Baker to 1 more group practice or clinic, named with a free account.

See all 4 affiliations for Dr. Baker

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

Dmand AI tracks the EHR system at Dr. Mark David Baker's practice

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

EHR by site
SiteEHR vendor and product
Medical Faculty Associates, IncAvailable with a free account
+2 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

See the EHR and IT leaders at every site where Dr. Baker practices

Dmand AI maps EHR vendors, IT decision makers and buying committees across each health system and 6.2K+ hospitals, with verified contacts in the same login.

Dr. Mark David Baker is one of 6 vascular neurology physicians in District of Columbia

Vascular neurology is Dr. Baker's primary specialty in the NPI Registry, under taxonomy code 2084V0102X. Dr. Baker is board certified in neurology by the American Board of Psychiatry and Neurology. Dmand AI has Dr. Baker's licenses on file in 4 states: District of Columbia, Virginia, Kentucky and Tennessee.

Specialties and state licenses

  • Vascular neurology, District of ColumbiaPrimaryLicense MD047639 · 2019 to 2026 · taxonomy 2084V0102X
  • Virginia license2022 to 2024
  • Kentucky license2018 to 2020
  • Tennessee license2014 to 2020

Clinical focus

Dmand AI lists acute mini-stroke (TIA), cerebrovascular disease, migraine and chronic headache, mini-stroke (TIA), seizures and stroke among the conditions Dr. Baker treats.

Vascular neurology physicians near Dr. Baker

Counts of vascular neurology physicians with a Dmand AI profile, by place and practice. Each opens the list.

6vascular neurology physicians in District of Columbia
6vascular neurology physicians in Washington

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

Dr. Mark David Baker billed Medicare for 455 services in 2024

CMS data shows 455 Medicare services from Dr. Baker across 6 procedure codes in 2024, for 223 Medicare patients. Medicare paid $54,239 for them.

Medicare services, 2024455
Medicare patients223
Paid by Medicare$54,239
Procedure codes6

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

  • 2023
  • 2024
Office and hospital visits
2023: 7712024: 45541%

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

  • In an office9721%
  • In a facility35879%

Dr. Baker'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. Baker

Need commercial claims for Dr. Baker?

Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Baker and other vascular neurology physicians in District of Columbia.

Book a meeting

Source: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data

Dr. Mark David Baker treated 223 Medicare patients in 2024, average age 73

CMS counts 223 Medicare patients who saw Dr. Baker in 2024. The largest group is 75 to 84, with 78 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 48% are also on Medicaid. Their average risk score is 2.22, 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. Baker's median patient age at 60, with 60% women.

Medicare patients, 2024223
Average age73
Average risk score2.22
Also on Medicaid48%

Dr. Baker's Medicare patients by age, 2024

Dr. Baker's Medicare patients by sex, 2024

  • Women11451%
  • Men10949%

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

  1. High blood pressure75%
  2. High cholesterol75%
  3. Stroke or TIA69%
  4. Arthritis61%
  5. Diabetes53%
  6. Chronic kidney disease43%
  7. Ischemic heart disease42%
  8. Mood disorders39%

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

Dr. Baker's patients across all payers

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

Patient panel by age, all payers

Median age 60

Patient panel by sex, all payers

  • Women60%
  • Men39%

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

Dr. Mark David Baker wrote 78 Medicare Part D claims in 2024

In 2024, Dr. Baker wrote 78 Medicare Part D claims for 18 patients. 79% of them were for generic drugs. CMS names the drug for 12 of them, across 1 drug with 11 or more claims each, at $6,801 in total drug cost. In 2022, CMS named 16 claims across 1 drug.

Part D claims, 202478
Drugs named by CMS1
Total drug cost$6,801
Part D patients18

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

  • Generic62 claims79%
  • Brand-name16 claims21%

Dr. Baker'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.

Part D claims for drugs CMS names, 2022 to 2024

  • 2022
  • 2024
Claims for drugs CMS names
2022: 162024: 1225%

Drugs named by CMS: 1 in 2024, 1 in 2022.

See all prescribing by Dr. Baker

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

How Dr. Mark David Baker takes part in Medicare

Dr. Baker accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Source: Doctors and Clinicians National Downloadable File (CMS)

For MedTech and pharma teams

Find vascular neurology physicians like Dr. Baker by procedure volume and prescribing

Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.

Dr. Mark David Baker has 34 publications on record

Dmand AI links 34 papers to Dr. Baker, published from 2010 to 2025. 2013 was the busiest year, with 3. The most frequent topics are Ganglia, Spinal, Rats, Wistar and Mice, Inbred C57BL. Dr. Baker has published most often in J Physiol. Dr. Baker's most frequent co-authors are John Wood, DO, Hasan Huseyin Sonmezturk, MD and Michael Jon Levy, MD.

Papers34
Years published2010 to 2025

Dr. Baker's papers by year, 2012 to 2025

Topics Dr. Baker writes about most

  • Ganglia, Spinal
  • Rats, Wistar
  • Mice, Inbred C57BL
  • Mice, Knockout
  • Action Potentials
  • Axons
  • Optic Nerve
  • Membrane Potentials

Dr. Baker's most frequent co-authors

Recent publications by Dr. Baker

See all 34 publications and co-authors

See who Dr. Baker researches with

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

How network discovery works

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

Dr. Mark David Baker received $637 in industry payments from 2021 to 2025

CMS Open Payments shows 21 general payments to Dr. Baker from 6 drug and device companies from 2021 to 2025. Food and beverage make up the largest share, 100% of the total. Abbvie Inc. paid the most, $301.

General payments to Dr. Baker by program year, 2021 to 2025

Companies that paid Dr. Baker the most, 2021 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Baker

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

Dr. Mark David Baker graduated from Indiana University School Of Medicine

Dr. Baker graduated from Indiana University School Of Medicine in 2010. Dr. Baker is a member of AAN and AHA.

  1. Medical schoolIndiana University School Of Medicine
  2. Board certified in neurologyAmerican Board of Psychiatry and Neurology
  3. Board certified in vascular neurologyAmerican Board of Psychiatry and Neurology

Source: Dmand AI Professional Profile Data

Dr. Mark David Baker accepts plans from 17 insurance carriers

Dr. Baker is in network with 17 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 11. Check the plan with the practice before a visit.

  • Aetna
  • Elevance
  • Blue Cross Blue Shield of Michigan
  • United Healthcare
  • CareFirst BlueCross BlueShield
  • Cigna
  • HCSC
  • Blue Cross Blue Shield of Massachusetts
  • +9 more carriersWith a free account

Plan types Dr. Baker accepts, by number of carriers

  1. PPO11
  2. Medicare10
  3. HMO9
  4. EPO4
  5. POS4
  6. Medicaid1

Source: Dmand AI Insurance Network Data

Sources for Dr. Mark David Baker'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 phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
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)
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
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 David Baker

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 David Baker's NPI number?

Dr. Mark David Baker's NPI number is 1295053114. It was assigned on May 17, 2010, and it is active in the NPI Registry.

What kind of doctor is Dr. Mark David Baker?

Dr. Mark David Baker is a vascular neurology physician in Washington, District of Columbia. The primary specialty in the NPI Registry is Vascular Neurology Physician (taxonomy code 2084V0102X).

Where does Dr. Mark David Baker practice?

Dr. Baker practices at 2150 Pennsylvania NW Ave, Washington, DC 20037. Dr. Baker's primary practice is Medical Faculty Associates, Inc in Washington, District of Columbia. Dmand AI also links Dr. Baker to 1 group practice or clinic.

What is Dr. Mark David Baker's office phone number?

The practice phone on file for Dr. Baker is (202) 741-3350.

What is Dr. Mark David Baker's medical license number?

Dr. Baker holds District of Columbia license MD047639, one of the licenses on file in 4 states.

Which states has Dr. Mark David Baker been licensed in?

Dmand AI has state licenses on file for Dr. Baker in District of Columbia (2019 to 2026), Virginia (2022 to 2024), Kentucky (2018 to 2020) and Tennessee (2014 to 2020).

Which hospitals is Dr. Mark David Baker affiliated with?

Dr. Baker is affiliated with The George Washington University Hospital.

What medical group is Dr. Mark David Baker part of?

Dr. Baker is linked to The GW Medical Faculty Associates.

Does Dr. Mark David Baker accept Medicare?

Yes. CMS data shows Dr. Baker billed Medicare for 455 services in 2024, and Dr. Baker accepts Medicare assignment.

How many Medicare patients does Dr. Mark David Baker see?

CMS counts 223 Medicare patients who saw Dr. Baker in 2024, with an average age of 73.

Show 9 more questionsShow fewer questions

Is Dr. Mark David Baker board certified?

Yes. Dr. Baker is board certified in neurology by the American Board of Psychiatry and Neurology.

What services does Dr. Mark David Baker bill to Medicare?

In 2024, Dr. Baker's most billed Medicare services were hospital inpatient care (99233), hospital inpatient care (99223) and office visit, established patient (99215).

Where did Dr. Mark David Baker go to medical school?

Dr. Baker graduated from Indiana University School Of Medicine in 2010.

What drugs does Dr. Mark David Baker prescribe most?

In 2024 Medicare Part D data, Dr. Baker's most prescribed drugs by claims were Eliquis.

Has Dr. Mark David Baker received payments from drug or device companies?

CMS Open Payments shows $637 in general payments to Dr. Baker from 6 companies from 2021 to 2025. The largest total came from Abbvie Inc.

How long has Dr. Mark David Baker been practicing?

Dr. Baker graduated from medical school in 2010, 16 years ago.

Does Dr. Mark David Baker do research?

Dmand AI links 34 publications to Dr. Baker, published from 2010 to 2025.

Who does Dr. Mark David Baker publish with?

Dr. Baker's most frequent co-authors are John Wood, DO (3 shared papers), Hasan Huseyin Sonmezturk, MD (2 shared papers) and Michael Jon Levy, MD (1 shared paper).

What insurance does Dr. Mark David Baker accept?

Dr. Baker is in network with 17 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 11. Check the plan with the practice before a visit.

Selling to vascular neurology practices?

See vascular neurology physicians in District of Columbia by site of care and group

Find the practices, groups and hospitals they work with, and the right people to contact at each.

  • 30 days free
  • Self-serve
  • No credit card

Cookie settings

Turn each category on or off. Your choice is kept for 12 months and you can change it here at any time.

Necessary

Always on. Sign-in, security, downloads you asked for, your cookie choice, and the page that led to a signup.

View cookies (6)
  • dm_consentDmand AI. Your cookie choices and whether your browser sent a Global Privacy Control signal. 12 months.
  • dm_ft, dm_ltDmand AI. The first and the latest page you arrived on, with the date, so a signup is credited to the page that worked. 90 days, 30 days.
  • dm_fs, dm_lsDmand AI. The first and the latest source of a visit (a search engine, a campaign or the site that linked here). 90 days, 30 days.
  • dm_dl, dm_dl_okDmand AI. After you give an email address for a download, lets you download files without being asked again. 30 days.
  • Session and CSRF cookiesDmand AI (app.dmand.ai). Sign-in and form protection in the application. Session.
  • __cf_bm, cf_clearanceCloudflare. Tells people from automated traffic and keeps the site available. 30 minutes; cf_clearance while a security check is valid.

Analytics

On unless you turn it off. How pages are used, in aggregate, and recordings of how pages are used.

View cookies (6)
  • Google Tag ManagerGoogle. Loads the analytics and marketing tags that are on. Sets no cookie of its own and does not load when both categories are off. n/a.
  • _ga, _ga_<container-id>Google Analytics 4. Visits and page views in aggregate on dmand.ai. 2 years.
  • _clck, _clskMicrosoft Clarity. Recordings and heatmaps of how pages are used, with form fields masked. 1 year, 1 day.
  • CLID, MUID, ANONCHK, MR, SMMicrosoft (clarity.ms). Set by Microsoft when Clarity loads, to recognize a browser across sites that use Clarity. Up to 1 year.
  • None (cookieless)Ahrefs Analytics. Page views in aggregate. n/a.
  • ph_<project>_posthogPostHog. Product usage, errors and performance in app.dmand.ai, used to fix bugs and improve features. 365 days.

Marketing

On unless you turn it off, and always off when your browser sends a Global Privacy Control signal. A visitor identification service tells our sales team which companies and people visit.

View cookies (6)
  • _reb2buid, _reb2butkRB2B. Recognizes a returning browser for visitor identification. 360 days, 1 year.
  • _reb2bgeoRB2B. The location used to decide whether a visit can be identified. 20 days.
  • _reb2brefRB2B. The page or site that referred the visit. 15 days.
  • _reb2bfxf, _reb2btd, _reb2bliRB2B. Links the visit to an identified business profile. 1 month.
  • _reb2bresolveRB2B. Holds a match while it is being resolved. 2 days.
  • _reb2sessionID, _reb2bloadedRB2B. The current visit, and a guard against loading the script twice. 30 minutes, 1 second.

Functional

On unless you turn it off. Remembers choices such as a collapsed section.

View cookies (none today)