Dr. Mark J. Dryden, MD

  • Houston, TX
  • Diagnostic radiologist
NPI1275632341PAC ID4587780390
Medicare services, 2024
833
Medicare patients, 2024
420
Publications
12
MIPS score, 2024
84
Hospital affiliations
5
Practice address
1515 Holcombe Blvd, Houston, TX 77030
Professional email
Get professional email
Personal email
Get personal email
Mobile number
Get mobile number
Social profiles

Find Dr. Dryden'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 J. Dryden is a diagnostic radiologist in Houston, Texas

Dr. Dryden practices at The University of Texas MD Anderson Cancer Center in Houston, Texas, part of The University of Texas System.

Dr. Dryden's NPI, 1275632341, was assigned on September 22, 2006. Dr. Dryden holds Texas license L0143.

NPI and contact details
Medicare PAC ID
4587780390
NPI enumeration date
September 22, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Male
Estimated age
57
Medical school graduation
1995

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

Dr. Mark J. Dryden practices at The University of Texas MD Anderson Cancer Center in Houston, Texas

Dr. Dryden's primary practice is The University of Texas MD Anderson Cancer Center, at 1515 Holcombe Blvd, Houston, TX 77030.

Source: Dmand AI Affiliation Data

Dr. Mark J. Dryden is affiliated with 5 sites of care and 1 medical group

Dr. Dryden's primary practice is The University of Texas MD Anderson Cancer Center in Houston, Texas, part of The University of Texas System. Dr. Dryden is also affiliated with Strong Memorial Hospital. The medical group on file is University of Rochester Medicine Breast Imaging. Dmand AI also links Dr. Dryden to 3 more hospitals, each named with a free account.

See all 6 affiliations for Dr. Dryden

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

Dmand AI tracks the EHR system at Dr. Mark J. Dryden's practice

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

EHR by site
SiteEHR vendor and product
The University of Texas MD Anderson Cancer CenterAvailable with a free account
+4 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 hospital where Dr. Dryden practices

Dmand AI maps EHR vendors, IT decision makers and buying committees across The University of Texas System and 6.2K+ hospitals, with verified contacts in the same login.

Dr. Mark J. Dryden is one of 2,616 diagnostic radiologists in Texas

Diagnostic radiology is Dr. Dryden's primary specialty in the NPI Registry, under taxonomy code 2085R0202X. Dr. Dryden is licensed in Texas.

Specialties and state licenses

  • Diagnostic radiology, TexasPrimaryLicense L0143 · taxonomy 2085R0202X

Diagnostic radiologists near Dr. Dryden

Counts of diagnostic radiologists 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. Mark J. Dryden billed Medicare for 833 services in 2024

CMS data shows 833 Medicare services from Dr. Dryden across 11 procedure codes in 2024, for 420 Medicare patients. Medicare paid $24,191 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 2024833
Medicare patients420
Paid by Medicare$24,191
Procedure codes11

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

  • 2023
  • 2024
Imaging
2023: 7642024: 7018%
Other services
2023: 972024: 13236%
Surgery
2023: 122024: 0100%

Dr. Dryden compared with the Texas median for diagnostic radiologists, 2024

  • Dr. Dryden
  • Texas median
Medicare services
833vs 1,87456% below
Medicare patients
420vs 1,28467% below

Medians across 2,414 diagnostic radiologists in Texas with Dmand AI profiles that report each measure.

Dr. Dryden'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. Dryden

Need commercial claims for Dr. Dryden?

Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Dryden and other diagnostic radiologists in Texas.

Book a meeting

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

Dr. Mark J. Dryden treated 420 Medicare patients in 2024, average age 73

CMS counts 420 Medicare patients who saw Dr. Dryden in 2024. The largest group is 65 to 74, with 252 patients. 75% of them have high cholesterol, and 70% have high blood pressure. 3% are also on Medicaid. Their average risk score is 1.13, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Dryden's median patient age at 59, with 98% women.

Medicare patients, 2024420
Average age73
Average risk score1.13
Also on Medicaid3%

Dr. Dryden's Medicare patients by age, 2024

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

  1. High cholesterol75%
  2. High blood pressure70%
  3. Cancer65%
  4. Arthritis52%
  5. Osteoporosis32%
  6. Anxiety25%
  7. Ischemic heart disease24%
  8. Diabetes22%

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

Dr. Dryden'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

  • Women98%
  • Men1%

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

Dr. Mark J. Dryden scored 84 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 84 out of 100 for Dr. Dryden for performance year 2024, reported as part of a group. Dr. Dryden accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Dr. Dryden's MIPS scores, performance year 2024

  • 84of 100Final score
  • 70.8of 100Quality
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities
  • 68of 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

For MedTech and pharma teams

Find diagnostic radiologists like Dr. Dryden 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 J. Dryden has 12 publications on record

Dmand AI links 12 papers to Dr. Dryden, published from 2010 to 2023. 2016 was the busiest year, with 2. The most frequent topics are Breast Neoplasms, Mammaplasty and Mastectomy, Segmental. Dr. Dryden's most frequent co-authors are Basak Erguvan Dogan, MD, Gary J. Whitman, MD and Beatriz Elena Adrada, MD.

Papers12
Years published2010 to 2023

Dr. Dryden's papers by year, 2010 to 2023

Topics Dr. Dryden writes about most

  • Breast Neoplasms
  • Mammaplasty
  • Mastectomy, Segmental

Dr. Dryden's most frequent co-authors

Recent publications by Dr. Dryden

See all 12 publications and co-authors

See who Dr. Dryden researches with

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

How network discovery works

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

Dr. Mark J. Dryden received $32 in industry payments in 2023

CMS Open Payments shows 1 general payment to Dr. Dryden from 1 drug or device company in 2023. Food and beverage make up the largest share, 100% of the total. Haemonetics Corporation paid the most, $32.

Companies that paid Dr. Dryden the most, 2023 to 2023

Share is of all general payments to this clinician.

See all payments to Dr. Dryden

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

Sources for Dr. Mark J. Dryden'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)
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
Industry paymentsOpen Payments (CMS) (opens in a new tab)
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 J. Dryden

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 J. Dryden's NPI number?

Dr. Mark J. Dryden's NPI number is 1275632341. It was assigned on September 22, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Mark J. Dryden?

Dr. Mark J. Dryden is a diagnostic radiologist in Houston, Texas. The primary specialty in the NPI Registry is Diagnostic Radiology Physician (taxonomy code 2085R0202X).

Where does Dr. Mark J. Dryden practice?

Dr. Dryden practices at 1515 Holcombe Blvd, Houston, TX 77030. Dr. Dryden's primary practice is The University of Texas MD Anderson Cancer Center in Houston, Texas, part of The University of Texas System. Dmand AI also links Dr. Dryden to 3 hospitals.

What is Dr. Mark J. Dryden's medical license number?

Dr. Dryden holds Texas license L0143.

Which hospitals is Dr. Mark J. Dryden affiliated with?

Dr. Dryden practices at The University of Texas MD Anderson Cancer Center in Houston, Texas. Dr. Dryden is also affiliated with Strong Memorial Hospital. Dmand AI links Dr. Dryden to 3 more hospitals.

What medical group is Dr. Mark J. Dryden part of?

Dr. Dryden is linked to University of Rochester Medicine Breast Imaging.

Does Dr. Mark J. Dryden accept Medicare?

Yes. CMS data shows Dr. Dryden billed Medicare for 833 services in 2024, and Dr. Dryden accepts Medicare assignment.

What is Dr. Mark J. Dryden's MIPS score?

Dr. Dryden's MIPS final score for performance year 2024 is 84 out of 100, reported as part of a group.

How many Medicare patients does Dr. Mark J. Dryden see?

CMS counts 420 Medicare patients who saw Dr. Dryden in 2024, with an average age of 73.

What services does Dr. Mark J. Dryden bill to Medicare?

In 2024, Dr. Dryden's most billed Medicare services were radiation oncology (77067), radiation oncology (77063) and medicare service (G0279).

Show 4 more questionsShow fewer questions

Has Dr. Mark J. Dryden received payments from drug or device companies?

CMS Open Payments shows $32 in general payments to Dr. Dryden from 1 company from 2023 to 2023. The largest total came from Haemonetics Corporation.

How long has Dr. Mark J. Dryden been practicing?

Dr. Dryden graduated from medical school in 1995, 31 years ago.

Does Dr. Mark J. Dryden do research?

Dmand AI links 12 publications to Dr. Dryden, published from 2010 to 2023.

Who does Dr. Mark J. Dryden publish with?

Dr. Dryden's most frequent co-authors are Basak Erguvan Dogan, MD (7 shared papers), Gary J. Whitman, MD (4 shared papers) and Beatriz Elena Adrada, MD (3 shared papers).

Selling to diagnostic radiology practices?

See diagnostic radiologists in Texas 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)