Dr. Merilda Onyfel Blanco-Guzman, MD

  • Louisville, KY
  • Infectious disease specialist
NPI1962684993PAC ID4385769249
Medicare services, 2024
475
Medicare patients, 2024
177
Part D claims, 2024
113
Publications
3
MIPS score, 2024
81
Practice address
200 East Chestnut Street, Louisville, KY 40202
Practice phone
Call (502) 629-8000
Professional email
Get professional email
Personal email
Get personal email
Mobile number
Get mobile number
Social profiles

Primary practice

Norton Hospital

Hospital · Louisville, Kentucky

See all 3 affiliations

Find Dr. Blanco-Guzman'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. Merilda Onyfel Blanco-Guzman is an infectious disease specialist in Louisville, Kentucky

Dr. Blanco-Guzman practices at Norton Hospital in Louisville, Kentucky, part of Norton Healthcare.

Dr. Blanco-Guzman's NPI, 1962684993, was assigned on November 30, 2007. Dr. Blanco-Guzman holds Kentucky license 52980.

NPI and contact details
Medicare PAC ID
4385769249
NPI enumeration date
November 30, 2007
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(502) 629-8000
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Female
Estimated age
48
Medical school graduation
2004

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

Dr. Merilda Onyfel Blanco-Guzman practices at Norton Hospital in Louisville, Kentucky

Dr. Blanco-Guzman's primary practice is Norton Hospital, at 200 East Chestnut Street, Louisville, KY 40202 in Jefferson County. The practice phone is (502) 629-8000.

  • Norton Hospital
    200 East Chestnut Street, Louisville, KY 40202 · Jefferson CountyPhone(502) 629-8000

Source: Dmand AI Affiliation Data

Dr. Merilda Onyfel Blanco-Guzman is affiliated with 2 sites of care and 1 medical group

Dr. Blanco-Guzman's primary practice is Norton Hospital in Louisville, Kentucky, part of Norton Healthcare. The medical group on file is Norton Community Medical Associates. Dmand AI also links Dr. Blanco-Guzman to 1 more group practice or clinic, named with a free account.

See all 3 affiliations for Dr. Blanco-Guzman

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

Dmand AI tracks the EHR system at Dr. Merilda Onyfel Blanco-Guzman's practice

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

EHR by site
SiteEHR vendor and product
Norton HospitalAvailable with a free account
+1 more affiliated siteAvailable 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. Blanco-Guzman practices

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

Dr. Merilda Onyfel Blanco-Guzman is one of 102 infectious disease specialists in Kentucky

Infectious disease is Dr. Blanco-Guzman's primary specialty in the NPI Registry, under taxonomy code 207RI0200X. Dmand AI has Dr. Blanco-Guzman's licenses on file in 2 states: Kentucky and Missouri.

Specialties and state licenses

  • Infectious disease, KentuckyPrimaryLicense 52980 · taxonomy 207RI0200X
  • Missouri licenseLicense 2014012979

Infectious disease specialists near Dr. Blanco-Guzman

Counts of infectious disease specialists 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. Merilda Onyfel Blanco-Guzman billed Medicare for 475 services in 2024

CMS data shows 475 Medicare services from Dr. Blanco-Guzman across 4 procedure codes in 2024, for 177 Medicare patients. Medicare paid $44,415 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 2024475
Medicare patients177
Paid by Medicare$44,415
Procedure codes4

Dr. Blanco-Guzman's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 6412024: 47526%

Dr. Blanco-Guzman compared with the Kentucky median for infectious disease specialists, 2024

  • Dr. Blanco-Guzman
  • Kentucky median
Medicare services
475vs 4408% above
Medicare patients
177vs 1648% above
Part D claims
90vs 21157% below

Medians across 99 infectious disease specialists in Kentucky with Dmand AI profiles that report each measure.

Dr. Blanco-Guzman'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. Blanco-Guzman

Need commercial claims for Dr. Blanco-Guzman?

Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Blanco-Guzman and other infectious disease specialists in Kentucky.

Book a meeting

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

Dr. Merilda Onyfel Blanco-Guzman treated 177 Medicare patients in 2024, average age 69

CMS counts 177 Medicare patients who saw Dr. Blanco-Guzman in 2024. The largest group is 65 to 74, with 83 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 34% are also on Medicaid. Their average risk score is 3.30, 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. Blanco-Guzman's median patient age at 67, with 48% women.

Medicare patients, 2024177
Average age69
Average risk score3.30
Also on Medicaid34%

Dr. Blanco-Guzman's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Blanco-Guzman's Medicare patients by sex, 2024

  • Women7643%
  • Men10157%

Chronic conditions among Dr. Blanco-Guzman's Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol75%
  3. Arthritis65%
  4. Chronic kidney disease59%
  5. Diabetes55%
  6. Ischemic heart disease54%
  7. Mood disorders54%
  8. Depression52%

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

Dr. Blanco-Guzman's patients across all payers

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

Patient panel by age, all payers

Median age 67

Patient panel by sex, all payers

  • Women48%
  • Men52%

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

Dr. Merilda Onyfel Blanco-Guzman wrote 113 Medicare Part D claims in 2024

In 2024, Dr. Blanco-Guzman wrote 113 Medicare Part D claims for 32 patients. 91% of them were for generic drugs. CMS names the drug for 90 of them, across 4 drugs with 11 or more claims each, at $12,064 in total drug cost. In 2023, CMS named 470 claims across 19 drugs.

Part D claims, 2024113
Drugs named by CMS4
Total drug cost$12,064
Part D patients32

Dr. Blanco-Guzman's Part D claims by kind of drug, 2024

  • Generic103 claims91%
  • Brand-name and other10 claims9%

Dr. Blanco-Guzman'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. Blanco-Guzman's Part D claims, 2024

  • Antibiotics91%103 of 113 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, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 4702024: 9081%

Drugs named by CMS: 4 in 2024, 19 in 2023.

See all prescribing by Dr. Blanco-Guzman

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. Merilda Onyfel Blanco-Guzman scored 81 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 81 out of 100 for Dr. Blanco-Guzman for performance year 2024, reported as part of a group. Dr. Blanco-Guzman accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Dr. Blanco-Guzman's MIPS scores, performance year 2024

  • 81of 100Final score
  • 63.3of 100Quality
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities
  • 74of 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 infectious disease specialists like Dr. Blanco-Guzman 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. Merilda Onyfel Blanco-Guzman has 3 publications on record

Dmand AI links 3 papers to Dr. Blanco-Guzman, published from 2016 to 2021. The most frequent topics are Anti-Bacterial Agents, Heart-Assist Devices and Prosthesis-Related Infections. Dr. Blanco-Guzman has published most often in Transpl Infect Dis. Dr. Blanco-Guzman's most frequent co-authors are Erik R. Dubberke, MD, Justin Marinus Vader, MD and Xiaowen Wang, MD.

Papers3
Years published2016 to 2021

Topics Dr. Blanco-Guzman writes about most

  • Anti-Bacterial Agents
  • Heart-Assist Devices
  • Prosthesis-Related Infections

Dr. Blanco-Guzman's most frequent co-authors

Recent publications by Dr. Blanco-Guzman

See all 3 publications and co-authors

See who Dr. Blanco-Guzman researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Blanco-Guzman works with, so you can find a warm path to the right infectious disease specialists.

How network discovery works

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

Dr. Merilda Onyfel Blanco-Guzman received $1,438 in industry payments from 2018 to 2025

CMS Open Payments shows 51 general payments to Dr. Blanco-Guzman from 12 drug and device companies from 2018 to 2025. Food and beverage make up the largest share, 79% of the total. Gilead Sciences, Inc. paid the most, $544.

General payments to Dr. Blanco-Guzman by program year, 2018 to 2025

General payments to Dr. Blanco-Guzman by kind, 2018 to 2025

$1.4Kin total
  • Food and beverage$1,13679%
  • Education$30221%

Companies that paid Dr. Blanco-Guzman the most, 2018 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Blanco-Guzman

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

Sources for Dr. Merilda Onyfel Blanco-Guzman'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
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. Merilda Onyfel Blanco-Guzman

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. Merilda Onyfel Blanco-Guzman's NPI number?

Dr. Merilda Onyfel Blanco-Guzman's NPI number is 1962684993. It was assigned on November 30, 2007, and it is active in the NPI Registry.

What kind of doctor is Dr. Merilda Onyfel Blanco-Guzman?

Dr. Merilda Onyfel Blanco-Guzman is an infectious disease specialist in Louisville, Kentucky. The primary specialty in the NPI Registry is Infectious Disease Physician (taxonomy code 207RI0200X).

Where does Dr. Merilda Onyfel Blanco-Guzman practice?

Dr. Blanco-Guzman practices at 200 East Chestnut Street, Louisville, KY 40202. Dr. Blanco-Guzman's primary practice is Norton Hospital in Louisville, Kentucky, part of Norton Healthcare. Dmand AI also links Dr. Blanco-Guzman to 1 group practice or clinic.

What is Dr. Merilda Onyfel Blanco-Guzman's office phone number?

The practice phone on file for Dr. Blanco-Guzman is (502) 629-8000.

What is Dr. Merilda Onyfel Blanco-Guzman's medical license number?

Dr. Blanco-Guzman holds Kentucky license 52980, one of the licenses on file in 2 states.

Which states has Dr. Merilda Onyfel Blanco-Guzman been licensed in?

Dmand AI has state licenses on file for Dr. Blanco-Guzman in Kentucky and Missouri.

Which hospitals is Dr. Merilda Onyfel Blanco-Guzman affiliated with?

Dr. Blanco-Guzman practices at Norton Hospital in Louisville, Kentucky.

What medical group is Dr. Merilda Onyfel Blanco-Guzman part of?

Dr. Blanco-Guzman is linked to Norton Community Medical Associates.

Does Dr. Merilda Onyfel Blanco-Guzman accept Medicare?

Yes. CMS data shows Dr. Blanco-Guzman billed Medicare for 475 services in 2024, and Dr. Blanco-Guzman accepts Medicare assignment.

What is Dr. Merilda Onyfel Blanco-Guzman's MIPS score?

Dr. Blanco-Guzman's MIPS final score for performance year 2024 is 81 out of 100, reported as part of a group.

Show 7 more questionsShow fewer questions

How many Medicare patients does Dr. Merilda Onyfel Blanco-Guzman see?

CMS counts 177 Medicare patients who saw Dr. Blanco-Guzman in 2024, with an average age of 69.

What services does Dr. Merilda Onyfel Blanco-Guzman bill to Medicare?

In 2024, Dr. Blanco-Guzman's most billed Medicare services were hospital inpatient care (99233), hospital inpatient care (99222) and hospital inpatient care (99232).

What drugs does Dr. Merilda Onyfel Blanco-Guzman prescribe most?

In 2024 Medicare Part D data, Dr. Blanco-Guzman's most prescribed drugs by claims were Ceftriaxone, Daptomycin and Vancomycin HCl.

Has Dr. Merilda Onyfel Blanco-Guzman received payments from drug or device companies?

CMS Open Payments shows $1,438 in general payments to Dr. Blanco-Guzman from 12 companies from 2018 to 2025. The largest total came from Gilead Sciences, Inc.

How long has Dr. Merilda Onyfel Blanco-Guzman been practicing?

Dr. Blanco-Guzman graduated from medical school in 2004, 22 years ago.

Does Dr. Merilda Onyfel Blanco-Guzman do research?

Dmand AI links 3 publications to Dr. Blanco-Guzman, published from 2016 to 2021.

Who does Dr. Merilda Onyfel Blanco-Guzman publish with?

Dr. Blanco-Guzman's most frequent co-authors are Erik R. Dubberke, MD (2 shared papers), Justin Marinus Vader, MD (2 shared papers) and Xiaowen Wang, MD (2 shared papers).

Selling to infectious disease practices?

See infectious disease specialists in Kentucky 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)