JAMA Netw Open
AttentionElectronic Health RecordsElectronic Mail
Dr. Manuel A. Ballesca, MD
NPI1639257538
- Part D claims, 2022
- 24
- Publications
- 6
- Affiliated sites
- 1
- Medical group
- 1
- State licenses
- 2
- Practice address
- 1 Quality Dr, Vacaville, CA 95688
- Practice phone
- Call (707) 624-4000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Kaiser Permanente - Vacaville Medical Center
Vacaville, California
Find Dr. Ballesca's professional email, personal email and mobile number
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Dr. Manuel A. Ballesca is an internist in Vacaville, California
Dr. Ballesca practices at Kaiser Permanente - Vacaville Medical Center in Vacaville, California.
Dr. Ballesca's NPI, 1639257538, was assigned on November 1, 2006. Dr. Ballesca graduated from Saint Louis University School Of Medicine in 1986. Dr. Ballesca's California license number on file is C52229.
NPI and contact details
- NPI
- 1639257538NPI Registry (opens in a new tab)
- NPI enumeration date
- November 1, 2006
- NPI status
- Active
- Practice phone
- (707) 624-4000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 66
- Medical school graduation
- 1986
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Dr. Manuel A. Ballesca practices at Kaiser Permanente - Vacaville Medical Center in Vacaville, California
Dr. Ballesca's primary practice is Kaiser Permanente - Vacaville Medical Center, at 1 Quality Dr, Vacaville, CA 95688 in Solano County. The practice phone is (707) 624-4000.
- Kaiser Permanente - Vacaville Medical Center1 Quality Dr, Vacaville, CA 95688 · Solano CountyPhone(707) 624-4000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Manuel A. Ballesca is affiliated with 2 sites of care and 1 medical group
Dr. Ballesca's primary practice is Kaiser Permanente - Vacaville Medical Center in Vacaville, California. The medical group on file is The Permanente Medical Group, Inc. Dmand AI also links Dr. Ballesca to 1 more group practice or clinic, named with a free account.
Kaiser Permanente - Vacaville Medical CenterPrimary
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Manuel A. Ballesca's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Ballesca practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Kaiser Permanente - Vacaville Medical Center | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Manuel A. Ballesca is one of 16,751 internists in California
Internal medicine is Dr. Ballesca's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dmand AI has Dr. Ballesca's licenses on file in 2 states: California and Florida.
Specialties and state licenses
- Internal medicine, CaliforniaPrimary
- Florida license
Internists near Dr. Ballesca
Counts of internists 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. Manuel A. Ballesca's patients have a median age of 43
Across all payers, Dmand AI patient panel data puts Dr. Ballesca's median patient age at 43, with 80% women.
Dr. Ballesca's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 43
Patient panel by sex, all payers
- Women80%
- Men20%
Source: Dmand AI Patient Panel Data
Dr. Manuel A. Ballesca wrote 24 Medicare Part D claims in 2022
In 2022, Dr. Ballesca wrote 24 Medicare Part D claims. They cover 2 drugs, with $1,387 in total drug cost. In 2021, CMS named 24 claims across 2 drugs.
Part D claims, 202224
Drugs named by CMS2
Total drug cost$1,387
Dr. Ballesca's most prescribed drugs by claims, 2022
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 2022
- 2021
- 2022
- Claims for drugs CMS names
- 2021: 242022: 24No change
Drugs named by CMS: 2 in 2022, 2 in 2021.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
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Dr. Manuel A. Ballesca has 6 publications on record
Dmand AI links 6 papers to Dr. Ballesca, published from 2014 to 2021. 2021 was the busiest year, with 2. The most frequent topics are Electronic Health Records. Dr. Ballesca has published most often in JAMA Netw Open. Dr. Ballesca's most frequent co-authors are Yi-Fen I. Chen, MD, Jeffrey A. East, MD and Gabriel J. Escobar, MD.
Papers6
Years published2014 to 2021
Dr. Ballesca's papers by year, 2014 to 2021
Topics Dr. Ballesca writes about most
- Electronic Health Records
Dr. Ballesca's most frequent co-authors
- Yi-Fen I. Chen, MD2 shared papers
- Jeffrey A. East, MD2 shared papers
- Gabriel J. Escobar, MD2 shared papers
Recent publications by Dr. Ballesca
Attitude of Health PersonnelDelivery of Health Care, IntegratedElectronic Health Records
Guideline AdherenceMedical Order Entry SystemsMyocardial Infarction
Critical CareEarly DiagnosisElectronic Health Records
See who Dr. Ballesca researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Ballesca works with, so you can find a warm path to the right internists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Manuel A. Ballesca has 1 award and honors on record
Dmand AI lists 1 award for Dr. Ballesca, most recently CMS Stage 1 2012 in 2011.
Awards and honors for Dr. Ballesca
- 2011
- CMS Stage 1 2012
Source: Dmand AI Professional Profile Data
Dr. Manuel A. Ballesca graduated from Saint Louis University School Of Medicine
Dr. Ballesca graduated from Saint Louis University School Of Medicine in 1986.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Manuel A. Ballesca's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Awards and committee roles | Dmand AI Professional Profile Data |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Manuel A. Ballesca
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. Manuel A. Ballesca's NPI number?
Dr. Manuel A. Ballesca's NPI number is 1639257538. It was assigned on November 1, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Manuel A. Ballesca?
Dr. Manuel A. Ballesca is an internist in Vacaville, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Manuel A. Ballesca practice?
Dr. Ballesca practices at 1 Quality Dr, Vacaville, CA 95688. Dr. Ballesca's primary practice is Kaiser Permanente - Vacaville Medical Center in Vacaville, California. Dmand AI also links Dr. Ballesca to 1 group practice or clinic.
What is Dr. Manuel A. Ballesca's office phone number?
The practice phone on file for Dr. Ballesca is (707) 624-4000.
What is Dr. Manuel A. Ballesca's medical license number?
Dr. Ballesca's California license number on file is C52229, one of the licenses on file in 2 states.
Which states has Dr. Manuel A. Ballesca been licensed in?
Dmand AI has state licenses on file for Dr. Ballesca in California (2006 to 2025) and Florida (1995 to 2008).
What medical group is Dr. Manuel A. Ballesca part of?
Dr. Ballesca is linked to The Permanente Medical Group, Inc.
Where did Dr. Manuel A. Ballesca go to medical school?
Dr. Ballesca graduated from Saint Louis University School Of Medicine in 1986.
What drugs does Dr. Manuel A. Ballesca prescribe most?
In 2022 Medicare Part D data, Dr. Ballesca's most prescribed drugs by claims were Acetaminophen-Codeine and Pregabalin.
How long has Dr. Manuel A. Ballesca been practicing?
Dr. Ballesca graduated from medical school in 1986, 40 years ago.
Does Dr. Manuel A. Ballesca do research?
Dmand AI links 6 publications to Dr. Ballesca, published from 2014 to 2021.
Who does Dr. Manuel A. Ballesca publish with?
Dr. Ballesca's most frequent co-authors are Yi-Fen I. Chen, MD (2 shared papers), Jeffrey A. East, MD (2 shared papers) and Gabriel J. Escobar, MD (2 shared papers).
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