Dr. Mark Alan Jacob, MD
- Medicare services, 2024
- 74
- Medicare patients, 2024
- 61
- Part D claims, 2024
- 745
- Hospital affiliations
- 1
- Industry payments
- $46
- Practice address
- 19500 I-10 W, San Antonio, TX 78257
- Practice phone
- Call (210) 588-0122
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Wellmed Cardiology
San Antonio, Texas
Find Dr. Jacob'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.
Dr. Mark Alan Jacob is a cardiologist in San Antonio, Texas
Dr. Jacob practices at Wellmed Cardiology in San Antonio, Texas.
Dr. Jacob's NPI, 1952524399, was assigned on April 11, 2007. Dr. Jacob graduated from UTMB Health in 1979. Dr. Jacob holds Texas license F4114.
- NPI
- 1952524399NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6608906797
- NPI enumeration date
- April 11, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (210) 588-0122
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 73
- Medical school graduation
- 1979
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Mark Alan Jacob practices at Wellmed Cardiology in San Antonio, Texas
Dr. Jacob's primary practice is Wellmed Cardiology, at 19500 I-10 W, San Antonio, TX 78257 in Bexar County. The practice phone is (210) 588-0122.
- Wellmed Cardiology19500 I-10 W, San Antonio, TX 78257 · Bexar CountyPhone(210) 588-0122
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Mark Alan Jacob is affiliated with 5 sites of care and 2 medical groups
Dr. Jacob's primary practice is Wellmed Cardiology in San Antonio, Texas. Dr. Jacob is also affiliated with Uvalde Memorial Hospital. The medical group on file is WellMed Medical Group. Dmand AI also links Dr. Jacob to 1 more physician office, 1 group practice or clinic, 1 rural health clinic and 1 medical group, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Mark Alan Jacob's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Jacob practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Wellmed Cardiology | Available with a free account |
| +4 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Mark Alan Jacob is one of 1,481 cardiologists in Texas
Cardiovascular disease is Dr. Jacob's primary specialty in the NPI Registry, under taxonomy code 207RC0000X. Dr. Jacob is board certified in cardiovascular disease by the American Board of Internal Medicine. Dmand AI has Dr. Jacob's licenses on file in 2 states: Texas and Oklahoma.
Specialties and state licenses
- Cardiovascular disease, TexasPrimary
- Oklahoma license
Clinical focus
Dmand AI lists atrial fibrillation and flutter, chronic hypertension, coronary artery disease and endocarditis among the conditions Dr. Jacob treats.
Cardiologists near Dr. Jacob
Counts of cardiologists 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 Alan Jacob billed Medicare for 74 services in 2024
CMS data shows 74 Medicare services from Dr. Jacob across 2 procedure codes in 2024, all of them office visits, for 61 Medicare patients. Medicare paid $4,983 for them. Every service was in an office.
Dr. Jacob's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 562024: 7432%
Dr. Jacob compared with the Texas median for cardiologists, 2024
- Dr. Jacob
- Texas median
- Medicare services
- 74vs 1,95596% below
- Medicare patients
- 61vs 62890% below
- Part D claims
- 624vs 2,23272% below
Medians across 1,431 cardiologists in Texas with Dmand AI profiles that report each measure.
Dr. Jacob'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.
Need commercial claims for Dr. Jacob?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Jacob and other cardiologists in Texas.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Mark Alan Jacob treated 61 Medicare patients in 2024, average age 75
CMS counts 61 Medicare patients who saw Dr. Jacob in 2024. The largest group is 65 to 74, with 24 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 30% are also on Medicaid. Their average risk score is 2.19, 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. Jacob's median patient age at 67, with 56% women.
Dr. Jacob's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Jacob's Medicare patients by sex, 2024
- Women3456%
- Men2744%
Chronic conditions among Dr. Jacob's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Diabetes57%
- Chronic kidney disease51%
- Ischemic heart disease46%
- Mood disorders36%
- Anxiety33%
- Arthritis33%
Share of Medicare patients with each condition. A patient can have several.
Dr. Jacob'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
- Women56%
- Men43%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Mark Alan Jacob wrote 745 Medicare Part D claims in 2024
In 2024, Dr. Jacob wrote 745 Medicare Part D claims for 239 patients. 79% of them were for generic drugs. CMS names the drug for 624 of them, across 12 drugs with 11 or more claims each, at $160,135 in total drug cost. In 2023, CMS named 778 claims across 14 drugs.
Dr. Jacob's Part D claims by kind of drug, 2024
- Generic589 claims79%
- Brand-name and other156 claims21%
Dr. Jacob'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, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 7782024: 62420%
Drugs named by CMS: 12 in 2024, 14 in 2023.
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 Alan Jacob takes part in Medicare
Dr. Jacob 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)
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Dr. Mark Alan Jacob received $46 in industry payments in 2017
CMS Open Payments shows 2 general payments to Dr. Jacob from 1 drug or device company in 2017. Food and beverage make up the largest share, 100% of the total. Abbott Laboratories paid the most, $46.
Companies that paid Dr. Jacob the most, 2017 to 2017
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Mark Alan Jacob has 1 award and honors on record
Dmand AI lists 1 award for Dr. Jacob.
Awards and honors for Dr. Jacob
- Undated
- ACC Fellow
Source: Dmand AI Professional Profile Data
Dr. Mark Alan Jacob graduated from UTMB Health
Dr. Jacob graduated from UTMB Health in 1979. Dr. Jacob is a member of ACC.
- Medical school
- Board certified in cardiovascular disease
- Board certified in internal medicine
Source: Dmand AI Professional Profile Data
Dr. Mark Alan Jacob accepts plans from 12 insurance carriers
Dr. Jacob is in network with 12 carriers, including Aetna, Elevance and United Healthcare. HMO plans come from the most carriers, 7. Check the plan with the practice before a visit.
- Aetna
- Elevance
- United Healthcare
- Blue Cross Blue Shield of Michigan
- Cigna
- HCSC
- Alliant Health Plans
- Aspirus Health Plan
- +4 more carriersWith a free account
Plan types Dr. Jacob accepts, by number of carriers
- HMO7
- PPO6
- Medicare5
- POS5
- EPO4
Source: Dmand AI Insurance Network Data
Sources for Dr. Mark Alan Jacob'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 DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare 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 percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network 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. Mark Alan Jacob
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 Alan Jacob's NPI number?
Dr. Mark Alan Jacob's NPI number is 1952524399. It was assigned on April 11, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Mark Alan Jacob?
Dr. Mark Alan Jacob is a cardiologist in San Antonio, Texas. The primary specialty in the NPI Registry is Cardiovascular Disease Physician (taxonomy code 207RC0000X).
Where does Dr. Mark Alan Jacob practice?
Dr. Jacob practices at 19500 I-10 W, San Antonio, TX 78257. Dr. Jacob's primary practice is Wellmed Cardiology in San Antonio, Texas. Dmand AI also links Dr. Jacob to 1 physician office, 1 group practice or clinic, 1 rural health clinic and 1 medical group.
What is Dr. Mark Alan Jacob's office phone number?
The practice phone on file for Dr. Jacob is (210) 588-0122.
What is Dr. Mark Alan Jacob's medical license number?
Dr. Jacob holds Texas license F4114, one of the licenses on file in 2 states.
Which states has Dr. Mark Alan Jacob been licensed in?
Dmand AI has state licenses on file for Dr. Jacob in Texas (1979 to 2026) and Oklahoma (1980 to 1985).
Which hospitals is Dr. Mark Alan Jacob affiliated with?
Dr. Jacob is affiliated with Uvalde Memorial Hospital.
What medical group is Dr. Mark Alan Jacob part of?
Dr. Jacob is linked to WellMed Medical Group. Dmand AI links Dr. Jacob to 1 more medical group.
Does Dr. Mark Alan Jacob accept Medicare?
Yes. CMS data shows Dr. Jacob billed Medicare for 74 services in 2024, and Dr. Jacob accepts Medicare assignment.
How many Medicare patients does Dr. Mark Alan Jacob see?
CMS counts 61 Medicare patients who saw Dr. Jacob in 2024, with an average age of 75.
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Is Dr. Mark Alan Jacob board certified?
Yes. Dr. Jacob is board certified in cardiovascular disease by the American Board of Internal Medicine.
What services does Dr. Mark Alan Jacob bill to Medicare?
In 2024, Dr. Jacob's most billed Medicare services were office visit, established patient (99213) and office visit, new patient (99203).
Where did Dr. Mark Alan Jacob go to medical school?
Dr. Jacob graduated from UTMB Health in 1979.
What drugs does Dr. Mark Alan Jacob prescribe most?
In 2024 Medicare Part D data, Dr. Jacob's most prescribed drugs by claims were Metoprolol Succinate, Eliquis and Isosorbide Mononitrate ER.
Has Dr. Mark Alan Jacob received payments from drug or device companies?
CMS Open Payments shows $46 in general payments to Dr. Jacob from 1 company from 2017 to 2017. The largest total came from Abbott Laboratories.
How long has Dr. Mark Alan Jacob been practicing?
Dr. Jacob graduated from medical school in 1979, 47 years ago.
What insurance does Dr. Mark Alan Jacob accept?
Dr. Jacob is in network with 12 carriers, including Aetna, Elevance and United Healthcare. HMO plans come from the most carriers, 7. Check the plan with the practice before a visit.
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