Dr. David S. Hernandez, MD
- Medicare services, 2024
- 2,837
- Medicare patients, 2024
- 842
- Part D claims, 2024
- 2,951
- Publications
- 2
- MIPS score, 2024
- 87
- Practice address
- 1619 Common St Ste 902, New Braunfels, TX 78130-3461
- Practice phone
- Call (830) 214-0104
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
David S. Hernandez, M.D.
Physician office · New Braunfels, Texas
Find Dr. Hernandez's professional email, personal email and mobile number
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Dr. David S. Hernandez is a pulmonologist in New Braunfels, Texas
Dr. Hernandez practices at David S. Hernandez, M.D. in New Braunfels, Texas.
Dr. Hernandez's NPI, 1578505665, was assigned on June 12, 2006. Dr. Hernandez graduated from University of Texas Medical Branch at Galveston in 2000. Dr. Hernandez holds Texas license M4148.
- NPI
- 1578505665NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0446261226
- NPI enumeration date
- June 12, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (830) 214-0104
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 52
- Medical school graduation
- 2000
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. David S. Hernandez practices at David S. Hernandez, M.D. in New Braunfels, Texas
Dr. Hernandez's primary practice is David S. Hernandez, M.D., at 1619 Common St Ste 902, New Braunfels, TX 78130-3461. The practice phone is (830) 214-0104.
- David S. Hernandez, M.D.1619 Common St Ste 902, New Braunfels, TX 78130-3461Phone(830) 214-0104
Source: Dmand AI Affiliation Data
Dr. David S. Hernandez is affiliated with 3 sites of care
Dr. Hernandez's primary practice is David S. Hernandez, M.D. in New Braunfels, Texas. Dr. Hernandez is also affiliated with CHRISTUS Santa Rosa Hospital - San Marcos. Dmand AI also links Dr. Hernandez to 1 more hospital, named with a free account.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. David S. Hernandez's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Hernandez practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| David S. Hernandez, M.D. | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. David S. Hernandez is one of 900 pulmonologists in Texas
Pulmonary disease is Dr. Hernandez's primary specialty in the NPI Registry, under taxonomy code 207RP1001X. Dr. Hernandez is licensed in Texas.
Specialties and state licenses
- Pulmonary disease, TexasPrimary
Pulmonologists near Dr. Hernandez
Counts of pulmonologists 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. David S. Hernandez billed Medicare for 2,837 services in 2024
CMS data shows 2,837 Medicare services from Dr. Hernandez across 13 procedure codes in 2024, for 842 Medicare patients. Medicare paid $183,246 for them. Every service was in an office.
Dr. Hernandez's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1,6782024: 1,6661%
- Tests and treatments
- 2023: 1,3562024: 1,17114%
Dr. Hernandez compared with the Texas median for pulmonologists, 2024
- Dr. Hernandez
- Texas median
- Medicare services
- 2,837vs 9083.1 times
- Medicare patients
- 842vs 3222.6 times
- Part D claims
- 2,822vs 5155.5 times
Medians across 862 pulmonologists in Texas with Dmand AI profiles that report each measure.
Dr. Hernandez'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.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Hernandez and other pulmonologists in Texas.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. David S. Hernandez treated 842 Medicare patients in 2024, average age 75
CMS counts 842 Medicare patients who saw Dr. Hernandez in 2024. The largest group is 65 to 74, with 367 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 2% are also on Medicaid. Their average risk score is 1.40, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Hernandez's median patient age at 72, with 54% women.
Dr. Hernandez's Medicare patients by age, 2024
Dr. Hernandez's Medicare patients by sex, 2024
- Women47256%
- Men37044%
Chronic conditions among Dr. Hernandez's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- COPD53%
- Arthritis50%
- Ischemic heart disease46%
- Asthma42%
- Diabetes30%
- Chronic kidney disease28%
Share of Medicare patients with each condition. A patient can have several.
Dr. Hernandez's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 72
Patient panel by sex, all payers
- Women54%
- Men44%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. David S. Hernandez wrote 2,951 Medicare Part D claims in 2024
In 2024, Dr. Hernandez wrote 2,951 Medicare Part D claims for 472 patients. 60% of them were for generic drugs. CMS names the drug for 2,822 of them, across 29 drugs with 11 or more claims each, at $569,224 in total drug cost. In 2023, CMS named 2,508 claims across 28 drugs.
Dr. Hernandez's Part D claims by kind of drug, 2024
- Generic1,780 claims60%
- Brand-name and other1,171 claims40%
Dr. Hernandez'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. Hernandez's Part D claims, 2024
- Antibiotics21%607 of 2,951 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: 2,5082024: 2,82213%
Drugs named by CMS: 29 in 2024, 28 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
Dr. David S. Hernandez scored 87 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 87 out of 100 for Dr. Hernandez for performance year 2024, reported individually. Dr. Hernandez accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Hernandez's MIPS scores, performance year 2024
- 87of 100Final score
- 84.3of 100Quality
- 40of 100Improvement Activities
- 77of 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
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Dr. David S. Hernandez has 2 publications on record
Dmand AI links 2 papers to Dr. Hernandez in 2022. 2022 was the busiest year, with 2. Dr. Hernandez has published most often in Cureus. Dr. Hernandez's most frequent co-authors are Mahmoud Majed Husni Mansour, MD, Andriy Barchuk, DO and Landon Kozai, MD.
Dr. Hernandez's most frequent co-authors
- Mahmoud Majed Husni Mansour, MD2 shared papers
- Andriy Barchuk, DO1 shared paper
- Landon Kozai, MD1 shared paper
Recent publications by Dr. Hernandez
See who Dr. Hernandez researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Hernandez works with, so you can find a warm path to the right pulmonologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. David S. Hernandez received $577 in industry payments from 2016 to 2025
CMS Open Payments shows 51 general payments to Dr. Hernandez from 10 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 82% of the total. Sunovion Pharmaceuticals Inc. paid the most, $332.
General payments to Dr. Hernandez by program year, 2016 to 2025
General payments to Dr. Hernandez by kind, 2016 to 2025
- Food and beverage$47382%
- Education$10418%
Companies that paid Dr. Hernandez the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. David S. Hernandez graduated from University of Texas Medical Branch at Galveston
Dr. Hernandez graduated from University of Texas Medical Branch at Galveston in 2000.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. David S. Hernandez'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 | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation 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)Clinician Public Reporting: Overall MIPS Performance (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 |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| 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. David S. Hernandez
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. David S. Hernandez's NPI number?
Dr. David S. Hernandez's NPI number is 1578505665. It was assigned on June 12, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. David S. Hernandez?
Dr. David S. Hernandez is a pulmonologist in New Braunfels, Texas. The primary specialty in the NPI Registry is Pulmonary Disease Physician (taxonomy code 207RP1001X).
Where does Dr. David S. Hernandez practice?
Dr. Hernandez practices at 1619 Common St Ste 902, New Braunfels, TX 78130-3461. Dr. Hernandez's primary practice is David S. Hernandez, M.D. in New Braunfels, Texas. Dmand AI also links Dr. Hernandez to 1 hospital.
What is Dr. David S. Hernandez's office phone number?
The practice phone on file for Dr. Hernandez is (830) 214-0104.
What is Dr. David S. Hernandez's medical license number?
Dr. Hernandez holds Texas license M4148.
Which hospitals is Dr. David S. Hernandez affiliated with?
Dr. Hernandez is affiliated with CHRISTUS Santa Rosa Hospital - San Marcos. Dmand AI links Dr. Hernandez to 1 more hospital.
Does Dr. David S. Hernandez accept Medicare?
Yes. CMS data shows Dr. Hernandez billed Medicare for 2,837 services in 2024, and Dr. Hernandez accepts Medicare assignment.
What is Dr. David S. Hernandez's MIPS score?
Dr. Hernandez's MIPS final score for performance year 2024 is 87 out of 100, reported individually.
How many Medicare patients does Dr. David S. Hernandez see?
CMS counts 842 Medicare patients who saw Dr. Hernandez in 2024, with an average age of 75.
What services does Dr. David S. Hernandez bill to Medicare?
In 2024, Dr. Hernandez's most billed Medicare services were office visit, established patient (99214), lung function service (94010) and lung function service (94618).
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Where did Dr. David S. Hernandez go to medical school?
Dr. Hernandez graduated from University of Texas Medical Branch at Galveston in 2000.
What drugs does Dr. David S. Hernandez prescribe most?
In 2024 Medicare Part D data, Dr. Hernandez's most prescribed drugs by claims were Prednisone, Azithromycin and Albuterol Sulfate Hfa.
Has Dr. David S. Hernandez received payments from drug or device companies?
CMS Open Payments shows $577 in general payments to Dr. Hernandez from 10 companies from 2016 to 2025. The largest total came from Sunovion Pharmaceuticals Inc.
How long has Dr. David S. Hernandez been practicing?
Dr. Hernandez graduated from medical school in 2000, 26 years ago.
Does Dr. David S. Hernandez do research?
Dmand AI links 2 publications to Dr. Hernandez.
Who does Dr. David S. Hernandez publish with?
Dr. Hernandez's most frequent co-authors are Mahmoud Majed Husni Mansour, MD (2 shared papers), Andriy Barchuk, DO (1 shared paper) and Landon Kozai, MD (1 shared paper).
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