Dr. David Montenegro Sapien Jr., MD
- Medicare services, 2024
- 601
- Medicare patients, 2024
- 191
- Part D claims, 2024
- 277
- Hospital affiliations
- 2
- Industry payments
- $202
- Practice address
- 1401 Garces Highway, Delano, CA 93215
- Practice phone
- Call (661) 725-4800
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Sapien's professional email, personal email and mobile number
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Dr. David Montenegro Sapien Jr. is an internist in Delano, California
Dr. Sapien practices at Adventist Health Delano in Delano, California, part of Adventist Health.
Dr. Sapien's NPI, 1922234889, was assigned on June 5, 2009. Dr. Sapien graduated from David Geffen School of Medicine at UCLA in 2006. Dr. Sapien holds California license A108198.
- NPI
- 1922234889NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4082801055
- NPI enumeration date
- June 5, 2009
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (661) 725-4800
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 46
- Medical school graduation
- 2006
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. David Montenegro Sapien Jr. practices at Adventist Health Delano in Delano, California
Dr. Sapien's primary practice is Adventist Health Delano, at 1401 Garces Highway, Delano, CA 93215 in Kern County. The practice phone is (661) 725-4800.
- Adventist Health Delano1401 Garces Highway, Delano, CA 93215 · Kern CountyPhone(661) 725-4800
Source: Dmand AI Affiliation Data
Dr. David Montenegro Sapien Jr. is affiliated with 3 sites of care and 8 medical groups
Dr. Sapien's primary practice is Adventist Health Delano in Delano, California, part of Adventist Health. Dr. Sapien is also affiliated with Adventist Health Bakersfield. The medical group on file is Vituity. Dmand AI also links Dr. Sapien to 7 more medical groups and 1 group practice or clinic, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. David Montenegro Sapien Jr.'s practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Sapien practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Adventist Health Delano | Available with a free account |
| +2 more sites and 7 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Adventist Health and 6.2K+ hospitals, with verified contacts in the same login.
Dr. David Montenegro Sapien Jr. is one of 16,751 internists in California
Internal medicine is Dr. Sapien's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Sapien is board certified in internal medicine by the American Board of Internal Medicine. Dr. Sapien is licensed in California.
Specialties and state licenses
- Internal medicine, CaliforniaPrimary
Clinical focus
Dmand AI lists bile duct problems, cellulitis, circulatory problems in extremities, congestive heart failure, electrolyte disorders, gastrointestinal obstruction, heart attack and kidney failure among the conditions Dr. Sapien treats.
Internists near Dr. Sapien
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. David Montenegro Sapien Jr. billed Medicare for 601 services in 2024
CMS data shows 601 Medicare services from Dr. Sapien across 5 procedure codes in 2024, for 191 Medicare patients. Medicare paid $55,600 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Sapien's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 7852024: 60123%
Dr. Sapien compared with the California median for internists, 2024
- Dr. Sapien
- California median
- Medicare services
- 601vs 36166% above
- Medicare patients
- 191vs 15126% above
- Part D claims
- 69vs 42184% below
Medians across 15,815 internists in California with Dmand AI profiles that report each measure.
Dr. Sapien'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. Sapien and other internists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. David Montenegro Sapien Jr. treated 191 Medicare patients in 2024, average age 73
CMS counts 191 Medicare patients who saw Dr. Sapien in 2024. The largest group is 75 to 84, with 59 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 91% are also on Medicaid. Their average risk score is 3.06, 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. Sapien's median patient age at 61, with 52% women.
Dr. Sapien's Medicare patients by age, 2024
Dr. Sapien's Medicare patients by sex, 2024
- Women10052%
- Men9148%
Chronic conditions among Dr. Sapien's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Diabetes72%
- Chronic kidney disease48%
- Heart failure43%
- Arthritis41%
- COPD39%
- Mood disorders37%
Share of Medicare patients with each condition. A patient can have several.
Dr. Sapien's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 61
Patient panel by sex, all payers
- Women52%
- Men48%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. David Montenegro Sapien Jr. wrote 277 Medicare Part D claims in 2024
In 2024, Dr. Sapien wrote 277 Medicare Part D claims for 101 patients. 85% of them were for generic drugs. CMS names the drug for 69 of them, across 4 drugs with 11 or more claims each, at $656 in total drug cost. In 2023, CMS named 162 claims across 9 drugs.
Dr. Sapien's Part D claims by kind of drug, 2024
- Generic236 claims85%
- Brand-name and other41 claims15%
Dr. Sapien'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. Sapien's Part D claims, 2024
- Antibiotics28%77 of 277 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: 1622024: 6957%
Drugs named by CMS: 4 in 2024, 9 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. David Montenegro Sapien Jr. takes part in Medicare
Dr. Sapien 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. David Montenegro Sapien Jr. received $202 in industry payments from 2017 to 2024
CMS Open Payments shows 9 general payments to Dr. Sapien from 7 drug and device companies from 2017 to 2024. Food and beverage make up the largest share, 100% of the total. Janssen Pharmaceuticals, Inc paid the most, $82.
General payments to Dr. Sapien by program year, 2017 to 2024
Companies that paid Dr. Sapien the most, 2017 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. David Montenegro Sapien Jr. graduated from David Geffen School of Medicine at UCLA
Dr. Sapien graduated from David Geffen School of Medicine at UCLA in 2006.
- Medical school
- Board certified in internal medicine
Source: Dmand AI Professional Profile Data
Dr. David Montenegro Sapien Jr. accepts plans from 15 insurance carriers
Dr. Sapien is in network with 15 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. PPO plans come from the most carriers, 9. Check the plan with the practice before a visit.
- Aetna
- Blue Cross Blue Shield of Michigan
- United Healthcare
- Elevance
- HCSC
- Blue Cross Blue Shield of Massachusetts
- Molina
- Regence Health Plans
- +7 more carriersWith a free account
Plan types Dr. Sapien accepts, by number of carriers
- PPO9
- Medicare8
- HMO7
- EPO4
- POS4
Source: Dmand AI Insurance Network Data
Sources for Dr. David Montenegro Sapien Jr.'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 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) |
| 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. David Montenegro Sapien Jr.
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 Montenegro Sapien Jr.'s NPI number?
Dr. David Montenegro Sapien Jr.'s NPI number is 1922234889. It was assigned on June 5, 2009, and it is active in the NPI Registry.
What kind of doctor is Dr. David Montenegro Sapien Jr.?
Dr. David Montenegro Sapien Jr. is an internist in Delano, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. David Montenegro Sapien Jr. practice?
Dr. Sapien practices at 1401 Garces Highway, Delano, CA 93215. Dr. Sapien's primary practice is Adventist Health Delano in Delano, California, part of Adventist Health. Dmand AI also links Dr. Sapien to 7 medical groups and 1 group practice or clinic.
What is Dr. David Montenegro Sapien Jr.'s office phone number?
The practice phone on file for Dr. Sapien is (661) 725-4800.
What is Dr. David Montenegro Sapien Jr.'s medical license number?
Dr. Sapien holds California license A108198.
Which hospitals is Dr. David Montenegro Sapien Jr. affiliated with?
Dr. Sapien practices at Adventist Health Delano in Delano, California. Dr. Sapien is also affiliated with Adventist Health Bakersfield.
What medical group is Dr. David Montenegro Sapien Jr. part of?
Dr. Sapien is linked to Vituity. Dmand AI links Dr. Sapien to 7 more medical groups.
Does Dr. David Montenegro Sapien Jr. accept Medicare?
Yes. CMS data shows Dr. Sapien billed Medicare for 601 services in 2024, and Dr. Sapien accepts Medicare assignment.
How many Medicare patients does Dr. David Montenegro Sapien Jr. see?
CMS counts 191 Medicare patients who saw Dr. Sapien in 2024, with an average age of 73.
Is Dr. David Montenegro Sapien Jr. board certified?
Yes. Dr. Sapien is board certified in internal medicine by the American Board of Internal Medicine.
Show 6 more questionsShow fewer questions
What services does Dr. David Montenegro Sapien Jr. bill to Medicare?
In 2024, Dr. Sapien's most billed Medicare services were hospital inpatient care (99233), hospital inpatient care (99223) and hospital inpatient care (99232).
Where did Dr. David Montenegro Sapien Jr. go to medical school?
Dr. Sapien graduated from David Geffen School of Medicine at UCLA in 2006.
What drugs does Dr. David Montenegro Sapien Jr. prescribe most?
In 2024 Medicare Part D data, Dr. Sapien's most prescribed drugs by claims were Cephalexin, Albuterol Sulfate Hfa and Methylprednisolone.
Has Dr. David Montenegro Sapien Jr. received payments from drug or device companies?
CMS Open Payments shows $202 in general payments to Dr. Sapien from 7 companies from 2017 to 2024. The largest total came from Janssen Pharmaceuticals, Inc.
How long has Dr. David Montenegro Sapien Jr. been practicing?
Dr. Sapien graduated from medical school in 2006, 20 years ago.
What insurance does Dr. David Montenegro Sapien Jr. accept?
Dr. Sapien is in network with 15 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. PPO plans come from the most carriers, 9. Check the plan with the practice before a visit.
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