Dr. Merritt L. Hougen, MD
- Medicare services, 2017
- 515
- Part D claims, 2024
- 14
- Hospital affiliations
- 1
- Industry payments
- $11
- Insurance carriers
- 1
- Practice address
- 9888 Genesee Avenue, La Jolla, CA 92037
- Practice phone
- Call (858) 626-4123
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Hougen's professional email, personal email and mobile number
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Dr. Merritt L. Hougen is an internist in La Jolla, California
Dr. Hougen practices at Scripps Memorial Hospital La Jolla in La Jolla, California, part of Scripps Health.
Dr. Hougen's NPI, 1851368252, was assigned on March 3, 2006. Dr. Hougen graduated from Stanford University School Of Medicine in 1973. Dr. Hougen's California license number on file is G31625.
- NPI
- 1851368252NPI Registry (opens in a new tab)
- NPI enumeration date
- March 3, 2006
- NPI status
- Active
- Practice phone
- (858) 626-4123
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Medical school graduation
- 1973
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Merritt L. Hougen practices at Scripps Memorial Hospital La Jolla in La Jolla, California
Dr. Hougen's primary practice is Scripps Memorial Hospital La Jolla, at 9888 Genesee Avenue, La Jolla, CA 92037 in San Diego County. The practice phone is (858) 626-4123.
- Scripps Memorial Hospital La Jolla9888 Genesee Avenue, La Jolla, CA 92037 · San Diego CountyPhone(858) 626-4123
Source: Dmand AI Affiliation Data
Dr. Merritt L. Hougen is affiliated with 1 site of care
Dr. Hougen's primary practice is Scripps Memorial Hospital La Jolla in La Jolla, California, part of Scripps Health.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Merritt L. Hougen's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Hougen practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Scripps Memorial Hospital La Jolla | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Merritt L. Hougen is one of 16,751 internists in California
Internal medicine is Dr. Hougen's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Hougen is board certified in internal medicine by the American Board of Internal Medicine. Dr. Hougen has a license on file in California.
Specialties and state licenses
- Internal medicine, CaliforniaPrimary
Internists near Dr. Hougen
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. Merritt L. Hougen billed Medicare for 515 services in 2017
CMS data shows 515 Medicare services from Dr. Hougen across 4 procedure codes in 2017. Medicare paid $35,264 for them. Every service was in an office.
Dr. Hougen's Medicare services by type, 2016 to 2017
- 2016
- 2017
- Office and hospital visits
- 2016: 1,0282017: 45656%
- Other services
- 2016: 1972017: 5970%
- Tests and treatments
- 2016: 1192017: 0100%
Dr. Hougen compared with the California median for internists, 2017
- Dr. Hougen
- California median
- Medicare services
- 515vs 36143% above
- Part D claims
- 24vs 42194% below
Medians across 15,815 internists in California with Dmand AI profiles that report each measure.
Dr. Hougen's most billed Medicare procedure codes, 2017
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. Hougen and other internists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Merritt L. Hougen's patients have a median age of 69
Across all payers, Dmand AI patient panel data puts Dr. Hougen's median patient age at 69, with 40% women.
Dr. Hougen's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 69
Patient panel by sex, all payers
- Women40%
- Men60%
Source: Dmand AI Patient Panel Data
Dr. Merritt L. Hougen wrote 14 Medicare Part D claims in 2024
In 2024, Dr. Hougen wrote 14 Medicare Part D claims. 86% of them were for generic drugs. They cover 1 drug, with $323 in total drug cost. In 2021, CMS named 13 claims across 1 drug.
Dr. Hougen's Part D claims by kind of drug, 2024
- Generic12 claims86%
- Brand-name and other2 claims14%
Dr. Hougen's most prescribed drugs by claims, 2023
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 2023
- 2021
- 2023
- Claims for drugs CMS names
- 2021: 132023: 2485%
Drugs named by CMS: 1 in 2023, 1 in 2021.
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
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Dr. Merritt L. Hougen received $11 in industry payments in 2018
CMS Open Payments shows 1 general payment to Dr. Hougen from 1 drug or device company in 2018. Food and beverage make up the largest share, 100% of the total. Takeda Pharmaceuticals U.S.A., Inc. paid the most, $11.
Companies that paid Dr. Hougen the most, 2018 to 2018
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Merritt L. Hougen graduated from Stanford University School Of Medicine
Dr. Hougen graduated from Stanford University School Of Medicine in 1973.
- Medical school
- Board certified in internal medicine
Source: Dmand AI Professional Profile Data
Dr. Merritt L. Hougen accepts plans from 1 insurance carrier
Dr. Hougen is in network with 1 carrier, including HCSC. Medicare plans come from the most carriers, 1. Check the plan with the practice before a visit.
- HCSC
Plan types Dr. Hougen accepts, by number of carriers
- Medicare1
- PPO1
Source: Dmand AI Insurance Network Data
Sources for Dr. Merritt L. Hougen'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 Data |
| 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) |
| 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. Merritt L. Hougen
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. Merritt L. Hougen's NPI number?
Dr. Merritt L. Hougen's NPI number is 1851368252. It was assigned on March 3, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Merritt L. Hougen?
Dr. Merritt L. Hougen is an internist in La Jolla, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Merritt L. Hougen practice?
Dr. Hougen practices at 9888 Genesee Avenue, La Jolla, CA 92037. Dr. Hougen's primary practice is Scripps Memorial Hospital La Jolla in La Jolla, California, part of Scripps Health.
What is Dr. Merritt L. Hougen's office phone number?
The practice phone on file for Dr. Hougen is (858) 626-4123.
What is Dr. Merritt L. Hougen's medical license number?
Dr. Hougen's California license number on file is G31625.
Which hospitals is Dr. Merritt L. Hougen affiliated with?
Dr. Hougen practices at Scripps Memorial Hospital La Jolla in La Jolla, California.
Does Dr. Merritt L. Hougen accept Medicare?
Yes. CMS data shows Dr. Hougen billed Medicare for 515 services in 2017.
Is Dr. Merritt L. Hougen board certified?
Yes. Dr. Hougen is board certified in internal medicine by the American Board of Internal Medicine.
What services does Dr. Merritt L. Hougen bill to Medicare?
In 2017, Dr. Hougen's most billed Medicare services were office visit, established patient (99214), medicare service (G0439) and office visit, established patient (99213).
Where did Dr. Merritt L. Hougen go to medical school?
Dr. Hougen graduated from Stanford University School Of Medicine in 1973.
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What drugs does Dr. Merritt L. Hougen prescribe most?
In 2023 Medicare Part D data, Dr. Hougen's most prescribed drugs by claims were Quetiapine Fumarate.
Has Dr. Merritt L. Hougen received payments from drug or device companies?
CMS Open Payments shows $11 in general payments to Dr. Hougen from 1 company from 2018 to 2018. The largest total came from Takeda Pharmaceuticals U.S.A., Inc.
How long has Dr. Merritt L. Hougen been practicing?
Dr. Hougen graduated from medical school in 1973, 53 years ago.
What insurance does Dr. Merritt L. Hougen accept?
Dr. Hougen is in network with 1 carrier, including HCSC. Medicare plans come from the most carriers, 1. Check the plan with the practice before a visit.
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