Dr. Merle Ray Sogge, MD

  • Walnut Creek, CA
  • Gastroenterologist
NPI1619993243PAC ID1759340664
Medicare patients, 2024
25
Part D claims, 2024
67
Publications
5
MIPS score, 2024
95
Hospital affiliations
3
Practice address
1601 Ygnacio Valley Rd, Walnut Creek, CA 94598
Practice phone
Call (925) 939-3000
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

John Muir Medical Center, Walnut Creek

Hospital · Walnut Creek, California

See all 14 affiliations

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Dr. Merle Ray Sogge is a gastroenterologist in Walnut Creek, California

Dr. Sogge practices at John Muir Medical Center, Walnut Creek in Walnut Creek, California, part of John Muir Health.

Dr. Sogge's NPI, 1619993243, was assigned on July 15, 2006. Dr. Sogge graduated from OHSU School of Medicine in 1975. Dr. Sogge holds California license G35092.

NPI and contact details
Medicare PAC ID
1759340664
NPI enumeration date
July 15, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(925) 939-3000
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Male
Estimated age
77
Medical school graduation
1975

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Merle Ray Sogge practices at John Muir Medical Center, Walnut Creek in Walnut Creek, California

Dr. Sogge's primary practice is John Muir Medical Center, Walnut Creek, at 1601 Ygnacio Valley Rd, Walnut Creek, CA 94598 in Contra Costa County. The practice phone is (925) 939-3000.

Source: Dmand AI Affiliation Data

Dr. Merle Ray Sogge is affiliated with 8 sites of care and 6 medical groups

Dr. Sogge's primary practice is John Muir Medical Center, Walnut Creek in Walnut Creek, California, part of John Muir Health. Dr. Sogge is also affiliated with Contra Costa Regional Medical Center. The medical group on file is The Permanente Medical Group, Inc. Dmand AI also links Dr. Sogge to 1 more hospital, 5 group practices and clinics and 5 medical groups, each named with a free account.

See all 14 affiliations for Dr. Sogge

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Merle Ray Sogge's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Sogge practices, 8 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
John Muir Medical Center, Walnut CreekAvailable with a free account
+7 more sites and 5 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

See the EHR and IT leaders at every hospital where Dr. Sogge practices

Dmand AI maps EHR vendors, IT decision makers and buying committees across John Muir Health and 6.2K+ hospitals, with verified contacts in the same login.

Dr. Merle Ray Sogge is one of 1,977 gastroenterologists in California

Gastroenterology is Dr. Sogge's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dr. Sogge is board certified in gastroenterology by the American Board of Internal Medicine. Dmand AI has Dr. Sogge's licenses on file in 6 states: California, Arizona, Florida, Virginia, Iowa and Alabama.

Specialties and state licenses

  • Gastroenterology, CaliforniaPrimaryLicense G35092 · 1977 to 2027 · taxonomy 207RG0100X
  • Arizona licenseLicense 76161 · 2025 to 2026
  • Florida license2022 to 2026
  • Virginia license2023 to 2026
  • Iowa license2023 to 2025
  • Alabama license2024

Gastroenterologists near Dr. Sogge

Counts of gastroenterologists 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. Merle Ray Sogge treated 25 Medicare patients in 2024, average age 72

CMS counts 25 Medicare patients who saw Dr. Sogge in 2024. 75% of them have high blood pressure, and 72% have high cholesterol. Their average risk score is 0.88, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Sogge's median patient age at 67, with 62% women.

Medicare patients, 202425
Average age72
Average risk score0.88

Chronic conditions among Dr. Sogge's Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol72%
  3. Arthritis52%

Share of Medicare patients with each condition. A patient can have several.

Dr. Sogge'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

  • Women62%
  • Men38%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Merle Ray Sogge wrote 67 Medicare Part D claims in 2024

In 2024, Dr. Sogge wrote 67 Medicare Part D claims for 36 patients. 78% of them were for generic drugs. CMS names the drug for 13 of them, across 1 drug with 11 or more claims each, at $740 in total drug cost. In 2023, CMS named 34 claims across 2 drugs.

Part D claims, 202467
Drugs named by CMS1
Total drug cost$740
Part D patients36

Dr. Sogge's Part D claims by kind of drug, 2024

  • Generic52 claims78%
  • Brand-name15 claims22%

Dr. Sogge'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: 342024: 1362%

Drugs named by CMS: 1 in 2024, 2 in 2023.

See all prescribing by Dr. Sogge

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. Merle Ray Sogge scored 95 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 95 out of 100 for Dr. Sogge for performance year 2024, reported through an alternative payment model (APM). Dr. Sogge accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Sogge as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Dr. Sogge's MIPS scores, performance year 2024

  • 95of 100Final score
  • 92.9of 100Quality
  • 95of 100Promoting Interoperability
  • 40of 100Improvement Activities

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

For MedTech and pharma teams

Find gastroenterologists like Dr. Sogge by procedure volume and prescribing

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Dr. Merle Ray Sogge has 5 publications on record

Dmand AI links 5 papers to Dr. Sogge. The most frequent topics are Endoscopy. Dr. Sogge has published most often in Gastrointest Endosc.

Papers5

Topics Dr. Sogge writes about most

  • Endoscopy

Recent publications by Dr. Sogge

See all 5 publications and co-authors

See who Dr. Sogge researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Sogge works with, so you can find a warm path to the right gastroenterologists.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Merle Ray Sogge received $1,847 in industry payments in 2018

CMS Open Payments shows 6 general payments to Dr. Sogge from 1 drug or device company in 2018. Travel and lodging make up the largest share, 96% of the total. Boston Scientific Corporation paid the most, $1,847.

General payments to Dr. Sogge by kind, 2018 to 2018

$1.8Kin total
  • Travel and lodging$1,77296%
  • Food and beverage$744%

Companies that paid Dr. Sogge the most, 2018 to 2018

Share is of all general payments to this clinician.

See all payments to Dr. Sogge

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. Merle Ray Sogge has 1 award and honors on record

Dmand AI lists 1 award for Dr. Sogge, most recently CMS Stage 1 2012 in 2012.

Awards and honors for Dr. Sogge

  1. 2012
    • CMS Stage 1 2012

Source: Dmand AI Professional Profile Data

Dr. Merle Ray Sogge graduated from OHSU School of Medicine

Dr. Sogge graduated from OHSU School of Medicine in 1975.

  1. Medical schoolOHSU School of Medicine
  2. Board certified in gastroenterologyAmerican Board of Internal Medicine
  3. Board certified in internal medicineAmerican Board of Internal Medicine

Source: Dmand AI Professional Profile Data

Dr. Merle Ray Sogge accepts plans from 14 insurance carriers

Dr. Sogge is in network with 14 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
  • Aspirus Health Plan
  • Blue Cross Blue Shield of Massachusetts
  • Regence Health Plans
  • +6 more carriersWith a free account

Plan types Dr. Sogge accepts, by number of carriers

  1. PPO9
  2. HMO7
  3. Medicare7
  4. POS4
  5. EPO3

Source: Dmand AI Insurance Network Data

Sources for Dr. Merle Ray Sogge's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare 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 percentilesDoctors 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-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Awards and committee rolesDmand AI Professional Profile Data
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Merle Ray Sogge

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. Merle Ray Sogge's NPI number?

Dr. Merle Ray Sogge's NPI number is 1619993243. It was assigned on July 15, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Merle Ray Sogge?

Dr. Merle Ray Sogge is a gastroenterologist in Walnut Creek, California. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).

Where does Dr. Merle Ray Sogge practice?

Dr. Sogge practices at 1601 Ygnacio Valley Rd, Walnut Creek, CA 94598. Dr. Sogge's primary practice is John Muir Medical Center, Walnut Creek in Walnut Creek, California, part of John Muir Health. Dmand AI also links Dr. Sogge to 1 hospital, 5 group practices and clinics and 5 medical groups.

What is Dr. Merle Ray Sogge's office phone number?

The practice phone on file for Dr. Sogge is (925) 939-3000.

What is Dr. Merle Ray Sogge's medical license number?

Dr. Sogge holds California license G35092, one of the licenses on file in 6 states.

Which states has Dr. Merle Ray Sogge been licensed in?

Dmand AI has state licenses on file for Dr. Sogge in California (1977 to 2027), Arizona (2025 to 2026), Florida (2022 to 2026), Virginia (2023 to 2026), Iowa (2023 to 2025) and Alabama (2024).

Which hospitals is Dr. Merle Ray Sogge affiliated with?

Dr. Sogge practices at John Muir Medical Center, Walnut Creek in Walnut Creek, California. Dr. Sogge is also affiliated with Contra Costa Regional Medical Center. Dmand AI links Dr. Sogge to 1 more hospital.

What medical group is Dr. Merle Ray Sogge part of?

Dr. Sogge is linked to The Permanente Medical Group, Inc. Dmand AI links Dr. Sogge to 5 more medical groups.

Does Dr. Merle Ray Sogge accept Medicare?

Yes. CMS lists Dr. Sogge as accepting Medicare assignment.

Does Dr. Merle Ray Sogge offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Dr. Sogge as offering telehealth services.

Show 9 more questionsShow fewer questions

What is Dr. Merle Ray Sogge's MIPS score?

Dr. Sogge's MIPS final score for performance year 2024 is 95 out of 100, reported through an alternative payment model (APM).

How many Medicare patients does Dr. Merle Ray Sogge see?

CMS counts 25 Medicare patients who saw Dr. Sogge in 2024, with an average age of 72.

Is Dr. Merle Ray Sogge board certified?

Yes. Dr. Sogge is board certified in gastroenterology by the American Board of Internal Medicine.

Where did Dr. Merle Ray Sogge go to medical school?

Dr. Sogge graduated from OHSU School of Medicine in 1975.

What drugs does Dr. Merle Ray Sogge prescribe most?

In 2024 Medicare Part D data, Dr. Sogge's most prescribed drugs by claims were Sucralfate.

Has Dr. Merle Ray Sogge received payments from drug or device companies?

CMS Open Payments shows $1,847 in general payments to Dr. Sogge from 1 company from 2018 to 2018. The largest total came from Boston Scientific Corporation.

How long has Dr. Merle Ray Sogge been practicing?

Dr. Sogge graduated from medical school in 1975, 51 years ago.

Does Dr. Merle Ray Sogge do research?

Dmand AI links 5 publications to Dr. Sogge.

What insurance does Dr. Merle Ray Sogge accept?

Dr. Sogge is in network with 14 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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