Dr. Paul Julius Spinka, MD

  • Redding, CA
  • Gastroenterologist
NPI1457340937PAC ID5092896498
Medicare services, 2024
451
Medicare patients, 2024
208
Part D claims, 2024
219
Hospital affiliations
2
Industry payments
$499
Practice address
1825 Sonoma St, Redding, CA 96001
Practice phone
Call (630) 246-7000
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Gastroenterology Associates Endoscopy Center. LLC

Redding, California

See all 5 affiliations

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Dr. Paul Julius Spinka is a gastroenterologist in Redding, California

Dr. Spinka practices at Gastroenterology Associates Endoscopy Center. LLC in Redding, California.

Dr. Spinka's NPI, 1457340937, was assigned on October 18, 2005. Dr. Spinka graduated from Chicago Medical School at Rosalind Franklin University of Medicine and Science in 1990. Dr. Spinka holds California license G71826.

NPI and contact details
Medicare PAC ID
5092896498
NPI enumeration date
October 18, 2005
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(630) 246-7000
Professional email
Get email
Personal email
Get email
Mobile number
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Sex
Male
Estimated age
62
Medical school graduation
1990

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

Dr. Paul Julius Spinka practices at Gastroenterology Associates Endoscopy Center. LLC in Redding, California

Dr. Spinka's primary practice is Gastroenterology Associates Endoscopy Center. LLC, at 1825 Sonoma St, Redding, CA 96001 in Shasta County. The practice phone is (630) 246-7000.

  • Gastroenterology Associates Endoscopy Center. LLC
    1825 Sonoma St, Redding, CA 96001 · Shasta CountyPhone(630) 246-7000

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Dr. Paul Julius Spinka is affiliated with 4 sites of care and 1 medical group

Dr. Spinka's primary practice is Gastroenterology Associates Endoscopy Center. LLC in Redding, California. Dr. Spinka is also affiliated with Mercy Medical Center Redding. The medical group on file is San Francisco International Airport (SFO) Medical Clinic. Dmand AI also links Dr. Spinka to 1 more hospital and 1 group practice or clinic, each named with a free account.

See all 5 affiliations for Dr. Spinka

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. Paul Julius Spinka's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Spinka practices, 3 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Gastroenterology Associates Endoscopy Center. LLCAvailable with a free account
+3 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Paul Julius Spinka is one of 1,977 gastroenterologists in California

Gastroenterology is Dr. Spinka's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dr. Spinka is board certified in gastroenterology by the American Board of Internal Medicine. Dr. Spinka is licensed in California.

Specialties and state licenses

  • Gastroenterology, CaliforniaPrimaryLicense G71826 · 1991 to 2027 · taxonomy 207RG0100X

Clinical focus

Dmand AI lists acid reflux, acute gastroduodenitis, chronic indigestion, chronic inflammatory bowel disease (IBD), cirrhosis of the liver, colonoscopy, fatty liver and gastroenteritis among the conditions Dr. Spinka treats.

Gastroenterologists near Dr. Spinka

Counts of gastroenterologists with a Dmand AI profile, by place and practice. Each opens the list.

1,977gastroenterologists in California
6gastroenterologists in Redding

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Dr. Paul Julius Spinka billed Medicare for 451 services in 2024

CMS data shows 451 Medicare services from Dr. Spinka across 11 procedure codes in 2024, for 208 Medicare patients. Medicare paid $45,170 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 2024451
Medicare patients208
Paid by Medicare$45,170
Procedure codes11

Dr. Spinka's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 5232024: 23655%
Surgery
2023: 6592024: 21567%
Other services
2023: 4272024: 0100%

Dr. Spinka compared with the California median for gastroenterologists, 2024

  • Dr. Spinka
  • California median
Medicare services
451vs 58623% below
Medicare patients
208vs 30231% below
Part D claims
125vs 38067% below

Medians across 1,875 gastroenterologists in California with Dmand AI profiles that report each measure.

Dr. Spinka'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.

See all procedures by Dr. Spinka

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Paul Julius Spinka treated 208 Medicare patients in 2024, average age 76

CMS counts 208 Medicare patients who saw Dr. Spinka in 2024. The largest group is 65 to 74, with 79 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 30% are also on Medicaid. Their average risk score is 1.94, 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. Spinka's median patient age at 68, with 59% women.

Medicare patients, 2024208
Average age76
Average risk score1.94
Also on Medicaid30%

Dr. Spinka's Medicare patients by age, 2024

Dr. Spinka's Medicare patients by sex, 2024

  • Women11857%
  • Men9043%

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

  1. High blood pressure75%
  2. High cholesterol75%
  3. Arthritis53%
  4. Chronic kidney disease43%
  5. Diabetes42%
  6. Ischemic heart disease41%
  7. Heart failure39%
  8. Atrial fibrillation38%

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

Dr. Spinka's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 68

Patient panel by sex, all payers

  • Women59%
  • Men41%

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

Dr. Paul Julius Spinka wrote 219 Medicare Part D claims in 2024

In 2024, Dr. Spinka wrote 219 Medicare Part D claims for 64 patients. 83% of them were for generic drugs. CMS names the drug for 125 of them, across 6 drugs with 11 or more claims each, at $5,595 in total drug cost. In 2023, CMS named 676 claims across 22 drugs.

Part D claims, 2024219
Drugs named by CMS6
Total drug cost$5,595
Part D patients64

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

  • Generic182 claims83%
  • Brand-name37 claims17%

Dr. Spinka'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: 6762024: 12582%

Drugs named by CMS: 6 in 2024, 22 in 2023.

See all prescribing by Dr. Spinka

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. Paul Julius Spinka scored 0 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 0 out of 100 for Dr. Spinka for performance year 2024, reported individually. Dr. Spinka accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 199 procedures of upper gastrointestinal (gi) endoscopy for acid reflux by Dr. Spinka, more than 90% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes

Dr. Spinka's MIPS scores, performance year 2024

  • 0of 100Final score
  • 0of 100Quality
  • 0of 100Improvement Activities
  • 0of 100Cost

Each score is out of 100. The final score weighs the categories CMS scored for this clinician.

Where Dr. Spinka ranks in Medicare procedure volume

Upper gastrointestinal (GI) endoscopy for acid reflux
90th percentile199 procedures
Colonoscopy
74th percentile78 procedures

CMS ranks each clinician against every clinician it reports for the same procedure category.

Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)

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Dr. Paul Julius Spinka received $499 in industry payments from 2017 to 2025

CMS Open Payments shows 14 general payments to Dr. Spinka from 10 drug and device companies from 2017 to 2025. Food and beverage make up the largest share, 100% of the total. Abbvie Inc. paid the most, $146.

General payments to Dr. Spinka by program year, 2017 to 2025

Companies that paid Dr. Spinka the most, 2017 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Spinka

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

Dr. Paul Julius Spinka has 1 award and honors on record

Dmand AI lists 1 award for Dr. Spinka, most recently CMS Stage 1 EHR in 2013.

Awards and honors for Dr. Spinka

  1. 2013
    • CMS Stage 1 EHR

Source: Dmand AI Professional Profile Data

Dr. Paul Julius Spinka graduated from Chicago Medical School at Rosalind Franklin University of Medicine and Science

Dr. Spinka graduated from Chicago Medical School at Rosalind Franklin University of Medicine and Science in 1990.

  1. Medical schoolChicago Medical School at Rosalind Franklin University of Medicine and Science
  2. Board certified in gastroenterologyAmerican Board of Internal Medicine

Source: Dmand AI Professional Profile Data

Dr. Paul Julius Spinka accepts plans from 12 insurance carriers

Dr. Spinka is in network with 12 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. PPO plans come from the most carriers, 8. Check the plan with the practice before a visit.

  • Aetna
  • Blue Cross Blue Shield of Michigan
  • United Healthcare
  • Alliant Health Plans
  • Blue Cross Blue Shield of Massachusetts
  • HCSC
  • Regence Health Plans
  • Aspirus Health Plan
  • +4 more carriersWith a free account

Plan types Dr. Spinka accepts, by number of carriers

  1. PPO8
  2. Medicare7
  3. HMO5
  4. POS4
  5. EPO2

Source: Dmand AI Insurance Network Data

Sources for Dr. Paul Julius Spinka'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 phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
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)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab)
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. Paul Julius Spinka

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. Paul Julius Spinka's NPI number?

Dr. Paul Julius Spinka's NPI number is 1457340937. It was assigned on October 18, 2005, and it is active in the NPI Registry.

What kind of doctor is Dr. Paul Julius Spinka?

Dr. Paul Julius Spinka is a gastroenterologist in Redding, California. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).

Where does Dr. Paul Julius Spinka practice?

Dr. Spinka practices at 1825 Sonoma St, Redding, CA 96001. Dr. Spinka's primary practice is Gastroenterology Associates Endoscopy Center. LLC in Redding, California. Dmand AI also links Dr. Spinka to 1 hospital and 1 group practice or clinic.

What is Dr. Paul Julius Spinka's office phone number?

The practice phone on file for Dr. Spinka is (630) 246-7000.

What is Dr. Paul Julius Spinka's medical license number?

Dr. Spinka holds California license G71826.

Which hospitals is Dr. Paul Julius Spinka affiliated with?

Dr. Spinka is affiliated with Mercy Medical Center Redding. Dmand AI links Dr. Spinka to 1 more hospital.

What medical group is Dr. Paul Julius Spinka part of?

Dr. Spinka is linked to San Francisco International Airport (SFO) Medical Clinic.

Does Dr. Paul Julius Spinka accept Medicare?

Yes. CMS data shows Dr. Spinka billed Medicare for 451 services in 2024, and Dr. Spinka accepts Medicare assignment.

What is Dr. Paul Julius Spinka's MIPS score?

Dr. Spinka's MIPS final score for performance year 2024 is 0 out of 100, reported individually.

How many Medicare patients does Dr. Paul Julius Spinka see?

CMS counts 208 Medicare patients who saw Dr. Spinka in 2024, with an average age of 76.

Show 7 more questionsShow fewer questions

Is Dr. Paul Julius Spinka board certified?

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

What services does Dr. Paul Julius Spinka bill to Medicare?

In 2024, Dr. Spinka's most billed Medicare services were hospital inpatient care (99222), hospital inpatient care (99232) and surgery: digestive system (43239).

Where did Dr. Paul Julius Spinka go to medical school?

Dr. Spinka graduated from Chicago Medical School at Rosalind Franklin University of Medicine and Science in 1990.

What drugs does Dr. Paul Julius Spinka prescribe most?

In 2024 Medicare Part D data, Dr. Spinka's most prescribed drugs by claims were Omeprazole, Pantoprazole Sodium and Famotidine.

Has Dr. Paul Julius Spinka received payments from drug or device companies?

CMS Open Payments shows $499 in general payments to Dr. Spinka from 10 companies from 2017 to 2025. The largest total came from Abbvie Inc.

How long has Dr. Paul Julius Spinka been practicing?

Dr. Spinka graduated from medical school in 1990, 36 years ago.

What insurance does Dr. Paul Julius Spinka accept?

Dr. Spinka is in network with 12 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. PPO plans come from the most carriers, 8. Check the plan with the practice before a visit.

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