Dr. Julia Collins Motherway, MD
- Medicare services, 2024
- 2,032
- Medicare patients, 2024
- 302
- Part D claims, 2024
- 4,458
- MIPS score, 2024
- 86
- Hospital affiliations
- 3
- Practice address
- 15000 Kensington Park Dr, Tustin, CA 92782
- Practice phone
- Call (714) 838-5610
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Tustin Irvine Internal Medicine Group Inc.
Tustin, California
Find Dr. Motherway's professional email, personal email and mobile number
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Dr. Julia Collins Motherway is an internist in Tustin, California
Dr. Motherway practices at Tustin Irvine Internal Medicine Group Inc. in Tustin, California.
Dr. Motherway's NPI, 1962544494, was assigned on February 12, 2007. Dr. Motherway graduated from Georgetown University School Of Medicine in 1994. Dr. Motherway holds California license A061483.
- NPI
- 1962544494NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0345394730
- NPI enumeration date
- February 12, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (714) 838-5610
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 58
- Medical school graduation
- 1994
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Julia Collins Motherway practices at Tustin Irvine Internal Medicine Group Inc. in Tustin, California
Dr. Motherway's primary practice is Tustin Irvine Internal Medicine Group Inc., at 15000 Kensington Park Dr, Tustin, CA 92782 in Orange County. The practice phone is (714) 838-5610.
- Tustin Irvine Internal Medicine Group Inc.15000 Kensington Park Dr, Tustin, CA 92782 · Orange CountyPhone(714) 838-5610
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Julia Collins Motherway is affiliated with 7 sites of care and 1 medical group
Dr. Motherway's primary practice is Tustin Irvine Internal Medicine Group Inc. in Tustin, California. Dr. Motherway is also affiliated with Hoag Hospital Newport Beach. The medical group on file is Tustin Irvine Internal Medicine Group. Dmand AI also links Dr. Motherway to 2 more hospitals, 2 home health agencies and 1 group practice or clinic, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Julia Collins Motherway's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Motherway practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Tustin Irvine Internal Medicine Group Inc. | Available with a free account |
| +6 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Julia Collins Motherway is one of 16,751 internists in California
Internal medicine is Dr. Motherway's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Motherway is board certified in internal medicine by the American Board of Internal Medicine. Dr. Motherway is licensed in California.
Specialties and state licenses
- Internal medicine, CaliforniaPrimary
Clinical focus
Dmand AI lists acid reflux, acute sinusitis, acute skin infection, adjustment disease, aneurysm, anxiety, arthritis and asthma among the conditions Dr. Motherway treats.
Internists near Dr. Motherway
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. Julia Collins Motherway billed Medicare for 2,032 services in 2024
CMS data shows 2,032 Medicare services from Dr. Motherway across 16 procedure codes in 2024, for 302 Medicare patients. Medicare paid $165,767 for them. Every service was in an office.
Dr. Motherway's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 8462024: 1,06326%
- Other services
- 2023: 4542024: 70756%
- Tests and treatments
- 2023: 2732024: 16241%
- Surgery
- 2023: 782024: 8610%
- Lab and pathology
- 2023: 142024: 14No change
Dr. Motherway compared with the California median for internists, 2024
- Dr. Motherway
- California median
- Medicare services
- 2,032vs 3615.6 times
- Medicare patients
- 302vs 1512.0 times
- Part D claims
- 3,919vs 4219.3 times
Medians across 15,815 internists in California with Dmand AI profiles that report each measure.
Dr. Motherway'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.
Need commercial claims for Dr. Motherway?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Motherway and other internists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Julia Collins Motherway treated 302 Medicare patients in 2024, average age 78
CMS counts 302 Medicare patients who saw Dr. Motherway in 2024. The largest group is 75 to 84, with 127 patients. 71% of them have high cholesterol, and 60% have arthritis. Their average risk score is 1.13, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Motherway's median patient age at 72, with 75% women.
Dr. Motherway's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Motherway's Medicare patients by sex, 2024
- Women21872%
- Men8428%
Chronic conditions among Dr. Motherway's Medicare patients, 2024
- High cholesterol71%
- Arthritis60%
- High blood pressure59%
- Osteoporosis32%
- Cancer25%
- Ischemic heart disease25%
- Mood disorders25%
- Depression23%
Share of Medicare patients with each condition. A patient can have several.
Dr. Motherway'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
- Women75%
- Men23%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Julia Collins Motherway wrote 4,458 Medicare Part D claims in 2024
In 2024, Dr. Motherway wrote 4,458 Medicare Part D claims for 423 patients. 88% of them were for generic drugs. CMS names the drug for 3,919 of them, across 79 drugs with 11 or more claims each, at $287,012 in total drug cost. In 2023, CMS named 3,868 claims across 83 drugs.
Dr. Motherway's Part D claims by kind of drug, 2024
- Generic3,926 claims88%
- Brand-name and other532 claims12%
Dr. Motherway'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. Motherway's Part D claims, 2024
- Opioids1%24 of 4,458 claims
- Antibiotics4%176 of 4,458 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: 3,8682024: 3,9191%
Drugs named by CMS: 79 in 2024, 83 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. Julia Collins Motherway scored 86 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 86 out of 100 for Dr. Motherway for performance year 2024, reported individually. Dr. Motherway accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Motherway's MIPS scores, performance year 2024
- 86of 100Final score
- 71.7of 100Quality
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Removal of skin lesions: 1 to 10 procedures (CMS shows small counts as a range)
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. Julia Collins Motherway received $3,718 in industry payments from 2016 to 2025
CMS Open Payments shows 196 general payments to Dr. Motherway from 26 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Boehringer Ingelheim Pharmaceuticals, Inc. paid the most, $737.
General payments to Dr. Motherway by program year, 2016 to 2025
Companies that paid Dr. Motherway 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. Julia Collins Motherway has 1 award and honors on record
Dmand AI lists 1 award for Dr. Motherway, most recently CMS Stage 1 2012 in 2012.
Awards and honors for Dr. Motherway
- 2012
- CMS Stage 1 2012
Source: Dmand AI Professional Profile Data
Dr. Julia Collins Motherway graduated from Georgetown University School Of Medicine
Dr. Motherway graduated from Georgetown University School Of Medicine in 1994.
- Medical school
- Board certified in internal medicine
Source: Dmand AI Professional Profile Data
Dr. Julia Collins Motherway accepts plans from 10 insurance carriers
Dr. Motherway is in network with 10 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 8. Check the plan with the practice before a visit.
- Aetna
- Elevance
- Blue Cross Blue Shield of Michigan
- United Healthcare
- Blue Cross Blue Shield of Massachusetts
- HCSC
- Regence Health Plans
- Aspirus Health Plan
- +2 more carriersWith a free account
Plan types Dr. Motherway accepts, by number of carriers
- Medicare8
- PPO7
- POS5
- HMO4
- EPO3
Source: Dmand AI Insurance Network Data
Sources for Dr. Julia Collins Motherway'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand 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)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| 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. Julia Collins Motherway
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. Julia Collins Motherway's NPI number?
Dr. Julia Collins Motherway's NPI number is 1962544494. It was assigned on February 12, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Julia Collins Motherway?
Dr. Julia Collins Motherway is an internist in Tustin, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Julia Collins Motherway practice?
Dr. Motherway practices at 15000 Kensington Park Dr, Tustin, CA 92782. Dr. Motherway's primary practice is Tustin Irvine Internal Medicine Group Inc. in Tustin, California. Dmand AI also links Dr. Motherway to 2 hospitals, 2 home health agencies and 1 group practice or clinic.
What is Dr. Julia Collins Motherway's office phone number?
The practice phone on file for Dr. Motherway is (714) 838-5610.
What is Dr. Julia Collins Motherway's medical license number?
Dr. Motherway holds California license A061483.
Which hospitals is Dr. Julia Collins Motherway affiliated with?
Dr. Motherway is affiliated with Hoag Hospital Newport Beach. Dmand AI links Dr. Motherway to 2 more hospitals.
What medical group is Dr. Julia Collins Motherway part of?
Dr. Motherway is linked to Tustin Irvine Internal Medicine Group.
Does Dr. Julia Collins Motherway accept Medicare?
Yes. CMS data shows Dr. Motherway billed Medicare for 2,032 services in 2024, and Dr. Motherway accepts Medicare assignment.
What is Dr. Julia Collins Motherway's MIPS score?
Dr. Motherway's MIPS final score for performance year 2024 is 86 out of 100, reported individually.
How many Medicare patients does Dr. Julia Collins Motherway see?
CMS counts 302 Medicare patients who saw Dr. Motherway in 2024, with an average age of 78.
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Is Dr. Julia Collins Motherway board certified?
Yes. Dr. Motherway is board certified in internal medicine by the American Board of Internal Medicine.
What services does Dr. Julia Collins Motherway bill to Medicare?
In 2024, Dr. Motherway's most billed Medicare services were office visit, established patient (99214), office visit, established patient (99213) and medicare service (G2211).
Where did Dr. Julia Collins Motherway go to medical school?
Dr. Motherway graduated from Georgetown University School Of Medicine in 1994.
What drugs does Dr. Julia Collins Motherway prescribe most?
In 2024 Medicare Part D data, Dr. Motherway's most prescribed drugs by claims were Atorvastatin Calcium, Levothyroxine Sodium and Rosuvastatin Calcium.
Has Dr. Julia Collins Motherway received payments from drug or device companies?
CMS Open Payments shows $3,718 in general payments to Dr. Motherway from 26 companies from 2016 to 2025. The largest total came from Boehringer Ingelheim Pharmaceuticals, Inc.
How long has Dr. Julia Collins Motherway been practicing?
Dr. Motherway graduated from medical school in 1994, 32 years ago.
What insurance does Dr. Julia Collins Motherway accept?
Dr. Motherway is in network with 10 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 8. Check the plan with the practice before a visit.
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