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- 2241 Wankel Way Ste A, Oxnard, CA 93030
About Dr. Miller
Donald Miller, MD practices gastroenterology in Oxnard, CA. Donald is a 2007 graduate of Medical College of Pennsylvania. According to Medicare claims data, Donald cared for 1,355 Medicare patients across 3,397 services. The services billed most often include chronic care management services for two or more chronic conditions, additional 20 minutes of clinical staff time directed by health care professional, per calendar month, visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient', and chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month. The provider's National Provider Identifier (NPI) is 1023056850.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (805) 983-0521
- Email not available
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Practice Locations
2241 WANKEL WAY STE A
Oxnard, CA 93030
Conditions Commonly Evaluated or Treated
Within Gastroenterology generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Chronic conditions
Liver health
Specialized and cancer
Wound care
Most searched conditions
- Acid reflux
- Celiac disease
- Crohn's disease
- Hemorrhoids
- IBS
- Swallowing difficulties
- Ulcerative colitis
Biliary and pancreas
Colon and anorectal
Esophagus and swallowing
Functional bowel and motility
Liver
- Ascites
- Autoimmune hepatitis
- Cirrhosis
- Fatty liver disease
- Hemochromatosis
- Hepatitis B
- Hepatitis C
- Portal hypertension
Stomach and duodenum
Bowel & Colon
Digestive Symptoms
Gallbladder & Bile Ducts
Procedures & services
Advanced endoscopy
Biliary and pancreatic endoscopy
Capsule and physiology testing
- Ambulatory reflux monitoring
- Capsule endoscopy
- Hydrogen and methane breath testing
- Anorectal manometry
- Esophageal manometry
Chronic illness
Clinical Nutrition
Diagnostic Testing
Digestive
General surgery
Infection & Microbiology Tests
Liver procedures
Lower endoscopy
- Colon polyp removal
- Diagnostic colonoscopy
- Endoscopic control of gastrointestinal bleeding
- Flexible sigmoidoscopy
Nursing care
Nutrition & Digestion
Upper endoscopy
- Endoscopic mucosal resection
- Esophageal biopsy
- Esophageal dilation
- Stomach biopsy
- Endoscopic submucosal dissection
Most searched procedures
Treatments
Procedures Most Often Billed to Medicare
3,397 services · 1,355 patients · 13 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Ultrasound scan of organ tissue for measuring elasticity | Imaging | 76981 |
35 | More often than most peers in Gastroenterology |
| Measurement of liver stiffness | Treatment | 91200 |
19 | As often as other peers in Gastroenterology |
| Chronic care management services for two or more chronic conditions, additional 20 minutes of clinical staff time directed by health care professional, per calendar month | Office visit | 99439 |
991 | More often than most peers in Gastroenterology |
| Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient' | Billing code | G2211 |
567 | More than most peers in Gastroenterology |
| Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month | Office visit | 99490 |
551 | More often than most peers in Gastroenterology |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
431 | More than most peers in Gastroenterology |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
381 | More than most peers in Gastroenterology |
| Remote monitoring of physiologic parameters, initial supply of devices with daily recordings or programmed alerts transmission, each 30 days | Office visit | 99454 |
117 | As often as other peers in Gastroenterology |
| Management using the results of remote vital sign monitoring per calendar month, first 20 minutes | Office visit | 99457 |
102 | As often as other peers in Gastroenterology |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
79 | More often than most peers in Gastroenterology |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other gastroenterologists at this location 6
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 4
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 20 related providers in 4 groups
Other gastroenterologists in Oxnard 2
Same specialty, same city.
Trained at Medical College of Pennsylvania 8
Other providers in the same specialty who trained at the same institution.
Class of 2007 at Medical College of Pennsylvania 2
Providers who graduated from the same medical school in the same year.
Also performs Ultrasound scan of organ tissue for measuring elasticity 8
Providers in CA who bill this service to Medicare most often.
Common questions
What is Dr. Miller's specialty?
Dr. Miller is a gastroenterologist in Oxnard, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Gastroenterology”.
NPI registry
Where can I find Dr. Miller?
Dr. Miller is listed at 2241 Wankel Way Ste A, Oxnard, CA 93030. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Miller?
The number on file is (805) 983-0521. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Dr. Miller's NPI number?
Dr. Miller's National Provider Identifier is 1023056850. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
What is Dr. Miller's medical education?
Dr. Miller attended Medical College of Pennsylvania, graduating in 2007. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Miller been practicing?
Dr. Miller has 19 years experience. Calculated from a graduation year of 2007, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Miller known for?
According to Medicare billing data, Dr. Miller performs imaging including ultrasound scan of organ tissue for measuring elasticity; provides treatments such as measurement of liver stiffness, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Miller confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Miller. If this is you, claiming it is free.
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