Catherine Tinker Bittinger, PA-C
- Medicare patients, 2024
- 188
- Part D claims, 2024
- 402
- MIPS score, 2024
- 94
- Hospital affiliations
- 1
- Industry payments
- $728
- Practice address
- 3950 Austell Rd, Austell, GA 30106
- Practice phone
- Call (770) 732-4000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Catherine Bittinger's professional email, personal email and mobile number
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Catherine Tinker Bittinger is a physician assistant in Austell, Georgia
Catherine Bittinger practices at Wellstar Cobb Medical Center in Austell, Georgia, part of Wellstar Health System.
Catherine Bittinger's NPI, 1174004113, was assigned on August 28, 2018. Catherine Bittinger holds Georgia license 8981.
- NPI
- 1174004113NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3375895550
- NPI enumeration date
- August 28, 2018
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (770) 732-4000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 34
- Medical school graduation
- 2018
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Catherine Tinker Bittinger practices at Wellstar Cobb Medical Center in Austell, Georgia
Catherine Bittinger's primary practice is Wellstar Cobb Medical Center, at 3950 Austell Rd, Austell, GA 30106 in Cobb County. The practice phone is (770) 732-4000.
- Wellstar Cobb Medical Center3950 Austell Rd, Austell, GA 30106 · Cobb CountyPhone(770) 732-4000
Source: Dmand AI Affiliation Data
Catherine Tinker Bittinger is affiliated with 3 sites of care and 3 medical groups
Catherine Bittinger's primary practice is Wellstar Cobb Medical Center in Austell, Georgia, part of Wellstar Health System. The medical group on file is Wellstar Medical Group. Dmand AI also links Catherine Bittinger to 2 more group practices and clinics and 2 medical groups, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Catherine Tinker Bittinger's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Catherine Bittinger practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Wellstar Cobb Medical Center | Available with a free account |
| +2 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Wellstar Health System and 6.2K+ hospitals, with verified contacts in the same login.
Catherine Tinker Bittinger is one of 940 physician assistants in Georgia
Medical is Catherine Bittinger's primary specialty in the NPI Registry, under taxonomy code 363AM0700X. Catherine Bittinger is licensed in Georgia.
Specialties and state licenses
- Medical physician assistant, GeorgiaPrimary
Physician assistants near Catherine Bittinger
Counts of physician assistants 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
Catherine Tinker Bittinger treated 188 Medicare patients in 2024, average age 74
CMS counts 188 Medicare patients who saw Catherine Bittinger in 2024. The largest group is 65 to 74, with 81 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 15% are also on Medicaid. Their average risk score is 2.22, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Catherine Bittinger's median patient age at 70, with 66% women.
Catherine Bittinger's Medicare patients by age, 2024
Catherine Bittinger's Medicare patients by sex, 2024
- Women10254%
- Men8646%
Chronic conditions among Catherine Bittinger's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis43%
- Diabetes43%
- Ischemic heart disease41%
- Cancer38%
- Chronic kidney disease38%
- Heart failure32%
Share of Medicare patients with each condition. A patient can have several.
Catherine Bittinger's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 70
Patient panel by sex, all payers
- Women66%
- Men33%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Catherine Tinker Bittinger wrote 402 Medicare Part D claims in 2024
In 2024, Catherine Bittinger wrote 402 Medicare Part D claims for 136 patients. 78% of them were for generic drugs.
Catherine Bittinger's Part D claims by kind of drug, 2024
- Generic313 claims78%
- Brand-name89 claims22%
Drug classes CMS tracks in Catherine Bittinger's Part D claims, 2024
- Antibiotics3%14 of 402 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
Catherine Tinker Bittinger scored 94 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 94 out of 100 for Catherine Bittinger for performance year 2024, reported through an alternative payment model (APM). Catherine Bittinger accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Catherine Bittinger's MIPS scores, performance year 2024
- 94of 100Final score
- 82.1of 100Quality
- 100of 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
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Catherine Tinker Bittinger received $728 in industry payments in 2025
CMS Open Payments shows 37 general payments to Catherine Bittinger from 20 drug and device companies in 2025. Food and beverage make up the largest share, 96% of the total. Pfizer Inc. paid the most, $127.
General payments to Catherine Bittinger by kind, 2025 to 2025
- Food and beverage$69996%
- Education$294%
Companies that paid Catherine Bittinger the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Catherine Tinker Bittinger'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 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 (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) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| 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 Catherine Tinker Bittinger
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Catherine Tinker Bittinger's NPI number?
Catherine Tinker Bittinger's NPI number is 1174004113. It was assigned on August 28, 2018, and it is active in the NPI Registry.
What does Catherine Tinker Bittinger specialize in?
Catherine Tinker Bittinger is a physician assistant in Austell, Georgia. The primary specialty in the NPI Registry is Medical Physician Assistant (taxonomy code 363AM0700X).
Where does Catherine Tinker Bittinger practice?
Catherine Bittinger practices at 3950 Austell Rd, Austell, GA 30106. Catherine Bittinger's primary practice is Wellstar Cobb Medical Center in Austell, Georgia, part of Wellstar Health System. Dmand AI also links Catherine Bittinger to 2 group practices and clinics and 2 medical groups.
What is Catherine Tinker Bittinger's office phone number?
The practice phone on file for Catherine Bittinger is (770) 732-4000.
What is Catherine Tinker Bittinger's medical license number?
Catherine Bittinger holds Georgia license 8981.
Which hospitals is Catherine Tinker Bittinger affiliated with?
Catherine Bittinger practices at Wellstar Cobb Medical Center in Austell, Georgia.
What medical group is Catherine Tinker Bittinger part of?
Catherine Bittinger is linked to Wellstar Medical Group. Dmand AI links Catherine Bittinger to 2 more medical groups.
Does Catherine Tinker Bittinger accept Medicare?
Yes. CMS lists Catherine Bittinger as accepting Medicare assignment.
What is Catherine Tinker Bittinger's MIPS score?
Catherine Bittinger's MIPS final score for performance year 2024 is 94 out of 100, reported through an alternative payment model (APM).
How many Medicare patients does Catherine Tinker Bittinger see?
CMS counts 188 Medicare patients who saw Catherine Bittinger in 2024, with an average age of 74.
Has Catherine Tinker Bittinger received payments from drug or device companies?
CMS Open Payments shows $728 in general payments to Catherine Bittinger from 20 companies from 2025 to 2025. The largest total came from Pfizer Inc.
How long has Catherine Tinker Bittinger been practicing?
Catherine Bittinger graduated from medical school in 2018, 8 years ago.
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