Dr. Carla C. Grogan, MD
- Medicare services, 2024
- 245
- Medicare patients, 2024
- 204
- Part D claims, 2024
- 108
- Hospital affiliations
- 6
- Medical groups
- 4
- Practice address
- 235 8th Avenue West, Cresco, IA 52136
- Practice phone
- Call (563) 547-2101
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Grogan's professional email, personal email and mobile number
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Dr. Carla C. Grogan is an internist in Cresco, Iowa
Dr. Grogan practices at Regional Health Services of Howard County in Cresco, Iowa, part of State of Iowa.
Dr. Grogan's NPI, 1144586405, was assigned on April 11, 2012. Dr. Grogan graduated from University of Wisconsin School of Medicine in 2012. Dr. Grogan holds Wisconsin license 63237.
- NPI
- 1144586405NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3971731076
- NPI enumeration date
- April 11, 2012
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (563) 547-2101
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 40
- Medical school graduation
- 2012
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Carla C. Grogan practices at Regional Health Services of Howard County in Cresco, Iowa
Dr. Grogan's primary practice is Regional Health Services of Howard County, at 235 8th Avenue West, Cresco, IA 52136 in Howard County. The practice phone is (563) 547-2101.
- Regional Health Services of Howard County235 8th Avenue West, Cresco, IA 52136 · Howard CountyPhone(563) 547-2101
Source: Dmand AI Affiliation Data
Dr. Carla C. Grogan is affiliated with 7 sites of care and 4 medical groups
Dr. Grogan's primary practice is Regional Health Services of Howard County in Cresco, Iowa, part of State of Iowa. Dr. Grogan is also affiliated with Gundersen Lutheran Medical Center. The medical group on file is Gundersen Lutheran Medical Center. Dmand AI also links Dr. Grogan to 4 more hospitals, 3 medical groups and 1 group practice or clinic, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Carla C. Grogan's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Grogan practices, 7 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Regional Health Services of Howard County | Available with a free account |
| +6 more sites and 3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Carla C. Grogan is one of 726 internists in Iowa
Internal medicine is Dr. Grogan's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dmand AI has Dr. Grogan's licenses on file in 2 states: Wisconsin and Florida.
Specialties and state licenses
- Internal medicine, WisconsinPrimary
- Florida license
Internists near Dr. Grogan
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. Carla C. Grogan billed Medicare for 245 services in 2024
CMS data shows 245 Medicare services from Dr. Grogan across 4 procedure codes in 2024, for 204 Medicare patients. Medicare paid $23,859 for them.
Dr. Grogan's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 4222024: 24542%
Where Dr. Grogan's Medicare services took place, 2024
- In an office177%
- In a facility22893%
Dr. Grogan compared with the Iowa median for internists, 2024
- Dr. Grogan
- Iowa median
- Medicare services
- 245vs 57457% below
- Medicare patients
- 204vs 26022% below
- Part D claims
- 37vs 16778% below
Medians across 689 internists in Iowa with Dmand AI profiles that report each measure.
Dr. Grogan'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.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Carla C. Grogan treated 204 Medicare patients in 2024, average age 74
CMS counts 204 Medicare patients who saw Dr. Grogan in 2024. The largest group is 75 to 84, with 69 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 33% are also on Medicaid. Their average risk score is 2.34, 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. Grogan's median patient age at 66, with 45% women.
Dr. Grogan's Medicare patients by age, 2024
Dr. Grogan's Medicare patients by sex, 2024
- Women9949%
- Men10551%
Chronic conditions among Dr. Grogan's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Chronic kidney disease56%
- Heart failure45%
- Arthritis43%
- Mood disorders43%
- Atrial fibrillation39%
- Depression38%
Share of Medicare patients with each condition. A patient can have several.
Dr. Grogan's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 66
Patient panel by sex, all payers
- Women45%
- Men55%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Carla C. Grogan wrote 108 Medicare Part D claims in 2024
In 2024, Dr. Grogan wrote 108 Medicare Part D claims for 30 patients. 88% of them were for generic drugs. CMS names the drug for 37 of them, across 2 drugs with 11 or more claims each, at $324 in total drug cost. In 2023, CMS named 105 claims across 6 drugs.
Dr. Grogan's Part D claims by kind of drug, 2024
- Generic95 claims88%
- Brand-name13 claims12%
Dr. Grogan'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: 1052024: 3765%
Drugs named by CMS: 2 in 2024, 6 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
How Dr. Carla C. Grogan takes part in Medicare
Dr. Grogan accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Carla C. Grogan graduated from University of Wisconsin School of Medicine
Dr. Grogan graduated from University of Wisconsin School of Medicine in 2012.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Carla C. Grogan'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 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) |
| Training, board certification and memberships | Dmand AI Professional Profile 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. Carla C. Grogan
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. Carla C. Grogan's NPI number?
Dr. Carla C. Grogan's NPI number is 1144586405. It was assigned on April 11, 2012, and it is active in the NPI Registry.
What kind of doctor is Dr. Carla C. Grogan?
Dr. Carla C. Grogan is an internist in Cresco, Iowa. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Carla C. Grogan practice?
Dr. Grogan practices at 235 8th Avenue West, Cresco, IA 52136. Dr. Grogan's primary practice is Regional Health Services of Howard County in Cresco, Iowa, part of State of Iowa. Dmand AI also links Dr. Grogan to 4 hospitals, 3 medical groups and 1 group practice or clinic.
What is Dr. Carla C. Grogan's office phone number?
The practice phone on file for Dr. Grogan is (563) 547-2101.
What is Dr. Carla C. Grogan's medical license number?
Dr. Grogan holds Wisconsin license 63237, one of the licenses on file in 2 states.
Which states has Dr. Carla C. Grogan been licensed in?
Dmand AI has state licenses on file for Dr. Grogan in Wisconsin and Florida.
Which hospitals is Dr. Carla C. Grogan affiliated with?
Dr. Grogan practices at Regional Health Services of Howard County in Cresco, Iowa. Dr. Grogan is also affiliated with Gundersen Lutheran Medical Center. Dmand AI links Dr. Grogan to 4 more hospitals.
What medical group is Dr. Carla C. Grogan part of?
Dr. Grogan is linked to Gundersen Lutheran Medical Center. Dmand AI links Dr. Grogan to 3 more medical groups.
Does Dr. Carla C. Grogan accept Medicare?
Yes. CMS data shows Dr. Grogan billed Medicare for 245 services in 2024, and Dr. Grogan accepts Medicare assignment.
How many Medicare patients does Dr. Carla C. Grogan see?
CMS counts 204 Medicare patients who saw Dr. Grogan in 2024, with an average age of 74.
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What services does Dr. Carla C. Grogan bill to Medicare?
In 2024, Dr. Grogan's most billed Medicare services were hospital inpatient care (99222), hospital inpatient care (99232) and hospital inpatient care (99223).
Where did Dr. Carla C. Grogan go to medical school?
Dr. Grogan graduated from University of Wisconsin School of Medicine in 2012.
What drugs does Dr. Carla C. Grogan prescribe most?
In 2024 Medicare Part D data, Dr. Grogan's most prescribed drugs by claims were Clopidogrel and Atorvastatin Calcium.
How long has Dr. Carla C. Grogan been practicing?
Dr. Grogan graduated from medical school in 2012, 14 years ago.
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