Dr. Robert C. Ammlung, MD
- Medicare services, 2021
- 320
- Part D claims, 2022
- 11
- Industry payments
- $10,829
- Affiliated sites
- 1
- Insurance carriers
- 6
- Practice address
- 516 N Rolling Rd Suite 204 Suite 204, Catonsville, MD 21228
- Practice phone
- Call (410) 788-7030
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
DR.'S AMMLUNG MILTO & ASSOCIATES P.A.
Physician office · Catonsville, Maryland
Find Dr. Ammlung's professional email, personal email and mobile number
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Dr. Robert C. Ammlung is an internist in Towson, Maryland
Dr. Ammlung practices at DR.'S AMMLUNG MILTO & ASSOCIATES P.A. in Catonsville, Maryland.
Dr. Ammlung's NPI, 1649225731, was assigned on May 24, 2006. Dr. Ammlung graduated from University of Maryland School of Medicine - Baltimore in 1980. Dr. Ammlung holds Maryland license D0025234.
- NPI
- 1649225731NPI Registry (opens in a new tab)
- NPI enumeration date
- May 24, 2006
- NPI status
- Active
- Practice phone
- (410) 788-7030
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Medical school graduation
- 1980
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Robert C. Ammlung practices in Catonsville and Towson
Dr. Ammlung's primary practice is DR.'S AMMLUNG MILTO & ASSOCIATES P.A., at 516 N Rolling Rd Suite 204 Suite 204, Catonsville, MD 21228. The practice phone is (410) 788-7030. The NPI Registry lists Dr. Ammlung's practice address as 7601 Osler Dr, Towson, MD 21204.
- DR.'S AMMLUNG MILTO & ASSOCIATES P.A.Primary516 N Rolling Rd Suite 204 Suite 204, Catonsville, MD 21228Phone(410) 788-7030
- NPI Registry address7601 Osler Dr, Towson, MD 21204 · Baltimore CountyPhone(410) 788-7030
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; and Dmand AI Practice Data
Dr. Robert C. Ammlung is affiliated with 1 site of care
Dr. Ammlung's primary practice is DR.'S AMMLUNG MILTO & ASSOCIATES P.A. in Catonsville, Maryland.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Robert C. Ammlung's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Ammlung practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| DR.'S AMMLUNG MILTO & ASSOCIATES P.A. | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Robert C. Ammlung is one of 3,320 internists in Maryland
Internal medicine is Dr. Ammlung's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Ammlung is board certified in internal medicine by the American Board of Internal Medicine. Dr. Ammlung is licensed in Maryland.
Specialties and state licenses
- Internal medicine, MarylandPrimary
Internists near Dr. Ammlung
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. Robert C. Ammlung billed Medicare for 320 services in 2021
CMS data shows 320 Medicare services from Dr. Ammlung across 4 procedure codes in 2021. Medicare paid $29,022 for them. Every service was in an office.
Dr. Ammlung's Medicare services by type, 2020 to 2021
- 2020
- 2021
- Office and hospital visits
- 2020: 6592021: 27558%
- Other services
- 2020: 2092021: 3086%
- Tests and treatments
- 2020: 1692021: 1591%
Dr. Ammlung compared with the Maryland median for internists, 2021
- Dr. Ammlung
- Maryland median
- Medicare services
- 320vs 65651% below
- Part D claims
- 11vs 30996% below
Medians across 3,215 internists in Maryland with Dmand AI profiles that report each measure.
Dr. Ammlung's most billed Medicare procedure codes, 2021
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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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Ammlung and other internists in Maryland.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Robert C. Ammlung's patients have a median age of 72
Across all payers, Dmand AI patient panel data puts Dr. Ammlung's median patient age at 72, with 49% women.
Dr. Ammlung'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
- Women49%
- Men49%
Source: Dmand AI Patient Panel Data
Dr. Robert C. Ammlung wrote 11 Medicare Part D claims in 2022
In 2022, Dr. Ammlung wrote 11 Medicare Part D claims. Every claim was for a generic drug. They cover 1 drug, with $69 in total drug cost. In 2021, CMS named 1,817 claims across 68 drugs.
Dr. Ammlung's most prescribed drugs by claims, 2022
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, 2021 to 2022
- 2021
- 2022
- Claims for drugs CMS names
- 2021: 1,8172022: 1199%
Drugs named by CMS: 1 in 2022, 68 in 2021.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
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Dr. Robert C. Ammlung received $10,829 in industry payments from 2016 to 2021
CMS Open Payments shows 423 general payments to Dr. Ammlung from 35 drug and device companies from 2016 to 2021. Food and beverage make up the largest share, 98% of the total. Amarin Pharma Inc. paid the most, $1,234.
General payments to Dr. Ammlung by program year, 2016 to 2021
General payments to Dr. Ammlung by kind, 2016 to 2021
- Food and beverage$10,57798%
- Education$2522%
Companies that paid Dr. Ammlung the most, 2016 to 2021
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Robert C. Ammlung graduated from University of Maryland School of Medicine - Baltimore
Dr. Ammlung graduated from University of Maryland School of Medicine - Baltimore in 1980. Dr. Ammlung is a member of ACP.
- Medical school
- Board certified in internal medicine
Source: Dmand AI Professional Profile Data
Dr. Robert C. Ammlung accepts plans from 6 insurance carriers
Dr. Ammlung is in network with 6 carriers, including Elevance, Blue Cross Blue Shield of Massachusetts and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 6. Check the plan with the practice before a visit.
- Elevance
- Blue Cross Blue Shield of Massachusetts
- Blue Cross Blue Shield of Michigan
- CareFirst BlueCross BlueShield
- HCSC
- Regence Health Plans
Plan types Dr. Ammlung accepts, by number of carriers
- PPO6
- Medicare4
- HMO2
- POS2
Source: Dmand AI Insurance Network Data
Sources for Dr. Robert C. Ammlung'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 Affiliation DataDmand AI Practice Data |
| Primary practice, affiliations and health system | Dmand 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 Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| 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. Robert C. Ammlung
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. Robert C. Ammlung's NPI number?
Dr. Robert C. Ammlung's NPI number is 1649225731. It was assigned on May 24, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Robert C. Ammlung?
Dr. Robert C. Ammlung is an internist in Towson, Maryland. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Robert C. Ammlung practice?
Dr. Ammlung practices at 516 N Rolling Rd Suite 204 Suite 204, Catonsville, MD 21228. Dr. Ammlung also practices at 7601 Osler Dr, Towson, MD 21204. Dr. Ammlung's primary practice is DR.'S AMMLUNG MILTO & ASSOCIATES P.A. in Catonsville, Maryland.
What is Dr. Robert C. Ammlung's office phone number?
The practice phone on file for Dr. Ammlung is (410) 788-7030.
What is Dr. Robert C. Ammlung's medical license number?
Dr. Ammlung holds Maryland license D0025234.
Does Dr. Robert C. Ammlung accept Medicare?
Yes. CMS data shows Dr. Ammlung billed Medicare for 320 services in 2021.
Is Dr. Robert C. Ammlung board certified?
Yes. Dr. Ammlung is board certified in internal medicine by the American Board of Internal Medicine.
What services does Dr. Robert C. Ammlung bill to Medicare?
In 2021, Dr. Ammlung's most billed Medicare services were office visit, established patient (99214), office visit, established patient (99213) and medicare service (G0439).
Where did Dr. Robert C. Ammlung go to medical school?
Dr. Ammlung graduated from University of Maryland School of Medicine - Baltimore in 1980.
What drugs does Dr. Robert C. Ammlung prescribe most?
In 2022 Medicare Part D data, Dr. Ammlung's most prescribed drugs by claims were Tamsulosin HCl.
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Has Dr. Robert C. Ammlung received payments from drug or device companies?
CMS Open Payments shows $10,829 in general payments to Dr. Ammlung from 35 companies from 2016 to 2021. The largest total came from Amarin Pharma Inc.
How long has Dr. Robert C. Ammlung been practicing?
Dr. Ammlung graduated from medical school in 1980, 46 years ago.
What insurance does Dr. Robert C. Ammlung accept?
Dr. Ammlung is in network with 6 carriers, including Elevance, Blue Cross Blue Shield of Massachusetts and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 6. Check the plan with the practice before a visit.
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