Dr. Stephen Longshore Ambrose, MD
- Medicare services, 2024
- 2,286
- Medicare patients, 2024
- 475
- Part D claims, 2024
- 3,318
- MIPS score, 2024
- 93
- Hospital affiliations
- 1
- Practice address
- 4000 Cambridge Street, Kansas City, KS 66160
- Practice phone
- Call (913) 588-5000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Ambrose's professional email, personal email and mobile number
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Dr. Stephen Longshore Ambrose is a glaucoma specialist (ophthalmology) physician in Kansas City, Kansas
Dr. Ambrose practices at The University of Kansas Hospital in Kansas City, Kansas, part of The University of Kansas Health System.
Dr. Ambrose's NPI, 1215432257, was assigned on March 29, 2018. Dr. Ambrose graduated from University of South Alabama College of Medicine in 2018. Dr. Ambrose holds Kansas license 04-47757.
- NPI
- 1215432257NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5991058786
- NPI enumeration date
- March 29, 2018
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (913) 588-5000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- 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)
Dr. Stephen Longshore Ambrose practices at The University of Kansas Hospital in Kansas City, Kansas
Dr. Ambrose's primary practice is The University of Kansas Hospital, at 4000 Cambridge Street, Kansas City, KS 66160 in Wyandotte County. The practice phone is (913) 588-5000.
- The University of Kansas Hospital4000 Cambridge Street, Kansas City, KS 66160 · Wyandotte CountyPhone(913) 588-5000
Source: Dmand AI Affiliation Data
Dr. Stephen Longshore Ambrose is affiliated with 2 sites of care and 1 medical group
Dr. Ambrose's primary practice is The University of Kansas Hospital in Kansas City, Kansas, part of The University of Kansas Health System. The medical group on file is Kansas University Physicians. Dmand AI also links Dr. Ambrose to 1 more group practice or clinic, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Stephen Longshore Ambrose's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Ambrose practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| The University of Kansas Hospital | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Stephen Longshore Ambrose is one of 5 glaucoma specialist (ophthalmology) physicians in Kansas
Glaucoma specialist is Dr. Ambrose's primary specialty in the NPI Registry, under taxonomy code 207WX0009X. Dmand AI has Dr. Ambrose's licenses on file in 2 states: Kansas and Georgia.
Specialties and state licenses
- Glaucoma specialist (ophthalmology), KansasPrimary
- Ophthalmology, Georgia
Glaucoma specialist (ophthalmology) physicians near Dr. Ambrose
Counts of glaucoma specialist (ophthalmology) physicians 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. Stephen Longshore Ambrose billed Medicare for 2,286 services in 2024
CMS data shows 2,286 Medicare services from Dr. Ambrose across 16 procedure codes in 2024, for 475 Medicare patients. Medicare paid $130,231 for them. Every service was in an office.
Dr. Ambrose's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 3912024: 882126%
- Tests and treatments
- 2023: 4252024: 79788%
- Other services
- 2023: 02024: 370
- Surgery
- 2023: 472024: 175272%
- Imaging
- 2023: 192024: 62226%
Dr. Ambrose'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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Source: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data
Dr. Stephen Longshore Ambrose treated 475 Medicare patients in 2024, average age 74
CMS counts 475 Medicare patients who saw Dr. Ambrose in 2024. The largest group is 65 to 74, with 207 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 10% are also on Medicaid. Their average risk score is 1.47, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Ambrose's median patient age at 75, with 59% women.
Dr. Ambrose's Medicare patients by age, 2024
Dr. Ambrose's Medicare patients by sex, 2024
- Women26456%
- Men21144%
Chronic conditions among Dr. Ambrose's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis50%
- Diabetes30%
- Ischemic heart disease30%
- Mood disorders28%
- Chronic kidney disease25%
- Depression24%
Share of Medicare patients with each condition. A patient can have several.
Dr. Ambrose's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 75
Patient panel by sex, all payers
- Women59%
- Men41%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Stephen Longshore Ambrose wrote 3,318 Medicare Part D claims in 2024
In 2024, Dr. Ambrose wrote 3,318 Medicare Part D claims for 703 patients. 68% of them were for generic drugs. CMS names the drug for 3,218 of them, across 25 drugs with 11 or more claims each, at $317,471 in total drug cost. In 2023, CMS named 2,632 claims across 25 drugs.
Dr. Ambrose's Part D claims by kind of drug, 2024
- Generic2,241 claims68%
- Brand-name1,077 claims32%
Dr. Ambrose'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. Ambrose's Part D claims, 2024
- Antibiotics1%37 of 3,318 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: 2,6322024: 3,21822%
Drugs named by CMS: 25 in 2024, 25 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. Stephen Longshore Ambrose scored 93 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 93 out of 100 for Dr. Ambrose for performance year 2024, reported through an alternative payment model (APM). Dr. Ambrose accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 127 procedures of cataract surgery by Dr. Ambrose, more than 78% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Dr. Ambrose's MIPS scores, performance year 2024
- 93of 100Final score
- 77of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Where Dr. Ambrose ranks in Medicare procedure volume
- Cataract surgery
- 78th percentile127 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
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. Stephen Longshore Ambrose received $881 in industry payments from 2021 to 2025
CMS Open Payments shows 38 general payments to Dr. Ambrose from 16 drug and device companies from 2021 to 2025. Food and beverage make up the largest share, 100% of the total. Alcon Laboratories Inc paid the most, $146.
General payments to Dr. Ambrose by program year, 2021 to 2025
Companies that paid Dr. Ambrose the most, 2021 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Stephen Longshore Ambrose graduated from University of South Alabama College of Medicine
Dr. Ambrose graduated from University of South Alabama College of Medicine in 2018.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Stephen Longshore Ambrose'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) |
| 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) |
| 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. Stephen Longshore Ambrose
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. Stephen Longshore Ambrose's NPI number?
Dr. Stephen Longshore Ambrose's NPI number is 1215432257. It was assigned on March 29, 2018, and it is active in the NPI Registry.
What kind of doctor is Dr. Stephen Longshore Ambrose?
Dr. Stephen Longshore Ambrose is a glaucoma specialist (ophthalmology) physician in Kansas City, Kansas. The primary specialty in the NPI Registry is Glaucoma Specialist (Ophthalmology) Physician (taxonomy code 207WX0009X).
Where does Dr. Stephen Longshore Ambrose practice?
Dr. Ambrose practices at 4000 Cambridge Street, Kansas City, KS 66160. Dr. Ambrose's primary practice is The University of Kansas Hospital in Kansas City, Kansas, part of The University of Kansas Health System. Dmand AI also links Dr. Ambrose to 1 group practice or clinic.
What is Dr. Stephen Longshore Ambrose's office phone number?
The practice phone on file for Dr. Ambrose is (913) 588-5000.
What is Dr. Stephen Longshore Ambrose's medical license number?
Dr. Ambrose holds Kansas license 04-47757, one of the licenses on file in 2 states.
Which states has Dr. Stephen Longshore Ambrose been licensed in?
Dmand AI has state licenses on file for Dr. Ambrose in Kansas and Georgia.
Which hospitals is Dr. Stephen Longshore Ambrose affiliated with?
Dr. Ambrose practices at The University of Kansas Hospital in Kansas City, Kansas.
What medical group is Dr. Stephen Longshore Ambrose part of?
Dr. Ambrose is linked to Kansas University Physicians.
Does Dr. Stephen Longshore Ambrose accept Medicare?
Yes. CMS data shows Dr. Ambrose billed Medicare for 2,286 services in 2024, and Dr. Ambrose accepts Medicare assignment.
What is Dr. Stephen Longshore Ambrose's MIPS score?
Dr. Ambrose's MIPS final score for performance year 2024 is 93 out of 100, reported through an alternative payment model (APM).
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How many Medicare patients does Dr. Stephen Longshore Ambrose see?
CMS counts 475 Medicare patients who saw Dr. Ambrose in 2024, with an average age of 74.
What services does Dr. Stephen Longshore Ambrose bill to Medicare?
In 2024, Dr. Ambrose's most billed Medicare services were office visit, established patient (99214), medicare service (G2211) and eye exam or test (92083).
Where did Dr. Stephen Longshore Ambrose go to medical school?
Dr. Ambrose graduated from University of South Alabama College of Medicine in 2018.
What drugs does Dr. Stephen Longshore Ambrose prescribe most?
In 2024 Medicare Part D data, Dr. Ambrose's most prescribed drugs by claims were Latanoprost, Brimonidine Tartrate and Prednisolone Acetate.
Has Dr. Stephen Longshore Ambrose received payments from drug or device companies?
CMS Open Payments shows $881 in general payments to Dr. Ambrose from 16 companies from 2021 to 2025. The largest total came from Alcon Laboratories Inc.
How long has Dr. Stephen Longshore Ambrose been practicing?
Dr. Ambrose graduated from medical school in 2018, 8 years ago.
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