AgingBlood PressureChoroid
Dr. Steven Chalfin, MD
NPI1629185608
- Medicare services, 2016
- 955
- Part D claims, 2017
- 68
- Publications
- 12
- Clinical trials
- 1
- Industry payments
- $3,777
- Practice address
- 4502 Medical Dr Fl 2, San Antonio, TX 78229-4402
- Practice phone
- Call (210) 567-5088
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Dr. Chalfin's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Steven Chalfin is an ophthalmologist in San Antonio, Texas
Dr. Chalfin practices in San Antonio, Texas.
Dr. Chalfin's NPI, 1629185608, was assigned on August 24, 2006. Dr. Chalfin graduated from Drexel University College Of Medicine in 1980. Dr. Chalfin holds Texas license J5723.
NPI and contact details
- NPI
- 1629185608NPI Registry (opens in a new tab)
- NPI enumeration date
- August 24, 2006
- NPI status
- Active
- Practice phone
- (210) 567-5088
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Medical school graduation
- 1980
Sources: NPPES NPI Registry (CMS); and Dmand AI Professional Profile Data
Dr. Steven Chalfin's practice address is in San Antonio, Texas
Dr. Chalfin's practice address in the NPI Registry is 4502 Medical Dr Fl 2, San Antonio, TX 78229-4402. The practice phone is (210) 567-5088.
- NPI Registry address4502 Medical Dr Fl 2, San Antonio, TX 78229-4402Phone(210) 567-5088
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dmand AI tracks the EHR system at Dr. Steven Chalfin's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Chalfin practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Dr. Chalfin's practice | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
See the EHR and IT leaders at every site where Dr. Chalfin practices
Dmand AI maps EHR vendors, IT decision makers and buying committees across each health system and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Steven Chalfin is one of 1,311 ophthalmologists in Texas
Ophthalmology is Dr. Chalfin's primary specialty in the NPI Registry, under taxonomy code 207W00000X. Dr. Chalfin is board certified in ophthalmology by the American Board of Ophthalmology. Dmand AI has Dr. Chalfin's licenses on file in 2 states: Texas and Florida.
Specialties and state licenses
- Ophthalmology, TexasPrimary
- Florida license
Ophthalmologists near Dr. Chalfin
Counts of ophthalmologists 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. Steven Chalfin billed Medicare for 955 services in 2016
CMS data shows 955 Medicare services from Dr. Chalfin across 11 procedure codes in 2016. Medicare paid $85,789 for them. Every service was in an office.
Medicare services, 2016955
Paid by Medicare$85,789
Procedure codes11
Dr. Chalfin's Medicare services by type, 2016
- Tests and treatments837
- Surgery67
- Office and hospital visits36
- Imaging15
Dr. Chalfin compared with the Texas median for ophthalmologists, 2016
- Dr. Chalfin
- Texas median
- Medicare services
- 955vs 1,35329% below
- Part D claims
- 68vs 61389% below
Medians across 1,290 ophthalmologists in Texas with Dmand AI profiles that report each measure.
Dr. Chalfin's most billed Medicare procedure codes, 2016
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Chalfin?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Chalfin and other ophthalmologists in Texas.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Steven Chalfin's patients have a median age of 82
Across all payers, Dmand AI patient panel data puts Dr. Chalfin's median patient age at 82, with 100% women.
Dr. Chalfin's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 82
Patient panel by sex, all payers
- Women100%
- Men0%
Source: Dmand AI Patient Panel Data
Dr. Steven Chalfin wrote 68 Medicare Part D claims in 2017
In 2017, Dr. Chalfin wrote 68 Medicare Part D claims. Every claim was for a generic drug. They cover 3 drugs, with $2,277 in total drug cost. In 2016, CMS named 483 claims across 12 drugs.
Part D claims, 201768
Drugs named by CMS3
Total drug cost$2,277
Dr. Chalfin's most prescribed drugs by claims, 2017
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, 2016 to 2017
- 2016
- 2017
- Claims for drugs CMS names
- 2016: 4832017: 6886%
Drugs named by CMS: 3 in 2017, 12 in 2016.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
For MedTech and pharma teams
Find ophthalmologists like Dr. Chalfin by procedure volume and prescribing
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Dr. Steven Chalfin has 12 publications on record
Dmand AI links 12 papers to Dr. Chalfin, published from 2013 to 2014. 2014 was the busiest year, with 2. The most frequent topics are Magnetic Resonance Imaging, Body Temperature and Cornea. Dr. Chalfin has published most often in Health Phys. Dr. Chalfin's most frequent co-authors are John D'Andrea, MD, Kundandeep S. Nagi, MD and Juan E. Gutierrez, MD.
Papers12
Years published2013 to 2014
Topics Dr. Chalfin writes about most
- Magnetic Resonance Imaging
- Body Temperature
- Cornea
- Intraocular Pressure
- Macaca mulatta
- Microwaves
- Choroid
- Corneal Injuries
Dr. Chalfin's most frequent co-authors
- John D'Andrea, MD2 shared papers
- Kundandeep S. Nagi, MD2 shared papers
- Juan E. Gutierrez, MD1 shared paper
Recent publications by Dr. Chalfin
Doc Ophthalmol
ChoroidElectroretinographyMagnetic Resonance Imaging
Am J Ophthalmol
MyopiaPainPresbyopia
Glaucoma, Open-AngleIntraocular PressureMagnetic Resonance Imaging
See who Dr. Chalfin researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Chalfin works with, so you can find a warm path to the right ophthalmologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Steven Chalfin has worked on 1 clinical trial
Dmand AI links Dr. Chalfin to 1 clinical trial. Conditions studied include Glaucoma, Open-Angle and Patient Compliance.
Conditions in Dr. Chalfin's trials
- Glaucoma, Open-Angle
- Patient Compliance
Recent clinical trials with Dr. Chalfin
iDropper Usability in Glaucoma (opens in a new tab)
WithdrawnPhase 1
Glaucoma, Open-AnglePatient ComplianceOpen angle glaucoma - iDropper device
Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)
Dr. Steven Chalfin received $3,777 in industry payments from 2016 to 2025
CMS Open Payments shows 35 general payments to Dr. Chalfin from 22 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Alcon Laboratories Inc paid the most, $704.
General payments to Dr. Chalfin by program year, 2016 to 2025
Companies that paid Dr. Chalfin the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Steven Chalfin has 3 awards and honors on record
Dmand AI lists 3 awards for Dr. Chalfin, most recently AAO Fellow in 2012.
Awards and honors for Dr. Chalfin
- 2012
- AAO Fellow
- Undated
- ACS Fellow
- CMS Stage 1 EHR
Source: Dmand AI Professional Profile Data
Dr. Steven Chalfin graduated from Drexel University College Of Medicine
Dr. Chalfin graduated from Drexel University College Of Medicine in 1980. Dr. Chalfin is a member of AAO and ACS.
- Medical school
- Board certified in ophthalmology
Source: Dmand AI Professional Profile Data
Sources for Dr. Steven Chalfin'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 Practice 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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Clinical trials and co-investigators | Dmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| 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. Steven Chalfin
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. Steven Chalfin's NPI number?
Dr. Steven Chalfin's NPI number is 1629185608. It was assigned on August 24, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Steven Chalfin?
Dr. Steven Chalfin is an ophthalmologist in San Antonio, Texas. The primary specialty in the NPI Registry is Ophthalmology Physician (taxonomy code 207W00000X).
Where does Dr. Steven Chalfin practice?
Dr. Chalfin practices at 4502 Medical Dr Fl 2, San Antonio, TX 78229-4402.
What is Dr. Steven Chalfin's office phone number?
The practice phone on file for Dr. Chalfin is (210) 567-5088.
What is Dr. Steven Chalfin's medical license number?
Dr. Chalfin holds Texas license J5723, one of the licenses on file in 2 states.
Which states has Dr. Steven Chalfin been licensed in?
Dmand AI has state licenses on file for Dr. Chalfin in Texas (1994 to 2027) and Florida (1989 to 2019).
Does Dr. Steven Chalfin accept Medicare?
Yes. CMS data shows Dr. Chalfin billed Medicare for 955 services in 2016.
Is Dr. Steven Chalfin board certified?
Yes. Dr. Chalfin is board certified in ophthalmology by the American Board of Ophthalmology.
What services does Dr. Steven Chalfin bill to Medicare?
In 2016, Dr. Chalfin's most billed Medicare services were eye exam or test (92014), eye exam or test (92012) and eye exam or test (92004).
Where did Dr. Steven Chalfin go to medical school?
Dr. Chalfin graduated from Drexel University College Of Medicine in 1980.
Show 5 more questionsShow fewer questions
What drugs does Dr. Steven Chalfin prescribe most?
In 2017 Medicare Part D data, Dr. Chalfin's most prescribed drugs by claims were Latanoprost, Timolol Maleate and Brimonidine Tartrate.
Has Dr. Steven Chalfin received payments from drug or device companies?
CMS Open Payments shows $3,777 in general payments to Dr. Chalfin from 22 companies from 2016 to 2025. The largest total came from Alcon Laboratories Inc.
How long has Dr. Steven Chalfin been practicing?
Dr. Chalfin graduated from medical school in 1980, 46 years ago.
Does Dr. Steven Chalfin do research?
Dmand AI links 12 publications to Dr. Chalfin, published from 2013 to 2014. Dr. Chalfin has worked on 1 clinical trial.
Who does Dr. Steven Chalfin publish with?
Dr. Chalfin's most frequent co-authors are John D'Andrea, MD (2 shared papers), Kundandeep S. Nagi, MD (2 shared papers) and Juan E. Gutierrez, MD (1 shared paper).
Selling to ophthalmology practices?
See ophthalmologists in Texas by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card