Proc Natl Acad Sci U S A
Biological TransportCarrier ProteinsCell Division
Dr. Stephen W. Lacey, MD
NPI1316923261
- Medicare services, 2022
- 551
- Part D claims, 2023
- 86
- Publications
- 8
- Industry payments
- $6,531
- Affiliated sites
- 2
- Practice address
- 515 South Nolen Drive, Southlake, TX 76092
- Practice phone
- Call (817) 912-1999
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Lone Star Endoscopy Center - Southlake
Surgery Center - Medicare-Certified · Southlake, Texas
Find Dr. Lacey's professional email, personal email and mobile number
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Dr. Stephen W. Lacey is a gastroenterologist in Southlake, Texas
Dr. Lacey practices at Lone Star Endoscopy Center - Southlake in Southlake, Texas.
Dr. Lacey's NPI, 1316923261, was assigned on December 21, 2005. Dr. Lacey graduated from WashU Medicine in 1981. Dr. Lacey holds Texas license G7543.
NPI and contact details
- NPI
- 1316923261NPI Registry (opens in a new tab)
- NPI enumeration date
- December 21, 2005
- NPI status
- Active
- Practice phone
- (817) 912-1999
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 71
- Medical school graduation
- 1981
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Stephen W. Lacey practices at Lone Star Endoscopy Center - Southlake in Southlake, Texas
Dr. Lacey's primary practice is Lone Star Endoscopy Center - Southlake, at 515 South Nolen Drive, Southlake, TX 76092. The practice phone is (817) 912-1999.
- Lone Star Endoscopy Center - Southlake515 South Nolen Drive, Southlake, TX 76092Phone(817) 912-1999
Source: Dmand AI Affiliation Data
Dr. Stephen W. Lacey is affiliated with 2 sites of care and 1 medical group
Dr. Lacey's primary practice is Lone Star Endoscopy Center - Southlake in Southlake, Texas. The medical group on file is Texas Digestive Disease Consultants. Dmand AI also links Dr. Lacey to 1 more group practice or clinic, named with a free account.
Lone Star Endoscopy Center - SouthlakePrimary
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Stephen W. Lacey's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Lacey practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Lone Star Endoscopy Center - Southlake | 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 W. Lacey is one of 1,341 gastroenterologists in Texas
Gastroenterology is Dr. Lacey's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dr. Lacey is board certified in gastroenterology by the American Board of Internal Medicine. Dmand AI has Dr. Lacey's licenses on file in 2 states: Texas and Alabama.
Specialties and state licenses
- Gastroenterology, TexasPrimary
- Alabama license
Clinical focus
Dmand AI lists acute gastroduodenitis, colonoscopy and upper GI endoscopy among the conditions Dr. Lacey treats.
Gastroenterologists near Dr. Lacey
Counts of gastroenterologists 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 W. Lacey billed Medicare for 551 services in 2022
CMS data shows 551 Medicare services from Dr. Lacey across 9 procedure codes in 2022. Medicare paid $59,351 for them.
Medicare services, 2022551
Paid by Medicare$59,351
Procedure codes9
Dr. Lacey's Medicare services by type, 2021 to 2022
- 2021
- 2022
- Surgery
- 2021: 5912022: 35041%
- Office and hospital visits
- 2021: 2612022: 15541%
- Other services
- 2021: 722022: 4636%
Where Dr. Lacey's Medicare services took place, 2022
- In an office15528%
- In a facility39672%
Dr. Lacey compared with the Texas median for gastroenterologists, 2022
- Dr. Lacey
- Texas median
- Medicare services
- 551vs 5059% above
- Part D claims
- 86vs 49383% below
Medians across 1,281 gastroenterologists in Texas with Dmand AI profiles that report each measure.
Dr. Lacey's most billed Medicare procedure codes, 2022
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. Lacey and other gastroenterologists in Texas.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Stephen W. Lacey's patients have a median age of 70
Across all payers, Dmand AI patient panel data puts Dr. Lacey's median patient age at 70, with 46% women.
Dr. Lacey'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
- Women46%
- Men54%
Source: Dmand AI Patient Panel Data
Dr. Stephen W. Lacey wrote 86 Medicare Part D claims in 2023
In 2023, Dr. Lacey wrote 86 Medicare Part D claims. Every claim was for a generic drug. They cover 4 drugs, with $4,903 in total drug cost. In 2022, CMS named 1,023 claims across 23 drugs.
Part D claims, 202386
Drugs named by CMS4
Total drug cost$4,903
Dr. Lacey's most prescribed drugs by claims, 2023
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, 2022 to 2023
- 2022
- 2023
- Claims for drugs CMS names
- 2022: 1,0232023: 8692%
Drugs named by CMS: 4 in 2023, 23 in 2022.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
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Dr. Stephen W. Lacey has 8 publications on record
Dmand AI links 8 papers to Dr. Lacey. The most frequent topics are Carrier Proteins, Folate Receptors, GPI-Anchored and Receptors, Cell Surface. Dr. Lacey has published most often in Proc Natl Acad Sci U S A. Dr. Lacey's most frequent co-authors are James Allan Richardson, MD and Clifford L. Simmang, MD.
Papers8
Topics Dr. Lacey writes about most
- Carrier Proteins
- Folate Receptors, GPI-Anchored
- Receptors, Cell Surface
- Base Sequence
- Folic Acid
- Glycosylphosphatidylinositols
- Molecular Sequence Data
- Cell Division
Dr. Lacey's most frequent co-authors
Recent publications by Dr. Lacey
Amino Acid SequenceBase SequenceCarrier Proteins
Proc Natl Acad Sci U S A
Base SequenceCarrier ProteinsCell Division
Dis Colon Rectum
Constriction, PathologicCrohn DiseaseDigestive System Surgical Procedures
See who Dr. Lacey researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Lacey works with, so you can find a warm path to the right gastroenterologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Stephen W. Lacey received $6,531 in industry payments from 2016 to 2022
CMS Open Payments shows 333 general payments to Dr. Lacey from 32 drug and device companies from 2016 to 2022. Food and beverage make up the largest share, 99% of the total. Janssen Pharmaceuticals, Inc paid the most, $1,385.
General payments to Dr. Lacey by program year, 2016 to 2022
General payments to Dr. Lacey by kind, 2016 to 2022
$6.5Kin total
- Food and beverage$6,46499%
- Entertainment$491%
- Education$180%
Companies that paid Dr. Lacey the most, 2016 to 2022
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Stephen W. Lacey has 1 award and honors on record
Dmand AI lists 1 award for Dr. Lacey, most recently CMS Stage 1 2012 in 2011.
Awards and honors for Dr. Lacey
- 2011
- CMS Stage 1 2012
Source: Dmand AI Professional Profile Data
Dr. Stephen W. Lacey graduated from WashU Medicine
Dr. Lacey graduated from WashU Medicine in 1981.
- Medical school
- Board certified in gastroenterology
- Board certified in internal medicine
Source: Dmand AI Professional Profile Data
Dr. Stephen W. Lacey accepts plans from 14 insurance carriers
Dr. Lacey is in network with 14 carriers, including United Healthcare, Aetna and Alliant Health Plans. HMO plans come from the most carriers, 8. Check the plan with the practice before a visit.
- United Healthcare
- Aetna
- Alliant Health Plans
- Elevance
- HCSC
- Humana
- Baylor Scott and White
- Blue Cross and Blue Shield of Kansas City
- +6 more carriersWith a free account
Plan types Dr. Lacey accepts, by number of carriers
- HMO8
- PPO8
- EPO2
- Medicare2
- POS2
Source: Dmand AI Insurance Network Data
Sources for Dr. Stephen W. Lacey'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 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 |
| 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 |
| 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. Stephen W. Lacey
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 W. Lacey's NPI number?
Dr. Stephen W. Lacey's NPI number is 1316923261. It was assigned on December 21, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Stephen W. Lacey?
Dr. Stephen W. Lacey is a gastroenterologist in Southlake, Texas. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).
Where does Dr. Stephen W. Lacey practice?
Dr. Lacey practices at 515 South Nolen Drive, Southlake, TX 76092. Dr. Lacey's primary practice is Lone Star Endoscopy Center - Southlake in Southlake, Texas. Dmand AI also links Dr. Lacey to 1 group practice or clinic.
What is Dr. Stephen W. Lacey's office phone number?
The practice phone on file for Dr. Lacey is (817) 912-1999.
What is Dr. Stephen W. Lacey's medical license number?
Dr. Lacey holds Texas license G7543, one of the licenses on file in 2 states.
Which states has Dr. Stephen W. Lacey been licensed in?
Dmand AI has state licenses on file for Dr. Lacey in Texas (1985 to 2027) and Alabama (1982 to 1990).
What medical group is Dr. Stephen W. Lacey part of?
Dr. Lacey is linked to Texas Digestive Disease Consultants.
Does Dr. Stephen W. Lacey accept Medicare?
Yes. CMS data shows Dr. Lacey billed Medicare for 551 services in 2022.
Is Dr. Stephen W. Lacey board certified?
Yes. Dr. Lacey is board certified in gastroenterology by the American Board of Internal Medicine.
What services does Dr. Stephen W. Lacey bill to Medicare?
In 2022, Dr. Lacey's most billed Medicare services were surgery: digestive system (45380), surgery: digestive system (43239) and office visit, established patient (99213).
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Where did Dr. Stephen W. Lacey go to medical school?
Dr. Lacey graduated from WashU Medicine in 1981.
What drugs does Dr. Stephen W. Lacey prescribe most?
In 2023 Medicare Part D data, Dr. Lacey's most prescribed drugs by claims were Omeprazole, Pantoprazole Sodium and Esomeprazole Magnesium.
Has Dr. Stephen W. Lacey received payments from drug or device companies?
CMS Open Payments shows $6,531 in general payments to Dr. Lacey from 32 companies from 2016 to 2022. The largest total came from Janssen Pharmaceuticals, Inc.
How long has Dr. Stephen W. Lacey been practicing?
Dr. Lacey graduated from medical school in 1981, 45 years ago.
Does Dr. Stephen W. Lacey do research?
Dmand AI links 8 publications to Dr. Lacey.
Who does Dr. Stephen W. Lacey publish with?
Dr. Lacey's most frequent co-authors are James Allan Richardson, MD (1 shared paper) and Clifford L. Simmang, MD (1 shared paper).
What insurance does Dr. Stephen W. Lacey accept?
Dr. Lacey is in network with 14 carriers, including United Healthcare, Aetna and Alliant Health Plans. HMO plans come from the most carriers, 8. Check the plan with the practice before a visit.
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