Dr. Leslie A. Spencer, MD
- Medicare services, 2023
- 340
- Part D claims, 2024
- 21
- Industry payments
- $1,285
- Affiliated sites
- 1
- Medical group
- 1
- Practice address
- 40 S Clay St Ste 210 Suite 210, Hinsdale, IL 60521
- Practice phone
- Call (630) 323-3540
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Duly Health And Care
Multi-specialty group site · Hinsdale, Illinois
Find Dr. Spencer'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. Leslie A. Spencer is a gynecology physician in Hinsdale, Illinois
Dr. Spencer practices at Duly Health And Care in Hinsdale, Illinois.
Dr. Spencer's NPI, 1316051097, was assigned on August 18, 2006. Dr. Spencer graduated from Wayne State University School of Medicine in 1986. Dr. Spencer holds Illinois license 03691693.
- NPI
- 1316051097NPI Registry (opens in a new tab)
- NPI enumeration date
- August 18, 2006
- NPI status
- Active
- Practice phone
- (630) 323-3540
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 66
- Medical school graduation
- 1986
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Leslie A. Spencer practices at Duly Health and Care in Hinsdale, Illinois
Dr. Spencer's primary practice is Duly Health and Care, at 40 S Clay St Ste 210 Suite 210, Hinsdale, IL 60521. The practice phone is (630) 323-3540.
- Duly Health and Care40 S Clay St Ste 210 Suite 210, Hinsdale, IL 60521Phone(630) 323-3540
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Leslie A. Spencer is affiliated with 1 site of care and 1 medical group
Dr. Spencer's primary practice is Duly Health And Care in Hinsdale, Illinois. The medical group on file is DuPage Medical Group.
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dmand AI tracks the EHR system at Dr. Leslie A. Spencer's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Spencer practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Duly Health And Care | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Leslie A. Spencer is one of 71 gynecology physicians in Illinois
Gynecology is Dr. Spencer's primary specialty in the NPI Registry, under taxonomy code 207VG0400X. Dr. Spencer is licensed in Illinois.
Specialties and state licenses
- Gynecology, IllinoisPrimary
Gynecology physicians near Dr. Spencer
Counts of gynecology 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. Leslie A. Spencer billed Medicare for 340 services in 2023
CMS data shows 340 Medicare services from Dr. Spencer across 7 procedure codes in 2023. Medicare paid $13,741 for them. Every service was in an office.
Dr. Spencer's Medicare services by type, 2022 to 2023
- 2022
- 2023
- Other services
- 2022: 2322023: 15633%
- Office and hospital visits
- 2022: 682023: 10656%
- Lab and pathology
- 2022: 652023: 7820%
Dr. Spencer compared with the Illinois median for gynecology physicians, 2023
- Dr. Spencer
- Illinois median
- Medicare services
- 340vs 1013.4 times
- Part D claims
- 83vs 5163% above
Medians across 65 gynecology physicians in Illinois with Dmand AI profiles that report each measure.
Dr. Spencer's most billed Medicare procedure codes, 2023
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. Spencer and other gynecology physicians in Illinois.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Leslie A. Spencer's patients have a median age of 52
Across all payers, Dmand AI patient panel data puts Dr. Spencer's median patient age at 52, with 98% women.
Dr. Spencer's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 52
Patient panel by sex, all payers
- Women98%
- Men0%
Source: Dmand AI Patient Panel Data
Dr. Leslie A. Spencer wrote 21 Medicare Part D claims in 2024
In 2024, Dr. Spencer wrote 21 Medicare Part D claims for 15 patients. 81% of them were for generic drugs. They cover 3 drugs, with $7,741 in total drug cost. In 2022, CMS named 105 claims across 4 drugs.
Dr. Spencer's Part D claims by kind of drug, 2024
- Generic17 claims81%
- Brand-name and other4 claims19%
Dr. Spencer'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: 1052023: 8321%
Drugs named by CMS: 3 in 2023, 4 in 2022.
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
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Dr. Leslie A. Spencer received $1,285 in industry payments from 2016 to 2023
CMS Open Payments shows 49 general payments to Dr. Spencer from 17 drug and device companies from 2016 to 2023. Food and beverage make up the largest share, 100% of the total. Hologic Inc paid the most, $160.
General payments to Dr. Spencer by program year, 2016 to 2023
Companies that paid Dr. Spencer the most, 2016 to 2023
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Leslie A. Spencer graduated from Wayne State University School of Medicine
Dr. Spencer graduated from Wayne State University School of Medicine in 1986.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Leslie A. Spencer'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 DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| 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)Medicare Part D Prescribers - by Provider (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. Leslie A. Spencer
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. Leslie A. Spencer's NPI number?
Dr. Leslie A. Spencer's NPI number is 1316051097. It was assigned on August 18, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Leslie A. Spencer?
Dr. Leslie A. Spencer is a gynecology physician in Hinsdale, Illinois. The primary specialty in the NPI Registry is Gynecology Physician (taxonomy code 207VG0400X).
Where does Dr. Leslie A. Spencer practice?
Dr. Spencer practices at 40 S Clay St Ste 210 Suite 210, Hinsdale, IL 60521. Dr. Spencer's primary practice is Duly Health And Care in Hinsdale, Illinois.
What is Dr. Leslie A. Spencer's office phone number?
The practice phone on file for Dr. Spencer is (630) 323-3540.
What is Dr. Leslie A. Spencer's medical license number?
Dr. Spencer holds Illinois license 03691693.
What medical group is Dr. Leslie A. Spencer part of?
Dr. Spencer is linked to DuPage Medical Group.
Does Dr. Leslie A. Spencer accept Medicare?
Yes. CMS data shows Dr. Spencer billed Medicare for 340 services in 2023.
What services does Dr. Leslie A. Spencer bill to Medicare?
In 2023, Dr. Spencer's most billed Medicare services were medicare service (G0101), medicare temporary code (Q0091) and office visit, established patient (99213).
Where did Dr. Leslie A. Spencer go to medical school?
Dr. Spencer graduated from Wayne State University School of Medicine in 1986.
What drugs does Dr. Leslie A. Spencer prescribe most?
In 2023 Medicare Part D data, Dr. Spencer's most prescribed drugs by claims were Estradiol, Clotrimazole-Betamethasone and Clobetasol Propionate.
Has Dr. Leslie A. Spencer received payments from drug or device companies?
CMS Open Payments shows $1,285 in general payments to Dr. Spencer from 17 companies from 2016 to 2023. The largest total came from Hologic Inc.
How long has Dr. Leslie A. Spencer been practicing?
Dr. Spencer graduated from medical school in 1986, 40 years ago.
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