Jennifer N. Sieb, PA-C
- Medicare patients, 2024
- 14
- Hospital affiliations
- 2
- Industry payments
- $146
- Medical group
- 1
- State license
- 1
- Practice address
- 10448 Old Olive Street Rd, Suite 100, Creve Coeur, MO 63141
- Practice phone
- Call (314) 743-8091
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Advanced Ambulatory Surgical Care
Surgery Center - Medicare-Certified · Creve Coeur, Missouri
Find Jennifer Sieb'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.
Jennifer N. Sieb is a physician assistant in Saint Louis, Missouri
Jennifer Sieb practices at Advanced Ambulatory Surgical Care in Creve Coeur, Missouri.
Jennifer Sieb's NPI, 1407196892, was assigned on February 21, 2013. Jennifer Sieb holds Missouri license 2013005540.
- NPI
- 1407196892NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7911143573
- NPI enumeration date
- February 21, 2013
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (314) 743-8091
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 40
- Medical school graduation
- 2012
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Jennifer N. Sieb practices at Advanced Ambulatory Surgical Care in Creve Coeur, Missouri
Jennifer Sieb's primary practice is Advanced Ambulatory Surgical Care, at 10448 Old Olive Street Rd, Suite 100, Creve Coeur, MO 63141. The practice phone is (314) 743-8091.
- Advanced Ambulatory Surgical Care10448 Old Olive Street Rd, Suite 100, Creve Coeur, MO 63141Phone(314) 743-8091
Source: Dmand AI Affiliation Data
Jennifer N. Sieb is affiliated with 4 sites of care and 1 medical group
Jennifer Sieb's primary practice is Advanced Ambulatory Surgical Care in Creve Coeur, Missouri. Jennifer Sieb is also affiliated with Barnes-Jewish West County Hospital. The medical group on file is Agility Orthopaedics. Dmand AI also links Jennifer Sieb to 1 more hospital and 1 group practice or clinic, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Jennifer N. Sieb's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Jennifer Sieb practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Advanced Ambulatory Surgical Care | Available with a free account |
| +3 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Jennifer N. Sieb is one of 1,484 physician assistants in Missouri
Physician assistant is Jennifer Sieb's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Jennifer Sieb is licensed in Missouri.
Specialties and state licenses
- Physician assistant, MissouriPrimary
Physician assistants near Jennifer Sieb
Counts of physician assistants 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
Jennifer N. Sieb treated 14 Medicare patients in 2024, average age 69
CMS counts 14 Medicare patients who saw Jennifer Sieb in 2024. The largest group is 65 to 74, with 14 patients. Their average risk score is 0.63, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Jennifer Sieb's median patient age at 61, with 65% women.
Jennifer Sieb's Medicare patients by age, 2024
Jennifer Sieb's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 61
Patient panel by sex, all payers
- Women65%
- Men33%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
How Jennifer N. Sieb takes part in Medicare
Jennifer Sieb accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
Jennifer N. Sieb received $146 in industry payments in 2025
CMS Open Payments shows 2 general payments to Jennifer Sieb from 2 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Elite Orthopedics, LLC paid the most, $122.
Companies that paid Jennifer Sieb the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Jennifer N. Sieb'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 patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - 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) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| 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 Jennifer N. Sieb
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Jennifer N. Sieb's NPI number?
Jennifer N. Sieb's NPI number is 1407196892. It was assigned on February 21, 2013, and it is active in the NPI Registry.
What does Jennifer N. Sieb specialize in?
Jennifer N. Sieb is a physician assistant in Saint Louis, Missouri. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Jennifer N. Sieb practice?
Jennifer Sieb practices at 10448 Old Olive Street Rd, Suite 100, Creve Coeur, MO 63141. Jennifer Sieb's primary practice is Advanced Ambulatory Surgical Care in Creve Coeur, Missouri. Dmand AI also links Jennifer Sieb to 1 hospital and 1 group practice or clinic.
What is Jennifer N. Sieb's office phone number?
The practice phone on file for Jennifer Sieb is (314) 743-8091.
What is Jennifer N. Sieb's medical license number?
Jennifer Sieb holds Missouri license 2013005540.
Which hospitals is Jennifer N. Sieb affiliated with?
Jennifer Sieb is affiliated with Barnes-Jewish West County Hospital. Dmand AI links Jennifer Sieb to 1 more hospital.
What medical group is Jennifer N. Sieb part of?
Jennifer Sieb is linked to Agility Orthopaedics.
Does Jennifer N. Sieb accept Medicare?
Yes. CMS lists Jennifer Sieb as accepting Medicare assignment.
How many Medicare patients does Jennifer N. Sieb see?
CMS counts 14 Medicare patients who saw Jennifer Sieb in 2024, with an average age of 69.
Has Jennifer N. Sieb received payments from drug or device companies?
CMS Open Payments shows $146 in general payments to Jennifer Sieb from 2 companies from 2025 to 2025. The largest total came from Elite Orthopedics, LLC.
How long has Jennifer N. Sieb been practicing?
Jennifer Sieb graduated from medical school in 2012, 14 years ago.
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