ALLISON JENNENS DO
NPI 1619558111
Anesthesiology in Lansing, MI

Active since April 16, 2021PECOS EnrolledAccepts Medicare Assignment
401 W GREENLAWN AVE, LANSING, MI 48910(517) 975-6000 Get Directions Write a Review

NPPES record last updated: June 25, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Jun 25, 2025, Apr 16, 2021 (2 updates tracked since 2021).

About Allison Jennens Do NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

ALLISON JENNENS DO (NPI 1619558111) is an individual anesthesiology provider in Lansing, Michigan, licensed in Michigan (5101028669) and active in the NPI registry since April 2021. She is enrolled in Medicare PECOS, is affiliated with Mclaren Greater Lansing, and is a graduate of Michigan State University College Of Osteopathic Medicine (2021).

NPPES Registry Identity

NPI1619558111
Entity TypeIndividualFemale
Primary Taxonomy207L00000X
Provider Legal NameALLISON JENNENSCredential: DO
Location Address401 W GREENLAWN AVELansing, MI 48910-2819
Mailing Address2900 Collins RdLansing, MI 48910-8394 · (517) 975-6000
Sole ProprietorNo
Medical School CMSMichigan State University College Of Osteopathic MedicineGraduated 2021
Enumeration DateApril 16, 2021
Last NPPES UpdateJune 25, 20252 updates tracked since enumeration
NPPES CertifiedJune 25, 2025
NPI 1619558111 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyAnesthesiologyAllopathic & Osteopathic Physicians
Taxonomy Code207L00000X
License Licensed in MI · 5101028669
Definition
An anesthesiologist is trained to provide pain relief and maintenance, or restoration, of a stable condition during and immediately following an operation or an obstetric or diagnostic procedure. The anesthesiologist assesses the risk of the patient undergoing surgery and optimizes the patient's condition prior to, during and after surgery. In addition to these management responsibilities, the anesthesiologist provides medical management and consultation in pain management and critical care medicine. Anesthesiologists diagnose and treat acute, long-standing and cancer pain problems; diagnose and treat patients with critical illnesses or severe injuries; direct resuscitation in the care of patients with cardiac or respiratory emergencies, including the need for artificial ventilation; and supervise post-anesthesia recovery.
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X · License 5151015050 (MI)
401 W GREENLAWN AVE, Lansing, MI 48910

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Allison Jennens Do is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID1153722301
PECOS Enrollment IDI20250723004218
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Mclaren Greater Lansing

Acute Care Hospitals · Lansing, MI
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number230167
Location2900 Collins RdLansing, MI 48910 · Ingham County
Emergency services Birthing friendly

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Nurse Anesthetist, Certified Registered
401 W GREENLAWN AVE
LANSING, MI 48910
Nurse Anesthetist, Certified Registered
401 W GREENLAWN AVE
LANSING, MI 48910
Nurse Anesthetist, Certified Registered
401 W GREENLAWN AVE
LANSING, MI 48910
Hospitalist
401 W GREENLAWN AVE
LANSING, MI 48910
Nurse Anesthetist, Certified Registered
401 W GREENLAWN AVE
LANSING, MI 48910
Anesthesiology
401 W GREENLAWN AVE
LANSING, MI 48910
Nurse Anesthetist, Certified Registered
401 W GREENLAWN AVE
LANSING, MI 48910
Nurse Anesthetist, Certified Registered
401 W GREENLAWN AVE
LANSING, MI 48910

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Allison Jennens's NPI number?

The NPI number for Allison Jennens is 1619558111. It was assigned to this individual provider in the NPPES registry on April 16, 2021.

Where is Allison Jennens located?

Allison Jennens practices at 401 W Greenlawn Ave, Lansing, MI 48910. The listed phone number is (517) 975-6000.

What is Allison Jennens's specialty?

The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.

Is Allison Jennens enrolled in Medicare?

Yes. Allison Jennens is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Is Allison Jennens affiliated with any hospitals?

According to CMS data, Allison Jennens is affiliated with Mclaren Greater Lansing.

When was this NPI record last updated?

The NPPES record for Allison Jennens was last updated on June 25, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.