1. Home
  2. Directory
  3. California
  4. Sacramento
  5. Anesthesiology
  6. NPI Profile

LAUREN MARIE WALDEN MD
NPI 1245790427
Anesthesiology in Sacramento, CA

Active since March 22, 2019PECOS EnrolledAccepts Medicare Assignment
4150 V STREET, PSSB 1200, SACRAMENTO, CA 95817(916) 734-5028 Get Directions Write a Review

NPPES record last updated: April 9, 2023. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Apr 9, 2023, Mar 22, 2019 (2 updates tracked since 2019).

About Lauren Marie Walden Md NPPES

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

LAUREN MARIE WALDEN MD (NPI 1245790427) is an individual anesthesiology provider in Sacramento, California, licensed in California (A182286) and active in the NPI registry since March 2019. She is enrolled in Medicare PECOS and is a graduate of Other (2015).

NPPES Registry Identity

NPI1245790427
Entity TypeIndividualFemale
Primary Taxonomy207L00000X
Provider Legal NameLAUREN MARIE WALDENCredential: MD
Location Address4150 V STREET, PSSB 1200Sacramento, CA 95817
Mailing Address4150 V StSacramento, CA 95817-1460 · (720) 299-4217
Phone(916) 734-5028
Sole ProprietorYes
Medical School CMSOtherGraduated 2015
Enumeration DateMarch 22, 2019
Last NPPES UpdateApril 9, 20232 updates tracked since enumeration
NPPES CertifiedApril 9, 2023
✔ NPI 1245790427 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyAnesthesiologyAllopathic & Osteopathic Physicians
Taxonomy Code207L00000X
License✔ Licensed in CA · A182286
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.
4150 V STREET, Sacramento, CA 95817
Open in Google Maps ↗

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Lauren Marie Walden Md 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 ID2567835655
PECOS Enrollment IDI20231227001789
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.

Medicare Billing Reassignments

2

Medicare enrollment records show Lauren Walden reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Regents Of The Univ Of Ca
Same address
Maternal & Fetal Medicine
4860 Y ST
Sacramento, CA 95817
  • Reassigned Medicare billing, California enrollment
  • 2,570 clinicians in this Medicare group
NPI 1013906973 (916) 734-6930
Cep America - Anesthesia PC
2.3 mi
Anesthesiology
4001 J ST
Sacramento, CA 95819
  • Reassigned Medicare billing, California enrollment
  • 833 clinicians in this Medicare group
NPI 1770014466 (916) 453-4545

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Insertion of artery tube for blood sampling or infusion through skin 36620
This procedure involves placing a small tube into an artery, usually in the wrist or elbow, to collect blood samples or administer medication. It's done under local anesthesia and is a common, safe practice.
14 services14 patients

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.

RAVINA BRRING DO
Student in an Organized Health Care Education/Training Program
4150 V STREET, PSSB BLDG., SUITE 1200
SACRAMENTO, CA 95817
Sacramento County (916) 734-5028
ALA ZEYAD JAMAL MD
Anesthesiology
4150 V STREET, PSSB 1200
SACRAMENTO, CA 95817
Sacramento County (916) 734-5028
PEGGY SIN NU SU MD
Student in an Organized Health Care Education/Training Program
4150 V STREET, PSSB 1200
SACRAMENTO, CA 95817
Sacramento County (916) 734-5028
DR. MATTHEW MALCOLM PIER MD
Anesthesiology
4150 V STREET, PSSB 1200
SACRAMENTO, CA 95817
Sacramento County (916) 734-5026
DR. MICHA ROJANY MD
Internal Medicine (Gastroenterology)
4150 V STREET, DIVISION OF GASTROENTEROLOGY
SACRAMENTO, CA 95817
Sacramento County (916) 734-3751
FAISAL TAN
Student in an Organized Health Care Education/Training Program
4150 V STREET, PSSB 1200
SACRAMENTO, CA 95817
Sacramento County (916) 734-5028
DR. JOHN FRANCIS RYAN MD
Student in an Organized Health Care Education/Training Program
4150 V STREET, PSSB SUITE 1200
SACRAMENTO, CA 95817
Sacramento County (916) 734-5028
DR. ELENA VASIL SUDJIAN MD
Internal Medicine
4150 V STREET, SUITE 3400
SACRAMENTO, CA 95817
Sacramento County (916) 734-7506

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 Lauren Walden's NPI number?

The NPI number for Lauren Walden is 1245790427. It was assigned to this individual provider in the NPPES registry on March 22, 2019.

Where is Lauren Walden located?

Lauren Walden practices at 4150 V Street Pssb 1200, Sacramento, CA 95817. The listed phone number is (916) 734-5028.

What is Lauren Walden's specialty?

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

Is Lauren Walden enrolled in Medicare?

Yes. Lauren Walden 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.

Which organizations bill Medicare for Lauren Walden's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Lauren Walden reassigns Medicare benefits to 2 organizations: Regents Of The Univ Of Ca (Sacramento, CA) and Cep America - Anesthesia PC (Sacramento, CA). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Lauren Walden's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Lauren Walden was last updated on April 9, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 years 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.