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ROBERT WALDEN CRNA
NPI 1407252273
Registered Nurse in Houston, TX

Active since November 06, 2014PECOS EnrolledAccepts Medicare Assignment
1002 GEMINI ST, SUITE 128, HOUSTON, TX 77058(281) 218-9515(281) 218-9534 Get Directions Write a Review

NPPES record last updated: November 6, 2014. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Robert Walden Crna NPPES

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

ROBERT WALDEN CRNA (NPI 1407252273) is an individual registered nurse in Houston, Texas, licensed in Texas (8667910) and active in the NPI registry since November 2014. He is enrolled in Medicare PECOS and is a graduate of Other (2014).

NPPES Registry Identity

NPI1407252273
Entity TypeIndividualMale
Primary Taxonomy163W00000X
Provider Legal NameROBERT WALDENCredential: CRNA
Location Address1002 GEMINI ST, SUITE 128Houston, TX 77058-2746
Mailing Address1002 Gemini St, Suite 128Houston, TX 77058-2746 · (281) 218-9515 · Fax (281) 218-9534
Phone(281) 218-9515
Fax(281) 218-9534
Sole ProprietorNo
Medical School CMSOtherGraduated 2014
Enumeration DateNovember 6, 2014
✔ NPI 1407252273 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyRegistered NurseNursing Service Providers
Taxonomy Code163W00000X
License✔ Licensed in TX · 8667910
Definition
(1) A registered nurse is a person qualified by graduation from an accredited nursing school (depending upon schooling, a registered nurse may receive either a diploma from a hospital program, an associate degree in nursing (A.D.N.) or a Bachelor of Science degree in nursing (B.S.N.), who is licensed or certified by the state, and is practicing within the scope of that license or certification. R.N.'s assist patient in recovering and maintaining their physical or mental health. They assist physicians during treatments and examinations and administer medications. (2) A provider who is trained and educated in a formal nursing education program at an accredited school of nursing, passes a national certification examination, and is licensed by the state to practice nursing. The individual provides nursing services to patients or clients in areas such as health promotion, disease prevention, acute and chronic care and restoration and maintenance of health across the life span.
1002 GEMINI ST, Houston, TX 77058
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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

Robert Walden Crna 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 ID7012231640
PECOS Enrollment IDI20170328000775
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 Reassignment

Medicare enrollment records show Robert Walden reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Rocky Mountain State Anesthesia Providers
924 mi
Anesthesiology
1801 16TH ST
Greeley, CO 80631
  • Reassigned Medicare billing, Colorado enrollment
  • 107 clinicians in this Medicare group
NPI 1730692054 (970) 810-4121

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

Other Providers at the Same Location NPPES 16

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

GUARDIAN ANESTHESIA SERVICES PLLC
Anesthesiology
1002 GEMINI ST, SUITE 128
HOUSTON, TX 77058
Harris County (281) 218-9515
LESLIE NEIPERT PH.D.
Clinical Neuropsychologist
1002 GEMINI ST
HOUSTON, TX 77058
Harris County (281) 218-8181
DR. AXEL RODRIGUEZ MD
Anesthesiology
1002 GEMINI ST, # 128
HOUSTON, TX 77058
Harris County (713) 417-4216
MITCHELL MILETELLO D.C.
Chiropractor
1002 GEMINI ST, SUITE 225W
HOUSTON, TX 77058
Harris County (832) 549-0838
DOREEN DEMPSEY MS, LPC-I, NCC
Counselor (Professional)
1002 GEMINI ST
HOUSTON, TX 77058
Harris County (281) 218-8181
GUARDIAN ANESTHESIA SERVICES PLLC
Nurse Anesthetist, Certified Registered
1002 GEMINI ST, SUITE 128
HOUSTON, TX 77058
Harris County (281) 218-9515
SHERRI A. TRACY CRNA
Nurse Anesthetist, Certified Registered
1002 GEMINI ST, SUITE 128
HOUSTON, TX 77058
Harris County (281) 218-9515
TREASA MITCHELL LPC, LMFT
Marriage & Family Therapist
1002 GEMINI ST, SUITE 206
HOUSTON, TX 77058
Harris County (832) 240-4745

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 Robert Walden's NPI number?

The NPI number for Robert Walden is 1407252273. It was assigned to this individual provider in the NPPES registry on November 6, 2014.

Where is Robert Walden located?

Robert Walden practices at 1002 Gemini St Suite 128, Houston, TX 77058. The listed phone number is (281) 218-9515.

What is Robert Walden's specialty?

The primary specialty registered for this NPI is Registered Nurse with taxonomy code 163W00000X.

Is Robert Walden enrolled in Medicare?

Yes. Robert 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 organization bills Medicare for Robert Walden's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Robert Walden reassigns Medicare benefits to Rocky Mountain State Anesthesia Providers (Greeley, CO). The 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 Robert 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 Robert Walden was last updated on November 6, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.