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MS. MELISSA ANN BAXTER CRNA
NPI 1821010091
Nurse Anesthetist, Certified Registered in Los Altos, CA

Active since July 24, 2006Accepts Medicare Assignment
921 YORKSHIRE DR, LOS ALTOS, CA 94024(650) 521-2457(650) 966-1773 Get Directions Write a Review

NPPES record last updated: February 3, 2011. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Ms. Melissa Ann Baxter Crna NPPES

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

MS. MELISSA ANN BAXTER CRNA (NPI 1821010091) is an individual nurse anesthetist, certified registered in Los Altos, California, licensed in California (1975) and active in the NPI registry since July 2006. She is a graduate of Other (1992).

NPPES Registry Identity

NPI1821010091
Entity TypeIndividualFemale
Primary Taxonomy367500000X
Provider Legal NameMS. MELISSA ANN BAXTERCredential: CRNA
Location Address921 YORKSHIRE DRLos Altos, CA 94024-7051
Mailing Address921 Yorkshire DrLos Altos, CA 94024-7051 · (650) 521-2457 · Fax (650) 966-1773
Phone(650) 521-2457
Fax(650) 966-1773
Sole ProprietorYes
Medical School CMSOtherGraduated 1992
Enumeration DateJuly 24, 2006
Last NPPES UpdateFebruary 3, 2011
✔ NPI 1821010091 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Anesthetist, Certified RegisteredPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code367500000X
License✔ Licensed in CA · 1975
Definition
(1) A licensed registered nurse with advanced specialty education in anesthesia who, in collaboration with appropriate health care professionals, provides preoperative, intraoperative, and postoperative care to patients and assists in management and resuscitation of critical patients in intensive care, coronary care, and emergency situations. Nurse anesthetists are certified following successful completion of credentials and state licensure review and a national examination directed by the Council on Certification of Nurse Anesthetists. (2) A registered nurse who is qualified by special training to administer anesthesia in collaboration with a physician or dentist and who can assist in the care of patients who are in critical condition.
921 YORKSHIRE DR, Los Altos, CA 94024
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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

Ms. Melissa Ann Baxter 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 ID3870486418
PECOS Enrollment IDI20130708000189

Medicare Billing Reassignments

5

Medicare enrollment records show Melissa Baxter reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Silicon Valley Anesthesia Associates, Inc.
13 mi
Anesthesiology
2340 MONTPELIER DR
San Jose, CA 95116
  • Reassigned Medicare billing, California enrollment
  • 27 clinicians in this Medicare group
NPI 1427500040 (714) 642-2134
Empire Anesthesia Inc
31 mi
Anesthesiology
5201 NORRIS CANYON RD STE 100
San Ramon, CA 94583
  • Reassigned Medicare billing, California enrollment
  • 41 clinicians in this Medicare group
NPI 1174792261 (925) 973-0605
Sonora Anesthesia Services A Medical Group Inc
104 mi
Anesthesiology
1000 GREENLEY RD
Sonora, CA 95370
  • Reassigned Medicare billing, California enrollment
  • 31 clinicians in this Medicare group
NPI 1265481105 (209) 536-3514
Garrett S Hilt Certified Registered Nursing Anesthesia Inc
218 mi
Anesthesiology
2120 19TH ST
Bakersfield, CA 93301
  • Reassigned Medicare billing, California enrollment
  • 34 clinicians in this Medicare group
NPI 1497278949 (661) 698-0620
Concierge Anesthesia
285 mi
Anesthesiology
3180 WILLOW LN STE 118
Thousand Oaks, CA 91361
  • Reassigned Medicare billing, California enrollment
  • 52 clinicians in this Medicare group
NPI 1447726997 (805) 870-9482

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 3

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.

Anesthesia for lens surgery 00142
Anesthesia for lens surgery involves administering medication to numb the eye area, ensuring you feel no pain during the procedure. This can be a local anesthetic (numbing only the eye area) or general (where you're asleep). It helps make the surgery comfortable and stress-free.
78 services55 patients
Anesthesia for other procedure on lower leg, ankle, and foot bones 01480
Anesthesia for procedures on lower leg, ankle, and foot bones involves administering medication to block pain and sensation in these areas. This allows doctors to perform necessary treatments or surgeries without causing discomfort. The type of anesthesia used can vary based on the specific procedure.
13 services13 patients
Anesthesia for other procedure on large bowel using an endoscope 00811
Anesthesia for an endoscopic procedure on the large bowel ensures comfort and relaxation during the procedure. You'll be given medication to make you drowsy or asleep, eliminating any discomfort. The medication can be administered through a vein or inhaled.
12 services12 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94024 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$156.67 typical visit price
range $70.37 – $206.04
Typical copayment $39.16 (range $17.59 – $51.51)
Most-billed visit code 99204
Established Patient
$86.56 typical visit price
range $23.96 – $169.60
Typical copayment $21.64 (range $5.99 – $42.40)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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 Melissa Baxter's NPI number?

The NPI number for Melissa Baxter is 1821010091. It was assigned to this individual provider in the NPPES registry on July 24, 2006.

Where is Melissa Baxter located?

Melissa Baxter practices at 921 Yorkshire Dr, Los Altos, CA 94024. The listed phone number is (650) 521-2457.

What is Melissa Baxter's specialty?

The primary specialty registered for this NPI is Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.

Is Melissa Baxter enrolled in Medicare?

Yes. Melissa Baxter 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 Melissa Baxter's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Melissa Baxter reassigns Medicare benefits to 5 organizations: Silicon Valley Anesthesia Associates, Inc. (San Jose, CA), Empire Anesthesia Inc (San Ramon, CA), Sonora Anesthesia Services A Medical Group Inc (Sonora, CA), Garrett S Hilt Certified Registered Nursing Anesthesia Inc (Bakersfield, CA) and Concierge Anesthesia (Thousand Oaks, 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 Melissa Baxter'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 Melissa Baxter was last updated on February 3, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.