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PROF. KAMEN V VLASSAKOV M.D.
NPI 1972617868
Anesthesiology in Houston, TX

Active since August 18, 2006PECOS EnrolledAccepts Medicare Assignment
6411 FANNIN ST, HOUSTON, TX 77030(713) 704-4000 Get Directions Write a Review

NPPES record last updated: January 13, 2026. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Prof. Kamen V Vlassakov M.d. NPPES

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

PROF. KAMEN V VLASSAKOV M.D. (NPI 1972617868) is an individual anesthesiology provider in Houston, Texas, licensed in Texas (W2797) and active in the NPI registry since August 2006. He is enrolled in Medicare PECOS, is affiliated with Brigham And Women's Hospital, and is a graduate of Other (1992).

NPPES Registry Identity

NPI1972617868
Entity TypeIndividualMale
Primary Taxonomy207L00000X
Provider Legal NamePROF. KAMEN V VLASSAKOVCredential: M.D.
Location Address6411 FANNIN STHouston, TX 77030-1501
Mailing Address6431 Fannin St Ste 5.020Houston, TX 77030-1501 · (713) 500-6200
Phone(713) 704-4000
Sole ProprietorNo
Medical School CMSOtherGraduated 1992
Enumeration DateAugust 18, 2006
Last NPPES UpdateJanuary 13, 2026
NPPES CertifiedJanuary 13, 2026
✔ NPI 1972617868 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyAnesthesiologyAllopathic & Osteopathic Physicians
Taxonomy Code207L00000X
License✔ Licensed in TX · W2797
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.
6411 FANNIN ST, Houston, TX 77030
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections and more.Insurance ›

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

Prof. Kamen V Vlassakov M.d. 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 ID7315133881
PECOS Enrollment IDI20101123000373, I20260210004480
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 Kamen Vlassakov reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Ut Physicians
0.1 mi
Anesthesiology
6410 FANNIN ST, 1500
Houston, TX 77030
  • Reassigned Medicare billing, Texas enrollment
  • 3,111 clinicians in this Medicare group
NPI 1033157821 (832) 325-7325
Brigham & Womens Physicians Organization Inc
1,606 mi
Internal Medicine
75 FRANCIS ST
Boston, MA 02115
  • Reassigned Medicare billing, Massachusetts enrollment
  • 4,574 clinicians in this Medicare group
NPI 1033535497 (617) 732-5500

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 7

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.
37 services36 patients
Injection of anesthetic agent and/or steroid into thigh nerve (femoral nerve) 64447
This procedure involves injecting a numbing agent and/or steroid into a nerve in your thigh. It's done to alleviate pain or inflammation. A needle will be carefully positioned near the nerve, and the medicine will be administered.
30 services30 patients
Anesthesia for total hip replacement 01214
Anesthesia for total hip replacement is a medical service where medication is given to eliminate pain during surgery. Two types are commonly used: general anesthesia, making you unconscious, or spinal anesthesia, numbing the lower body. The choice depends on your health and your doctor's recommendation.
16 services15 patients
Anesthesia for procedure for total knee joint replacement 01402
Anesthesia for a total knee joint replacement numbs your body to eliminate pain during surgery. This could be general anesthesia where you're unconscious, or regional anesthesia where only the leg is numb. It's administered by a specialist, ensuring safety and comfort.
16 services16 patients
Anesthesia for extensive surgery on spine 00670
Anesthesia for extensive spine surgery involves medication to block pain and make you unconscious during the procedure. It ensures comfort and prevents movement. Two types may be used: general (you sleep) or regional (numbs a large area). The choice depends on the surgery specifics and your health.
12 services12 patients
Anesthesia for procedure on upper 2/3rd of thigh bone 01230
Anesthesia for a procedure on the upper 2/3rd of the thigh bone involves administering medication to numb the area or make you unconscious, ensuring you don't feel pain during the operation. It's a safe and routine part of surgical procedures.
12 services12 patients

Hospital Affiliations CMS Care Compare 2

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

Brigham And Women's Hospital

Acute Care Hospitals · Boston, MA
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number220110
Location75 Francis StreetBoston, MA 02115 · Suffolk County
Emergency services Birthing friendly

Memorial Hermann - Texas Medical Center

Acute Care Hospitals · Houston, TX
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number450068
Location6411 FanninHouston, TX 77030 · Harris 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.

HASHIM ZAIDI M.D.
Emergency Medicine
6411 FANNIN ST
HOUSTON, TX 77030
Harris County (713) 500-7878
DAVID BALTRUSAITIS MD
Radiology (Diagnostic Radiology)
6411 FANNIN ST
HOUSTON, TX 77030
Harris County (713) 797-5929
CYNTHIA MARSHA DANIS RN
Registered Nurse (Critical Care Medicine)
6411 FANNIN ST
HOUSTON, TX 77030
Harris County (713) 704-4000
MR. MICHAEL KENNETH HOWZE JR.
Anesthesiologist Assistant
6411 FANNIN ST
HOUSTON, TX 77030
Harris County (713) 500-7160
STEPHEN M LARSON D.M.D.
Dentist (General Practice)
6411 FANNIN ST
HOUSTON, TX 77030
Harris County (713) 500-6200
STEPHEN G HECHT M.D.
Emergency Medicine
6411 FANNIN ST
HOUSTON, TX 77030
Harris County (713) 704-4060
VLADIMIR MELNIKOV M.D.
Anesthesiology
6411 FANNIN ST
HOUSTON, TX 77030
Harris County (713) 500-6200
MRS. CAROL JEAN UNDERWOOD BSN RN CCRC
Registered Nurse (Critical Care Medicine)
6411 FANNIN ST
HOUSTON, TX 77030
Harris County (713) 704-4230

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 Kamen Vlassakov's NPI number?

The NPI number for Kamen Vlassakov is 1972617868. It was assigned to this individual provider in the NPPES registry on August 18, 2006.

Where is Kamen Vlassakov located?

Kamen Vlassakov practices at 6411 Fannin St, Houston, TX 77030. The listed phone number is (713) 704-4000.

What is Kamen Vlassakov's specialty?

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

Is Kamen Vlassakov enrolled in Medicare?

Yes. Kamen Vlassakov 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 Kamen Vlassakov's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Kamen Vlassakov reassigns Medicare benefits to 2 organizations: Ut Physicians (Houston, TX) and Brigham & Womens Physicians Organization Inc (Boston, MA). 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 Kamen Vlassakov's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Kamen Vlassakov accept?

Health plans from Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter from Superior HealthPlan and Ambetter of Oklahoma and 3 other insurers list Kamen Vlassakov as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Kamen Vlassakov affiliated with any hospitals?

According to CMS data, Kamen Vlassakov is affiliated with Brigham And Women's Hospital and Memorial Hermann - Texas Medical Center.

When was this NPI record last updated?

The NPPES record for Kamen Vlassakov was last updated on January 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.