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DR. WASHINGTON FITZGERALD SEREATAN M.D.
NPI 1750351698
Internal Medicine - Nephrology in Houston, TX

Active since January 24, 2006PECOS EnrolledAccepts Medicare Assignment
2525 NORTH LOOP W STE 600, HOUSTON, TX 77008(713) 866-6201(713) 866-6202 Get Directions Write a Review

NPPES record last updated: July 2, 2020. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Washington Fitzgerald Sereatan M.d. NPPES

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

DR. WASHINGTON FITZGERALD SEREATAN M.D. (NPI 1750351698) is an individual nephrology provider in Houston, Texas, licensed in Texas (K7890) and active in the NPI registry since January 2006. He is enrolled in Medicare PECOS, is affiliated with Memorial Hermann Hospital System, and maintains a secondary practice location in Houston.

NPPES Registry Identity

NPI1750351698
Entity TypeIndividualMale
Primary Taxonomy207RN0300X
Provider Legal NameDR. WASHINGTON FITZGERALD SEREATANCredential: M.D.
Location Address2525 NORTH LOOP W STE 600Houston, TX 77008-1094
Mailing Address2525 North Loop W Ste 600Houston, TX 77008-1094 · (713) 866-6201 · Fax (713) 866-6202
Phone(713) 866-6201
Fax(713) 866-6202
Sole ProprietorNo
Medical School CMSWake Forest University School Of MedicineGraduated 1996
Enumeration DateJanuary 24, 2006
Last NPPES UpdateJuly 2, 2020
NPPES CertifiedJuly 2, 2020
✔ NPI 1750351698 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · NephrologyAllopathic & Osteopathic Physicians
Taxonomy Code207RN0300X
License✔ Licensed in TX · K7890
Definition
An internist who treats disorders of the kidney, high blood pressure, fluid and mineral balance and dialysis of body wastes when the kidneys do not function. This specialist consults with surgeons about kidney transplantation.
2525 NORTH LOOP W STE 600, Houston, TX 77008
Open in Google Maps ↗

Secondary Practice Location 1

Location 1915 Gessner Rd, #360Houston, TX 77024-2527 · Phone (713) 468-5440 ext. 14 · Fax (713) 973-0778

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, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Washington Fitzgerald Sereatan 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 ID9234159914
PECOS Enrollment IDI20100427000774
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.

Areas of Expertise CMS Part B claims 5

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.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
158 services68 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
116 services32 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233
Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.
53 services32 patients
Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
38 services32 patients
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223
Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.
37 services36 patients

Hospital Affiliations CMS Care Compare 2

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

Memorial Hermann Hospital System

Acute Care Hospitals · Houston, TX
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number450184
Location1635 North Loop WestHouston, TX 77008 · Harris County
Emergency services Birthing friendly

Memorial Hermann Memorial City Hospital

Acute Care Hospitals · Houston, TX
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number450610
Location921 GessnerHouston, TX 77024 · Harris County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 77008 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
$134.06 typical visit price
range $58.24 – $176.98
Typical copayment $33.51 (range $14.56 – $44.24)
Most-billed visit code 99204
Established Patient
$102.71 typical visit price
range $18.60 – $143.93
Typical copayment $25.67 (range $4.65 – $35.98)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 4

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

THANG PHUC NGUYEN DO
Internal Medicine (Nephrology)
2525 NORTH LOOP W STE 600
HOUSTON, TX 77008
Harris County (713) 866-6201
DR. DANA FAYE MITCHELL M.D.
Internal Medicine (Nephrology)
2525 NORTH LOOP W STE 600
HOUSTON, TX 77008
Harris County (713) 866-6201
GLOBAL KIDNEY CENTER, PLLC
Internal Medicine (Nephrology)
2525 NORTH LOOP W STE 600
HOUSTON, TX 77008
Harris County (713) 866-6201
SARCENA MEDICAL GROUP, PLLC
Internal Medicine
2525 NORTH LOOP W STE 600
HOUSTON, TX 77008
Harris County (713) 866-6201

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 Washington Sereatan's NPI number?

The NPI number for Washington Sereatan is 1750351698. It was assigned to this individual provider in the NPPES registry on January 24, 2006.

Where is Washington Sereatan located?

Washington Sereatan practices at 2525 North Loop W Ste 600, Houston, TX 77008. The listed phone number is (713) 866-6201.

What is Washington Sereatan's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Nephrology, with taxonomy code 207RN0300X.

Is Washington Sereatan enrolled in Medicare?

Yes. Washington Sereatan 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.

What insurance does Washington Sereatan 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 Washington Sereatan 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 Washington Sereatan affiliated with any hospitals?

According to CMS data, Washington Sereatan is affiliated with Memorial Hermann Hospital System and Memorial Hermann Memorial City Hospital.

When was this NPI record last updated?

The NPPES record for Washington Sereatan was last updated on July 2, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.