GINELL RISTIC POST MD, PHD
NPI 1376741801
Pathology - Hematology in Little Rock, AR

Active since July 05, 2007PECOS EnrolledAccepts Medicare Assignment
4301 W MARKHAM ST, SLOT 517, LITTLE ROCK, AR 72205(501) 526-6776(501) 296-1184 Get Directions Write a Review

NPPES record last updated: March 13, 2023. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Ginell Ristic Post Md, Phd NPPES

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

GINELL RISTIC POST MD, PHD (NPI 1376741801) is an individual hematology provider in Little Rock, Arkansas, licensed in Arkansas (E-5736) and active in the NPI registry since July 2007. She is enrolled in Medicare PECOS and is a graduate of University Of Chicago, Pritzker School Of Medicine (1992).

NPPES Registry Identity

NPI1376741801
Entity TypeIndividualFemale
Primary Taxonomy207ZH0000X
Provider Legal NameGINELL RISTIC POSTCredential: MD, PHD
Location Address4301 W MARKHAM ST, SLOT 517Little Rock, AR 72205-7101
Mailing Address4301 W Markham St # 783Little Rock, AR 72205-7101 · (501) 686-8000 · Fax (501) 526-5148
Fax(501) 296-1184
Sole ProprietorNo
Medical School CMSUniversity Of Chicago, Pritzker School Of MedicineGraduated 1992
Enumeration DateJuly 5, 2007
Last NPPES UpdateMarch 13, 2023
NPPES CertifiedMarch 13, 2023
✔ NPI 1376741801 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPathology · HematologyAllopathic & Osteopathic Physicians
Taxonomy Code207ZH0000X
License✔ Licensed in AR · E-5736
Definition
A hematopathologist is expert in diseases that affect blood cells, blood clotting mechanisms, bone marrow and lymph nodes. This physician has the knowledge and technical skills essential for the laboratory diagnosis of anemias, leukemias, lymphomas, bleeding disorders and blood clotting disorders.
Also ListedPathology · Anatomic Pathology & Clinical PathologyTaxonomy 207ZP0102X · License E-5736 (AR)
4301 W MARKHAM ST, Little Rock, AR 72205

Other Identifiers 2

Medicaid172944001AR
OtherP00631948Railroad Medicare

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

Ginell Ristic Post Md, Phd 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 ID6901964873
PECOS Enrollment IDI20081021000640
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

3

Medicare enrollment records show Ginell Post reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

General Practice
4301 W MARKHAM ST # 528
Little Rock, AR 72205
  • Reassigned Medicare billing, Arkansas enrollment
  • Also billed through NPI 1043372220 (Arkansas)
  • 1,246 clinicians in this Medicare group
Pediatrics
1 CHILDRENS WAY
Little Rock, AR 72202
  • Reassigned Medicare billing, Arkansas enrollment
  • 653 clinicians in this Medicare group
Pediatrics
1 CHILDRENS WAY # 664
Little Rock, AR 72202
  • Reassigned Medicare billing, Arkansas enrollment
  • 944 clinicians in this Medicare group

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 15

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.

Flow cytometry technique for dna or cell analysis, 2 to 8 markers 88187
Flow cytometry is a technique that helps analyze your cells and DNA. It uses lasers to identify and sort cells based on their properties, marked by up to 8 different markers. This helps in diagnosing and monitoring various health conditions.
237 services212 patients
Pathology examination of tissue using a microscope, intermediate complexity 88305
A pathology examination of tissue with intermediate complexity involves studying a small sample of your body tissue under a microscope. This helps in identifying any abnormal cells or signs of disease. It's a detailed process requiring expert analysis to ensure accurate results.
230 services220 patients
Bone marrow, smear interpretation 85097
Bone marrow smear interpretation is a procedure where a small sample of your bone marrow is taken and examined under a microscope. This helps doctors identify any abnormal cells or signs of diseases such as anemia, leukemia, or infections. It's a crucial step in diagnosing various blood disorders.
228 services219 patients
Preparation of tissue for examination by removing any calcium present 88311
This procedure involves treating tissue samples to remove any calcium, which can interfere with the examination. The tissue is soaked in a special solution that safely dissolves the calcium, leaving the tissue intact for accurate analysis. This helps in making precise diagnoses.
228 services219 patients
Special stained specimen slides to examine tissue including interpretation and report 88313
Special stained specimen slides are used to examine tissue samples. This involves applying special dyes to the tissue, which helps to highlight certain features under a microscope. The findings are then interpreted and a report is provided. This can aid in diagnosing various health conditions.
218 services199 patients
Special stained specimen slides to examine tissue, each additional procedure 88341
Special stained specimen slides are used to analyze tissue in detail. In this process, extra procedures may be needed for a more thorough examination. These involve applying special stains to the tissue on slides, enhancing specific elements for closer study.
173 services36 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 72205 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
$119.36 typical visit price
range $51.36 – $157.74
Typical copayment $29.84 (range $12.84 – $39.43)
Most-billed visit code 99204
Established Patient
$91.63 typical visit price
range $16.16 – $128.77
Typical copayment $22.90 (range $4.04 – $32.19)
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 20

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

Dietitian, Registered
4301 W MARKHAM ST
LITTLE ROCK, AR 72205
Student in an Organized Health Care Education/Training Program
4301 W MARKHAM ST, SLOT # 500
LITTLE ROCK, AR 72205
Emergency Medicine
4301 W MARKHAM ST, SLOT 783
LITTLE ROCK, AR 72205
Internal Medicine (Endocrinology, Diabetes & Metabolism)
4301 W MARKHAM ST, # 783
LITTLE ROCK, AR 72205
Psychiatry & Neurology (Neuromuscular Medicine)
4301 W MARKHAM ST
LITTLE ROCK, AR 72205
Student in an Organized Health Care Education/Training Program
4301 W MARKHAM ST
LITTLE ROCK, AR 72205
Student in an Organized Health Care Education/Training Program
4301 W MARKHAM ST
LITTLE ROCK, AR 72205
Student in an Organized Health Care Education/Training Program
4301 W MARKHAM ST
LITTLE ROCK, AR 72205

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 Ginell Post's NPI number?

The NPI number for Ginell Post is 1376741801. It was assigned to this individual provider in the NPPES registry on July 5, 2007.

Where is Ginell Post located?

Ginell Post practices at 4301 W Markham St Slot 517, Little Rock, AR 72205. The listed phone number is (501) 526-6776.

What is Ginell Post's specialty?

The primary specialty registered for this NPI is Pathology, specializing in Hematology, with taxonomy code 207ZH0000X.

Is Ginell Post enrolled in Medicare?

Yes. Ginell Post 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 Ginell Post's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Ginell Post reassigns Medicare benefits to 3 organizations: University Of Arkansas For Medical Sciences (Little Rock, AR), Arkansas Childrens Professional Services Organization LLC (Little Rock, AR) and Arkansas Childrens Hospital (Little Rock, AR). 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 Ginell Post'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 Ginell Post was last updated on March 13, 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.