DR. NATHAN BUCK MCLAMB MD
NPI 1326493354
Pathology - Clinical Pathology in Saint Louis, MO

Active since April 27, 2016PECOS EnrolledAccepts Medicare Assignment
83.88/100
CMS Quality Rating
1 BARNES JEWISH HOSPITAL PLZ, DIV PA LAB AND GENOMIC MED, SAINT LOUIS, MO 63110(314) 362-5641(314) 362-0369 Get Directions Write a Review

NPPES record last updated: April 17, 2025. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Apr 25, 2024, Apr 10, 2024, Nov 1, 2023 and 1 more (4 updates tracked since 2023).

About Dr. Nathan Buck Mclamb Md NPPES

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

DR. NATHAN BUCK MCLAMB MD (NPI 1326493354) is an individual clinical pathology provider in Saint Louis, Missouri, licensed in Missouri (2023034438) and active in the NPI registry since April 2016. He is enrolled in Medicare PECOS, is affiliated with Barnes Jewish Hospital, and is a graduate of Brody School Of Medicine At East Carolina University (2016).

NPPES Registry Identity

NPI1326493354
Entity TypeIndividualMale
Primary Taxonomy207ZC0006X
Provider Legal NameDR. NATHAN BUCK MCLAMBCredential: MD
Location Address1 BARNES JEWISH HOSPITAL PLZ, DIV PA LAB AND GENOMIC MEDSaint Louis, MO 63110-1003
Mailing AddressPo Box 7412011Chicago, IL 60674-2011 · (314) 362-5641 · Fax (314) 362-0369
Fax(314) 362-0369
Sole ProprietorNo
Medical School CMSBrody School Of Medicine At East Carolina UniversityGraduated 2016
Enumeration DateApril 27, 2016
Last NPPES UpdateApril 17, 20254 updates tracked since enumeration
NPPES CertifiedSeptember 12, 2023
NPI 1326493354 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyPathology · Clinical PathologyAllopathic & Osteopathic Physicians
Taxonomy Code207ZC0006X
License Licensed in MO · 2023034438
Definition
A pathologist deals with the causes and nature of disease and contributes to diagnosis, prognosis and treatment through knowledge gained by the laboratory application of the biologic, chemical and physical sciences. A pathologist uses information gathered from the microscopic examination of tissue specimens, cells and body fluids, and from clinical laboratory tests on body fluids and secretions for the diagnosis, exclusion and monitoring of disease.
Also ListedPathology · Blood Banking & Transfusion MedicineTaxonomy 207ZB0001X · License 2023034438 (MO)
1 BARNES JEWISH HOSPITAL PLZ, Saint Louis, MO 63110

Other Identifiers 1

Medicaid200130054MO

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. Nathan Buck Mclamb Md 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 ID840525341
PECOS Enrollment IDI20230911002255
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 2

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.

Blood bank physician services for cross match and/or evaluation and written report 86077
Blood bank physician services for cross match involve testing your blood against donor blood to ensure compatibility before a transfusion. The evaluation includes a detailed analysis of your blood type and antibodies. A written report will be provided, summarizing the findings.
30 services29 patients
Mechanical separation of white blood cells and platelets from blood 36522
This procedure, called apheresis, filters your blood. It separates white blood cells and platelets from other blood components. The remaining blood is then returned to your body. It's often used to collect cells for donation or for treating certain medical conditions.
17 services13 patients

Hospital Affiliations CMS Care Compare 3

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

Barnes Jewish Hospital

Acute Care Hospitals · Saint Louis, MO
4/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number260032
LocationOne Barnes-Jewish Hospital PlazaSaint Louis, MO 63110 · St. Louis City County
Emergency services Birthing friendly

Missouri Baptist Medical Center

Acute Care Hospitals · Town And Country, MO
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number260108
Location3015 N Ballas RdTown And Country, MO 63131 · St. Louis County
Emergency services Birthing friendly

Christian Hospital Northeast

Acute Care Hospitals · Saint Louis, MO
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number260180
Location11133 Dunn RoadSaint Louis, MO 63136 · St. Louis County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 63110 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
$128.28 typical visit price
range $55.65 – $169.38
Typical copayment $32.07 (range $13.91 – $42.34)
Most-billed visit code 99204
Established Patient
$98.37 typical visit price
range $17.76 – $137.92
Typical copayment $24.59 (range $4.44 – $34.48)
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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

83.88/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality86.28
Improvement Activities40
Cost67.44

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.

Hospitalist
1 BARNES JEWISH HOSPITAL PLZ, DIV IM HOSPITALIST
SAINT LOUIS, MO 63110
Obstetrics & Gynecology
1 BARNES JEWISH HOSPITAL PLZ
SAINT LOUIS, MO 63110
Nurse Practitioner (Acute Care)
1 BARNES JEWISH HOSPITAL PLZ, DEPT ANESTHESIOLOGY
SAINT LOUIS, MO 63110
Hospitalist
1 BARNES JEWISH HOSPITAL PLZ, DIV IM HOSPITALIST
SAINT LOUIS, MO 63110
Hospitalist
1 BARNES JEWISH HOSPITAL PLZ, DIV IM HOSPITALIST
SAINT LOUIS, MO 63110
Hospitalist
1 BARNES JEWISH HOSPITAL PLZ, DIV IM HOSPITALIST
SAINT LOUIS, MO 63110
Surgery
1 BARNES JEWISH HOSPITAL PLZ, DIV SURG VASCULAR
SAINT LOUIS, MO 63110
Nurse Anesthetist, Certified Registered
1 BARNES JEWISH HOSPITAL PLZ, DEPT ANESTHESIOLOGY
SAINT LOUIS, MO 63110

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 Nathan Mclamb's NPI number?

The NPI number for Nathan Mclamb is 1326493354. It was assigned to this individual provider in the NPPES registry on April 27, 2016.

Where is Nathan Mclamb located?

Nathan Mclamb practices at 1 Barnes Jewish Hospital Plz Div PA Lab And Genomic Med, Saint Louis, MO 63110. The listed phone number is (314) 362-5641.

What is Nathan Mclamb's specialty?

The primary specialty registered for this NPI is Pathology, specializing in Clinical Pathology, with taxonomy code 207ZC0006X.

Is Nathan Mclamb enrolled in Medicare?

Yes. Nathan Mclamb 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.

Is Nathan Mclamb affiliated with any hospitals?

According to CMS data, Nathan Mclamb is affiliated with Barnes Jewish Hospital, Missouri Baptist Medical Center and Christian Hospital Northeast.

When was this NPI record last updated?

The NPPES record for Nathan Mclamb was last updated on April 17, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.