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DR. GRANT WATSON GERDELMAN M.D.
NPI 1215292933
Emergency Medicine in Saint Louis, MO

Active since July 09, 2012PECOS Enrolled
96.91/100
CMS Quality Rating
3635 VISTA AVE, SAINT LOUIS, MO 63110(314) 577-8780(314) 577-8516 Get Directions Write a Review

NPPES record last updated: July 25, 2017. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Grant Watson Gerdelman M.d. NPPES

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

DR. GRANT WATSON GERDELMAN M.D. (NPI 1215292933) is an individual emergency medicine provider in Saint Louis, Missouri, licensed in Illinois (036.143211) and active in the NPI registry since July 2012. He is enrolled in Medicare PECOS, is affiliated with Gateway Regional Medical Center, and is a graduate of Saint Louis University School Of Medicine (2012).

NPPES Registry Identity

NPI1215292933
Entity TypeIndividualMale
Primary Taxonomy207P00000X
Provider Legal NameDR. GRANT WATSON GERDELMANCredential: M.D.
Location Address3635 VISTA AVESaint Louis, MO 63110-2539
Mailing Address3635 Vista AveSaint Louis, MO 63110-2539 · (314) 577-8780 · Fax (314) 577-8516
Phone(314) 577-8780
Fax(314) 577-8516
Sole ProprietorNo
Medical School CMSSaint Louis University School Of MedicineGraduated 2012
Enumeration DateJuly 9, 2012
Last NPPES UpdateJuly 25, 2017
✔ NPI 1215292933 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
Licenses✔ Licensed in IL · 036.143211✔ Licensed in MO · 2012023082
Definition
An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
3635 VISTA AVE, Saint Louis, MO 63110
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Grant Watson Gerdelman M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID6800198235
PECOS Enrollment IDI20170724000649
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 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.

Emergency department visit with low level of medical decision making 99283
An emergency department visit for a problem of moderate severity involves immediate medical attention for issues like minor fractures, burns, or high fever. The healthcare team will assess your condition, provide necessary treatment, and may suggest further tests or admission if required.
75 services72 patients
Emergency department visit with straightforward medical decision making 99282
An emergency department visit for a mild to moderate issue is when you seek immediate medical attention for a non-life-threatening condition. This could include minor injuries, moderate pain, or illnesses like the flu. During the visit, healthcare professionals assess your condition, provide treatment, and may recommend follow-up care.
34 services29 patients
Emergency department visit with moderate level of medical decision making 99284
An emergency department visit for a high-severity issue means you're experiencing a serious health problem that needs immediate attention. This could be a severe injury, serious illness, or life-threatening condition. Medical professionals will provide urgent care to stabilize your condition.
30 services30 patients

Hospital Affiliations CMS Care Compare

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

Gateway Regional Medical Center

Acute Care Hospitals · Granite City, IL
1/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number140125
Location2100 Madison AvenueGranite City, IL 62040 · Madison 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
$86.32 typical visit price
range $55.65 – $169.38
Typical copayment $21.58 (range $13.91 – $42.34)
Most-billed visit code 99203
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.

96.91/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality79.45
Improvement Activities40

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.

DR. CHRIS C.W. CHAN M.D.
Internal Medicine
3635 VISTA AVE
SAINT LOUIS, MO 63110
St. Louis City (314) 577-8000
STEVEN NGUYEN M.D.
Internal Medicine
3635 VISTA AVE
SAINT LOUIS, MO 63110
St. Louis City (314) 577-8000
DR. PUJAN H PATEL M.D. BS
Internal Medicine
3635 VISTA AVE, 7TH FLOOR DESLOGE TOWER
SAINT LOUIS, MO 63110
St. Louis City (314) 577-8856
MICHAEL RYAN CAVALIER
Registered Nurse (Emergency)
3635 VISTA AVE
SAINT LOUIS, MO 63110
St. Louis City (314) 577-8777
JANET LAQUET PHARMD
Pharmacist (Oncology)
3635 VISTA AVE
SAINT LOUIS, MO 63110
St. Louis City (314) 257-8516
TENET HEALTHSYSTEM SL, INC.
General Acute Care Hospital
3635 VISTA AVE
SAINT LOUIS, MO 63110
St. Louis City (314) 577-8000
NECAT HAVLIOGLU MD
Pathology (Anatomic Pathology & Clinical Pathology)
3635 VISTA AVE, SAINT LOUIS UNIVERSITY PATHOLOGY SERVICES
SAINT LOUIS, MO 63110
St. Louis City (314) 577-8475
DR. DANIEL KEVIN HOLT MD
Radiology (Diagnostic Radiology)
3635 VISTA AVE
SAINT LOUIS, MO 63110
St. Louis City (314) 268-5783

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 Grant Gerdelman's NPI number?

The NPI number for Grant Gerdelman is 1215292933. It was assigned to this individual provider in the NPPES registry on July 9, 2012.

Where is Grant Gerdelman located?

Grant Gerdelman practices at 3635 Vista Ave, Saint Louis, MO 63110. The listed phone number is (314) 577-8780.

What is Grant Gerdelman's specialty?

The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.

Is Grant Gerdelman enrolled in Medicare?

Yes. Grant Gerdelman is registered in the Medicare PECOS enrollment system.

Is Grant Gerdelman affiliated with any hospitals?

According to CMS data, Grant Gerdelman is affiliated with Gateway Regional Medical Center.

When was this NPI record last updated?

The NPPES record for Grant Gerdelman was last updated on July 25, 2017. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.