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NAINA SINGH MD, MS
NPI 1497329791
Anesthesiology in Jacksonville, FL

Active since May 19, 2021PECOS EnrolledAccepts Medicare Assignment
4500 SAN PABLO RD S, JACKSONVILLE, FL 32224(904) 953-2000 Get Directions Write a Review

NPPES record last updated: July 28, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Jul 28, 2026, Jun 24, 2025, May 19, 2021 (3 updates tracked since 2021).

About Naina Singh Md, Ms NPPES

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

NAINA SINGH MD, MS (NPI 1497329791) is an individual anesthesiology provider in Jacksonville, Florida, licensed in Florida (ME174891) and active in the NPI registry since May 2021. She is enrolled in Medicare PECOS, is affiliated with Mayo Clinic, and maintains a secondary practice location in Shreveport.

NPPES Registry Identity

NPI1497329791
Entity TypeIndividualFemale
Primary Taxonomy207L00000X
Provider Legal NameNAINA SINGHCredential: MD, MS
Location Address4500 SAN PABLO RD SJacksonville, FL 32224-1865
Mailing Address4500 San Pablo Rd SJacksonville, FL 32224-1865 · (904) 953-2000
Phone(904) 953-2000
Sole ProprietorNo
Medical School CMSOtherGraduated 2021
Enumeration DateMay 19, 2021
Last NPPES UpdateJuly 28, 20263 updates tracked since enumeration
NPPES CertifiedJuly 28, 2026
✔ NPI 1497329791 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyAnesthesiologyAllopathic & Osteopathic Physicians
Taxonomy Code207L00000X
License✔ Licensed in FL · ME174891
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.
Also ListedAnesthesiology · Pain MedicineTaxonomy 207LP2900X · License ME174891 (FL)
4500 SAN PABLO RD S, Jacksonville, FL 32224
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Secondary Practice Location 1

Location 11501 Kings HwyShreveport, LA 71103-4228 · Phone (318) 626-1574

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Cigna Healthcare, Cigna HealthCare of Florida, Inc., Florida Blue (BlueCross BlueShield FL) 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

Naina Singh Md, Ms 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 ID6406369529
PECOS Enrollment IDI20260728001778
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 Reassignment

Medicare enrollment records show Naina Singh reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

North Florida Anesthesia Consultants, Inc.
5.8 mi
Anesthesiology
7021 A C SKINNER PKWY
Jacksonville, FL 32256
  • Reassigned Medicare billing, Florida enrollment
  • 177 clinicians in this Medicare group
NPI 1972175263 (954) 939-5000

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Hospital Affiliations CMS Care Compare

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

Mayo Clinic

Acute Care Hospitals · Jacksonville, FL
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number100151
Location4500 San Pablo RdJacksonville, FL 32224 · Duval County
Emergency services

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.

KATHERINE L WALSH PA-C/MPH
Physician Assistant
4500 SAN PABLO RD S
JACKSONVILLE, FL 32224
Duval County (904) 953-2000
DR. JAMI ANN ROTHE KINNUCAN M.D.
Internal Medicine (Gastroenterology)
4500 SAN PABLO RD S
JACKSONVILLE, FL 32224
Duval County (904) 953-2000
GLENN SHI MD
Orthopaedic Surgery
4500 SAN PABLO RD S
JACKSONVILLE, FL 32224
Duval County (904) 953-2000
MICHELLE TULANG MD
Internal Medicine
4500 SAN PABLO RD S
JACKSONVILLE, FL 32224
Duval County (904) 953-2000
RICARDO PAGAN MD
Hospitalist
4500 SAN PABLO RD S
JACKSONVILLE, FL 32224
Duval County (904) 953-2000
CRYSTAL LYNN CRNA
Nurse Anesthetist, Certified Registered
4500 SAN PABLO RD S
JACKSONVILLE, FL 32224
Duval County (904) 953-2000
LAUREN E FREED CRNA
Nurse Anesthetist, Certified Registered
4500 SAN PABLO RD S
JACKSONVILLE, FL 32224
Duval County (904) 953-2000
MRS. MELINA VOLNER SOMMESE PA-C
Physician Assistant
4500 SAN PABLO RD S
JACKSONVILLE, FL 32224
Duval County (904) 953-2594

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 Naina Singh's NPI number?

The NPI number for Naina Singh is 1497329791. It was assigned to this individual provider in the NPPES registry on May 19, 2021.

Where is Naina Singh located?

Naina Singh practices at 4500 San Pablo Rd S, Jacksonville, FL 32224. The listed phone number is (904) 953-2000.

What is Naina Singh's specialty?

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

Is Naina Singh enrolled in Medicare?

Yes. Naina Singh 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 organization bills Medicare for Naina Singh's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Naina Singh reassigns Medicare benefits to North Florida Anesthesia Consultants, Inc. (Jacksonville, FL). The 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 Naina Singh's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Naina Singh accept?

Health plans from Cigna HealthCare of Florida, Inc., Cigna Healthcare, Florida Blue (BlueCross BlueShield FL) and Florida Blue HMO (a BlueCross BlueShield FL company) list Naina Singh 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 Naina Singh affiliated with any hospitals?

According to CMS data, Naina Singh is affiliated with Mayo Clinic.

When was this NPI record last updated?

The NPPES record for Naina Singh was last updated on July 28, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.