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LEKSHMI RAJEEV NAIR M.D
NPI 1639559511
Internal Medicine - Endocrinology, Diabetes & Metabolism in Franklin, TN

Active since June 04, 2015PECOS EnrolledAccepts Medicare Assignment
1325 W MAIN ST STE 101, FRANKLIN, TN 37064(615) 465-0000(615) 465-0707 Get Directions Write a Review

NPPES record last updated: June 25, 2025. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Jun 25, 2025, Jun 16, 2025, Aug 6, 2024 and 1 more (4 updates tracked since 2016).

About Lekshmi Rajeev Nair M.d NPPES

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

LEKSHMI RAJEEV NAIR M.D (NPI 1639559511) is an individual endocrinology, diabetes & metabolism provider in Franklin, Tennessee, licensed in Tennessee (57037) and active in the NPI registry since June 2015. She is enrolled in Medicare PECOS, is affiliated with Williamson Medical Center, and maintains a secondary practice location in Scranton.

NPPES Registry Identity

NPI1639559511
Entity TypeIndividualFemale
Primary Taxonomy207RE0101X
Provider Legal NameLEKSHMI RAJEEV NAIRCredential: M.D
Location Address1325 W MAIN ST STE 101Franklin, TN 37064-3786
Mailing Address1325 W Main St Ste 101Franklin, TN 37064-3786 · (615) 465-0000 · Fax (615) 465-0707
Phone(615) 465-0000
Fax(615) 465-0707
Sole ProprietorNo
Medical School CMSOtherGraduated 1998
Enumeration DateJune 4, 2015
Last NPPES UpdateJune 25, 20254 updates tracked since enumeration
NPPES CertifiedJune 25, 2025
✔ NPI 1639559511 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Endocrinology, Diabetes & MetabolismAllopathic & Osteopathic Physicians
Taxonomy Code207RE0101X
License✔ Licensed in TN · 57037
Definition
An internist who concentrates on disorders of the internal (endocrine) glands such as the thyroid and adrenal glands. This specialist also deals with disorders such as diabetes, metabolic and nutritional disorders, obesity, pituitary diseases and menstrual and sexual problems.
1325 W MAIN ST STE 101, Franklin, TN 37064
Open in Google Maps ↗

Secondary Practice Location 1

Location 1501 Madison AveScranton, PA 18510-2401 · Phone (570) 343-2383

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Alliant Health Plans, Inc., Ambetter from Arkansas Health & Wellness, Ambetter Health 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

Lekshmi Rajeev Nair 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 ID1052612942
PECOS Enrollment IDI20180828003057
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

4

Medicare enrollment records show Lekshmi Nair reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Williamson Family Medicine, PLLC
Same address
Clinic/Center
1325 W MAIN ST STE 101
Franklin, TN 37064
  • Reassigned Medicare billing, Tennessee enrollment
  • 9 clinicians in this Medicare group
NPI 1134966906 (615) 465-0000
Williamson Hospitalist Program
3.6 mi
Hospitalist
4323 CAROTHERS PKWY STE 205
Franklin, TN 37067
  • Reassigned Medicare billing, Tennessee enrollment
  • 54 clinicians in this Medicare group
NPI 1871057158 (615) 435-6700
Hospital Medicine Services Of Tn, LLC
17 mi
Hospitalist
2300 PATTERSON ST
Nashville, TN 37203
  • Reassigned Medicare billing, Tennessee enrollment
  • 420 clinicians in this Medicare group
NPI 1982301065 (615) 342-1001
Southeastern Physician Services PC
148 mi
Hospitalist
990 OAK RIDGE TPKE
Oak Ridge, TN 37830
  • Reassigned Medicare billing, Tennessee enrollment
  • 1,085 clinicians in this Medicare group
NPI 1083835441 (865) 481-1000

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 4

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.

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.
254 services146 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.
144 services144 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.
43 services35 patients
Hospital discharge day management, more than 30 minutes 99239
Hospital discharge day management over 30 minutes involves a detailed process to ensure a smooth transition from hospital to home. It includes final examinations, discussion of your hospital stay, post-discharge instructions, and coordinating follow-up care.
26 services26 patients

Hospital Affiliations CMS Care Compare 3

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

Williamson Medical Center

Acute Care Hospitals · Franklin, TN
4/5 CMS rating
OwnershipGovernment - Hospital District or Authority
CMS Certification Number440029
Location4321 Carothers ParkwayFranklin, TN 37067 · Williamson County
Emergency services Birthing friendly

Maury Regional Hospital

Acute Care Hospitals · Columbia, TN
3/5 CMS rating
OwnershipGovernment - Local
CMS Certification Number440073
Location1224 Trotwood AveColumbia, TN 38401 · Maury County
Emergency services Birthing friendly

Tristar Stonecrest Medical Center

Acute Care Hospitals · Smyrna, TN
3/5 CMS rating
OwnershipProprietary
CMS Certification Number440227
Location200 Stonecrest BoulevardSmyrna, TN 37167 · Rutherford County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 37064 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
$121.80 typical visit price
range $52.64 – $160.89
Typical copayment $30.45 (range $13.16 – $40.22)
Most-billed visit code 99204
Established Patient
$93.60 typical visit price
range $16.72 – $131.41
Typical copayment $23.40 (range $4.18 – $32.85)
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.

Reported Quality Measures

Care Plan
Percentage of patients aged 65 years and older who have an advance care plan or surrogate decision maker documented in the medical record that an advance care plan was discussed but the patient did not wish or was not able to name a surrogate decision maker…
100%108 patients5/55-star benchmark: 100%
Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

Other Providers at the Same Location NPPES 6

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

JEREMY PATRICK BRANDON
Behavior Technician
1325 W MAIN ST STE 101
FRANKLIN, TN 37064
Williamson County (615) 787-8078
WILLIAMSON FAMILY MEDICINE, PLLC
Clinic/Center
1325 W MAIN ST STE 101
FRANKLIN, TN 37064
Williamson County (615) 465-0000
ANGELA LYNN CAMARATA
Behavior Technician
1325 W MAIN ST STE 101
FRANKLIN, TN 37064
Williamson County No phone listed
MIRNA BASTA
Behavior Technician
1325 W MAIN ST STE 101
FRANKLIN, TN 37064
Williamson County (615) 787-8078
MONA JAMAL ALI ROUSAN
Behavior Technician
1325 W MAIN ST STE 101
FRANKLIN, TN 37064
Williamson County (615) 558-8294
TIFFANY BRANDON
Behavior Technician
1325 W MAIN ST STE 101
FRANKLIN, TN 37064
Williamson County (615) 787-8078

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 Lekshmi Nair's NPI number?

The NPI number for Lekshmi Nair is 1639559511. It was assigned to this individual provider in the NPPES registry on June 4, 2015.

Where is Lekshmi Nair located?

Lekshmi Nair practices at 1325 W Main St Ste 101, Franklin, TN 37064. The listed phone number is (615) 465-0000.

What is Lekshmi Nair's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Endocrinology, Diabetes & Metabolism, with taxonomy code 207RE0101X.

Is Lekshmi Nair enrolled in Medicare?

Yes. Lekshmi Nair 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 Lekshmi Nair's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Lekshmi Nair reassigns Medicare benefits to 4 organizations: Williamson Family Medicine, PLLC (Franklin, TN), Williamson Hospitalist Program (Franklin, TN), Hospital Medicine Services Of Tn, LLC (Nashville, TN) and Southeastern Physician Services PC (Oak Ridge, TN). 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 Lekshmi Nair's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Lekshmi Nair accept?

Health plans from Alliant Health Plans, Inc., Ambetter Health, Ambetter from Arkansas Health & Wellness, Ambetter of Alabama and Ambetter of North Carolina and 5 other insurers list Lekshmi Nair 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 Lekshmi Nair affiliated with any hospitals?

According to CMS data, Lekshmi Nair is affiliated with Williamson Medical Center, Maury Regional Hospital and Tristar Stonecrest Medical Center.

When was this NPI record last updated?

The NPPES record for Lekshmi Nair was last updated on June 25, 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.