LALITHA NAYAK MD
NPI 1699803866
Internal Medicine - Hematology in Indianapolis, IN

Active since March 01, 2007PECOS EnrolledAccepts Medicare Assignment
79.48/100
CMS Quality Rating
1030 W MICHIGAN ST FL 2, INDIANAPOLIS, IN 46202(317) 944-0920 Get Directions Write a Review

NPPES record last updated: October 7, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Oct 7, 2025, Aug 8, 2025, Nov 14, 2024 and 1 more (4 updates tracked since 2021).

About Lalitha Nayak Md NPPES

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

LALITHA NAYAK MD (NPI 1699803866) is an individual hematology provider in Indianapolis, Indiana, licensed in Indiana (01095107A) and active in the NPI registry since March 2007. She is enrolled in Medicare PECOS, is affiliated with Eskenazi Health, and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1699803866
Entity TypeIndividualFemale
Primary Taxonomy207RH0000X
Provider Legal NameLALITHA NAYAKCredential: MD
Location Address1030 W MICHIGAN ST FL 2Indianapolis, IN 46202-5201
Mailing Address250 N Shadeland AveIndianapolis, IN 46219-4959
Sole ProprietorNo
Medical School CMSOtherGraduated 1997
Enumeration DateMarch 1, 2007
Last NPPES UpdateOctober 7, 20254 updates tracked since enumeration
NPPES CertifiedOctober 7, 2025
NPI 1699803866 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyInternal Medicine · HematologyAllopathic & Osteopathic Physicians
Taxonomy Code207RH0000X
License Licensed in IN · 01095107A
Definition
An internist with additional training who specializes in diseases of the blood, spleen and lymph. This specialist treats conditions such as anemia, clotting disorders, sickle cell disease, hemophilia, leukemia and lymphoma.
Also ListedInternal Medicine · Hematology & OncologyTaxonomy 207RH0003X · License 35.097317 (OH)
1030 W MICHIGAN ST FL 2, Indianapolis, IN 46202

Secondary Practice Locations 2

Location 111100 Euclid AveCleveland, OH 44106-1716 · Phone (216) 844-8500 · Fax (216) 368-1166
Location 2705 Riley Hospital DrIndianapolis, IN 46202-5109 · Phone (317) 944-0920 · Fax (317) 968-1162

Other Identifiers 3

Medicaid3154590OH
Medicaid300099356IN
Other1102296666IN · Anthem Ptan

Accepted Insurance

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

Lalitha Nayak 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 ID2961501002
PECOS Enrollment IDI20241121002961
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.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
43 services27 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.
32 services29 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.
27 services20 patients

Hospital Affiliations CMS Care Compare 2

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

Eskenazi Health

Acute Care Hospitals · Indianapolis, IN
3/5 CMS rating
OwnershipGovernment - Local
CMS Certification Number150024
Location720 Eskenazi AvenueIndianapolis, IN 46202 · Marion County
Emergency services Birthing friendly

Indiana University Health

Acute Care Hospitals · Indianapolis, IN
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number150056
Location1701 N Senate BlvdIndianapolis, IN 46202 · Marion County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 46202 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
$161.76 typical visit price
range $53.07 – $161.76
Typical copayment $40.44 (range $13.26 – $40.44)
Most-billed visit code 99205
Established Patient
$94.22 typical visit price
range $16.93 – $132.22
Typical copayment $23.55 (range $4.23 – $33.05)
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.

79.48/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality68.51
Promoting Interoperability100
Improvement Activities40
Cost63.09

Other Providers at the Same Location NPPES 4

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

Nurse Practitioner (Gerontology)
1030 W MICHIGAN ST FL 2
INDIANAPOLIS, IN 46202
Internal Medicine (Hematology & Oncology)
1030 W MICHIGAN ST FL 2
INDIANAPOLIS, IN 46202
Internal Medicine (Hematology & Oncology)
1030 W MICHIGAN ST FL 2
INDIANAPOLIS, IN 46202
Nurse Practitioner
1030 W MICHIGAN ST FL 2
INDIANAPOLIS, IN 46202

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 Lalitha Nayak's NPI number?

The NPI number for Lalitha Nayak is 1699803866. It was assigned to this individual provider in the NPPES registry on March 1, 2007.

Where is Lalitha Nayak located?

Lalitha Nayak practices at 1030 W Michigan St Fl 2, Indianapolis, IN 46202. The listed phone number is (317) 944-0920.

What is Lalitha Nayak's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology, with taxonomy code 207RH0000X.

Is Lalitha Nayak enrolled in Medicare?

Yes. Lalitha Nayak 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.

What insurance does Lalitha Nayak accept?

Health plans from Anthem Blue Cross and Blue Shield and CareSource list Lalitha Nayak 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 Lalitha Nayak affiliated with any hospitals?

According to CMS data, Lalitha Nayak is affiliated with Eskenazi Health and Indiana University Health.

When was this NPI record last updated?

The NPPES record for Lalitha Nayak was last updated on October 7, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.