NPPES file of Aug 9, 2026

Nathan D. Lambert, MD

Cardiovascular Disease Physician · Fishers, IN

Nathan D. Lambert, MD is a cardiovascular disease physician with a practice address in Fishers, Indiana, and NPI 1356361018, issued on Jul 19, 2006. Check the license (Indiana 01069150A, as entered in NPPES) on the Medical Licensing Board of Indiana; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1356361018
Name
Nathan D. Lambert
Credential
MD
Primary taxonomy
Cardiovascular Disease Physician 207RC0000X
License number
01069150A IN
Self-reported in NPPES; status is on the state search
Practice location
13100 E 136TH St, Fishers, IN 46037
Phone
(317) 678-3900
Enumerated
Jul 19, 2006
Record last updated
Oct 1, 2024
Medicaid ID
201028300 IN
Medicare enrollment
Enrolled (PECOS I20110726000022); accepts Medicare assignment
Medical or professional school
Indiana University School Of Medicine, 2003
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 13100 E 136TH St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Suzanne Bielski, MDPediatrics Physician1962442764
  2. Michael Didonna, MDOrthopaedic Hand Surgery Physician1841260072
  3. Daniel England, PA-CPhysician Assistant1295701308
  4. Allison Garrison, NPFamily Nurse Practitioner1922654227
  5. Marilyn Gately, PAPhysician Assistant1083655849
  6. Michelle Haweit, NPAdult Health Nurse Practitioner1376653014

Verify Nathan D. Lambert in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Licensing Board of Indiana
    Search for license 01069150A
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Indiana license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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2.2 times the Medicare Part D claims of the average cardiovascular disease physician in 2024

6,847 Medicare Part D claims for 839 beneficiaries, against an average of 3,078 among the 20,728 providers of this specialty who prescribed in Part D. Brand-name drugs were 15% of claims.

  1. Nathan Lambert6,847
  2. Specialty average3,078

Most prescribed

  1. Atorvastatin Calcium637 claims
  2. Metoprolol Succinate563 claims
  3. Eliquis527 claims
  4. Clopidogrel362 claims
  5. Carvedilol360 claims
  6. Losartan Potassium347 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Industry payments in 2024: $576.37

16 payments; by number, the most common kind was food and beverage; the largest payer was Medtronic, Inc. The 16,686 providers of this specialty with any payment received $3,819.56 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Nathan Lambert$576.37
  2. Specialty average$3,819.56

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through 3 group practices

  1. Indiana University Health Care Associates IncTipton, IN
  2. Indiana University Health IncIndianapolis, IN
  3. IU Health Medical Group LLCIndianapolis, IN

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Nathan D. Lambert among 451 cardiovascular disease physician records in Indiana

Nathan D. Lambert, MD is one of 451 cardiovascular disease physician records with a practice address in Indiana. 85% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 20% of them.

  • NPI issued2006 · 20% of these records are older, 34% newer
  • In a Medicare fileYes · 85% of these records are
  • In the CMS Doctors and Clinicians fileYes · 74% of these records are
  • Graduated2003 · median 1996 among the 335 with a school on file
  • Record last updated2024 · 43% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RC0000X and a Indiana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Cardiovascular Disease Physician providers in Indiana

There are 451 cardiovascular disease physician records in Indiana.

The 8 cardiovascular disease physician records with the nearest ZIP codes

  1. Vidyadhar Gandra, M.D.Crown Point, IN 460371770580789
  2. Christopher Hollon, MDFishers, IN 460371679541049
  3. Douglas Nam, MDFishers, IN 460371275652497
  4. Aaron Whipp, D.O.Fishers, IN 460371861835688
  5. Diane Wallis, MDCarmel, IN 460331659323574
  6. Gary Fisch, MDCarmel, IN 460321396759775
  7. Makram Hajj, MDCarmel, IN 460321194782698
  8. Douglas Kyrouac, MDCarmel, IN 460321184119893

Common questions

What is Nathan D. Lambert, MD's NPI number?

Nathan D. Lambert, MD's National Provider Identifier (NPI) is 1356361018, issued on Jul 19, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Nathan D. Lambert, MD located?

The NPPES record lists a practice address at 13100 E 136TH St, Fishers, IN, 46037. Phone: (317) 678-3900. Providers update this record themselves, so call before visiting.

How can I verify Nathan D. Lambert, MD's license?

NPPES lists Indiana license number 01069150A, as entered by the provider. Search the Medical Licensing Board of Indiana at https://www.in.gov/pla/professions/physicians-home/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Nathan D. Lambert, MD prescribe under Medicare Part D?

In 2024, Nathan D. Lambert, MD had 6,847 Medicare Part D claims for 839 beneficiaries; the average among cardiovascular disease physician prescribers was 3,078. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.