NPPES file of Aug 9, 2026

Ralph Scott Lazzara, MD

Internal Medicine Physician · Flint, MI

Ralph Scott Lazzara, MD is an internal medicine physician with a practice address in Flint, Michigan, and NPI 1710978689, issued on Oct 31, 2005. Check the license (Michigan 4301063320, as entered in NPPES) on the Michigan Board of Medicine (LARA); 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
1710978689
Name
Ralph Scott Lazzara
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
4301063320 MI
Self-reported in NPPES; status is on the state search
Practice location
2469 W Hill RD, Flint, MI 48507
Phone
(810) 407-6039
Enumerated
Oct 31, 2005
Record last updated
May 7, 2025
Fax
(810) 407-8834
Medicaid IDs
3463285 MI
104354070 MI
Medicare enrollment
Enrolled (PECOS I20041223000185); accepts Medicare assignment
Medical or professional school
Wayne State University School Of Medicine, 1994
Telehealth
Offers telehealth (CMS)
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 2469 W Hill RD

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

  1. Lindsey Aliaga, PACPhysician Assistant1285933002
  2. Angela Cole, FNP-CFamily Nurse Practitioner1073367736
  3. Toni Detwiler, FNP-CFamily Nurse Practitioner1861910416
  4. Kelsey Matheson, FNP-BCFamily Nurse Practitioner1477402204
  5. Susan Raaymakers, PA-CPhysician Assistant1619248341
  6. Sienna Stevenson, RNFamily Nurse Practitioner1750242103

Verify Ralph Scott Lazzara in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
    Search for license 4301063320
    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 Michigan license search

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95% fewer Medicare Part D claims than the average internal medicine physician in 2024

158 Medicare Part D claims for 93 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.

  1. Ralph Lazzara158
  2. Specialty average3,176

Most prescribed

  1. Prednisone38 claims
  2. Azithromycin21 claims
  3. Amoxicillin-Clavulanate Potass12 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.

Bills Medicare through one group practice

  1. Prompt Care Express PCColdwater, MI

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

187 internal medicine physician records list a practice address in Flint

They are 187 of the 6,073 NPPES records with a practice address in Flint, and 5,735 internal medicine physician records in Michigan.

Other internal medicine physician records in Michigan

  1. Jamie Therese Abad, MDDetroit, MI1700573359
  2. Tomas Abalo, M.D.Iron Mountain, MI1336199975
  3. Ali Abbas, M.D.Pontiac, MI1972167526
  4. Sura Abbas, MDWarren, MI1801687405
  5. Ramzi Abbasi, MDSaginaw, MI1164270005
  6. Saadat Abbasi, MDKalamazoo, MI1912005596
  7. Shahzaman Abbasi, MDLansing, MI1376512111
  8. Youssef Abbiss, D.O.Mount Clemens, MI1982991881
  9. Valerie Abbott, MDSouthfield, MI1740289487
  10. Samer Abboud, MDSaginaw, MI1245804178

Common questions

What is Ralph Scott Lazzara, MD's NPI number?

Ralph Scott Lazzara, MD's National Provider Identifier (NPI) is 1710978689, issued on Oct 31, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Ralph Scott Lazzara, MD located?

The NPPES record lists a practice address at 2469 W Hill RD, Flint, MI, 48507. Phone: (810) 407-6039. Providers update this record themselves, so call before visiting.

How can I verify Ralph Scott Lazzara, MD's license?

NPPES lists Michigan license number 4301063320, as entered by the provider. Search the Michigan Board of Medicine (LARA) at https://aca-prod.accela.com/MILARA/GeneralProperty/PropertyLookUp.aspx?isLicensee=Y&TabName=APO. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Ralph Scott Lazzara, MD prescribe under Medicare Part D?

In 2024, Ralph Scott Lazzara, MD had 158 Medicare Part D claims for 93 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.