Louis J. Nackman, MD
Pediatrics Physician · Manchester, NH
Louis J. Nackman, MD is a pediatrics physician with a practice address in Manchester, New Hampshire, and NPI 1215927637, issued on Oct 26, 2005. Check the license (New Hampshire 9740, as entered in NPPES) on the New Hampshire Board of Medicine; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Louis J. Nackman
- Credential
- MD
- Primary taxonomy
- Pediatrics Physician 208000000X
- License number
- 9740 NH
Self-reported in NPPES; status is on the state search - Practice location
- 275 Mammoth RD, Manchester, NH 03109
- Phone
- (603) 663-8300
- Enumerated
- Oct 26, 2005
- Record last updated
- Jan 27, 2011 (not updated in 15 years: call before relying on the address or phone)
- Fax
- (603) 663-8349
- Medicaid ID
- 30009879 NH
- Entity
- Type 1 · individual
8 nearest pediatrics physician records → All 330 in New Hampshire → Look up another NPI →
Also registered at 275 Mammoth RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Patricia Cayer, MDPediatrics Physician1851382451
- Christina Ferreri, ARNPNurse Practitioner1114908894
- Fernando Ferrucci, MDPediatrics Physician1710978127
- Jennifer Fiore, MDPediatrics Physician1629462981
- Roger Frieden, MDPediatrics Physician1669462354
- Ann Jeffers-Brown, M.S., C.G.C.Genetic Counselor (M.S.)1821050337
Verify Louis J. Nackman in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNew Hampshire Board of Medicine
Search for license 9740Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Louis J. Nackman among 330 pediatrics physician records in New Hampshire
Louis J. Nackman, MD is one of 330 pediatrics physician records with a practice address in New Hampshire. 28% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 88% newer
- In a Medicare fileNo · 28% of these records are
- In the CMS Doctors and Clinicians fileNo · 12% of these records are
- Record last updated2011 · 62% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208000000X and a New Hampshire practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
42 pediatrics physician records list a practice address in Manchester
They are 42 of the 4,401 NPPES records with a practice address in Manchester, and 330 pediatrics physician records in New Hampshire. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 330 in New Hampshire → Every provider in Manchester → Pediatrics Physician nationwide →
The 8 pediatrics physician records with the nearest ZIP codes
- Patricia Cayer, MDManchester, NH 031091851382451
- Fernando Ferrucci, MDManchester, NH 031091710978127
- Jennifer Fiore, MDManchester, NH 031091629462981
- Roger Frieden, MDManchester, NH 031091669462354
- Holly Mintz, MDManchester, NH 031091093706418
- Mark Myers, MDManchester, NH 031091245221662
- Mahendra Panesar, M.D.Manchester, NH 031091104894708
- Mary Pulaski, MDManchester, NH 031091518958941
Common questions
What is Louis J. Nackman, MD's NPI number?
Louis J. Nackman, MD's National Provider Identifier (NPI) is 1215927637, issued on Oct 26, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Louis J. Nackman, MD located?
The NPPES record lists a practice address at 275 Mammoth RD, Manchester, NH, 03109. Phone: (603) 663-8300. Providers update this record themselves, so call before visiting.
How can I verify Louis J. Nackman, MD's license?
NPPES lists New Hampshire license number 9740, as entered by the provider. Search the New Hampshire Board of Medicine at https://www.oplc.nh.gov/board-medicine. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. 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.