Updated October 2026

Medical groups in New Hampshire

Medical group directory
New Hampshire

Medical groups: 414
Multi-specialty: 79
Single-specialty: 335
More than one site: 238
100+ physicians: 13

There are 414 medical groups in New Hampshire with a Medicare PAC ID. Dartmouth Hitchcock Clinics Manchester is the largest, with 1,317 New Hampshire physicians. Dartmouth-Hitchcock Health has the most physicians across its groups, 1,488, and 67% of New Hampshire groups are independent.

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Dartmouth Hitchcock Clinics Manchester is the largest medical group in New Hampshire, with 1,317 physicians

Ranked by physicians with a New Hampshire address linked to each group. Dartmouth Hitchcock Medical Center is second with 1,206, and Concord Hospital third with 299. 13 New Hampshire groups have 100 or more physicians.

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Medical groups in New Hampshire, ranked by physicians
#	Medical group	Parent organization	Physicians	HCPs	Decision makers
1	Dartmouth Hitchcock Clinics ManchesterManchester · 122 sites	Parent on file	1,317	2,322	Decision makers
2	Dartmouth Hitchcock Medical CenterLebanon · 52 sites	Parent on file	1,206	2,132	Decision makers
3	Concord HospitalConcord · 25 sites	Parent on file	299	547	Decision makers
4	Elliot Pediatric Rehabilitation ServicesManchester · 44 sites	Parent on file	275	483	Decision makers
5	Wentworth-Douglass HospitalDover · 42 sites	Parent on file	220	476	Decision makers
6	Surgical Care GroupManchester · 45 sites	Parent on file	209	411	Decision makers
7	Core PhysiciansExeter · 38 sites	Parent on file	202	345	Decision makers
8	Cheshire Medical CenterKeene · 13 sites	Parent on file	194	339	Decision makers
9	Concord Hospital Medical GroupConcord · 10 sites	Parent on file	182	282	Decision makers
10	Alice Peck Day Memorial HospitalLebanon · 12 sites	Parent on file	179	260	Decision makers
11	Foundation Medical PartnersNashua · 29 sites	Parent on file	159	314	Decision makers
12	St. Joseph HospitalNashua · 16 sites	Parent on file	117	212	Decision makers
13	Portsmouth Internal MedicinePortsmouth · 45 sites	Parent on file	108	228	Decision makers
14	New London HospitalNew London · 3 sites	Parent on file	95	171	Decision makers
15	Littleton Regional HealthcareLittleton · 10 sites	Parent on file	80	174	Decision makers
16	Amoskeag AnesthesiaManchester · 24 sites	Parent on file	76	203	Decision makers
17	Lakes Region General HospitalLaconia · 21 sites	Parent on file	70	141	Decision makers
18	Elliot Physician NetworkManchester · 19 sites	Parent on file	69	111	Decision makers
19	Parkland Medical CenterDerry · 4 sites	Parent on file	69	79	Decision makers
20	Androscoggin Valley HospitalBerlin · 9 sites	Parent on file	65	114	Decision makers
21	Speare Memorial HospitalPlymouth · 4 sites	Parent on file	63	108	Decision makers
22	Emergency Medicine Services of NHDerry · 11 sites	Parent on file	57	84	Decision makers
23	MaineHealth Memorial HospitalNorth Conway · 2 sites	Parent on file	56	110	Decision makers
24	Weeks Medical CenterLancaster · 12 sites	Parent on file	51	108	Decision makers
25	DMC Primary CareDerry · 15 sites	-	49	121	Decision makers
26	New Hampshire HospitalConcord · 5 sites	Parent on file	46	102	Decision makers
27	Anesthesia Care Group PCManchester · 15 sites	Parent on file	43	113	Decision makers
28	Concord OrthopaedicsConcord · 8 sites	-	42	84	Decision makers
29	Monadnock Community HospitalPeterborough · 26 sites	Parent on file	33	59	Decision makers
30	Amoskeag HealthManchester · 23 sites	Parent on file	30	97	Decision makers
31	Optima DermatologyPortsmouth · 28 sites	Parent on file	30	70	Decision makers
32	Valley Regional HospitalClaremont · 5 sites	Parent on file	30	57	Decision makers
33	Goodwin Community HealthSomersworth · 10 sites	Parent on file	28	58	Decision makers
34	Upper Connecticut Valley HospitalColebrook · 1 site	Parent on file	28	40	Decision makers
35	Huggins HospitalWolfeboro · 5 sites	Parent on file	27	51	Decision makers
36	Southern New Hampshire HealthNashua · 2 sites	Parent on file	27	36	Decision makers
37	Anesthesia Associates PAConcord · 8 sites	Parent on file	26	74	Decision makers
38	Southern New Hampshire Radiology Consultants (SNHRC)Bedford · 30 sites	-	24	26	Decision makers
39	Seacoast Emergency PhysiciansDover · 7 sites	Parent on file	23	69	Decision makers
40	Cottage HospitalWoodsville · 3 sites	Parent on file	23	38	Decision makers
41	The Counseling Center of NashuaNashua · 34 sites	Parent on file	22	393	Decision makers
42	Mass General BrighamSalem · 25 sites	Parent on file	22	50	Decision makers
43	Southern New Hampshire Internal Medicine AssociatesDerry · 3 sites	-	20	34	Decision makers
44	Northeast Rehab Physician ServicesPortsmouth · 4 sites	Parent on file	19	23	Decision makers
45	X-Ray Professional Association (X-Ray PA)Concord · 46 sites	-	19	20	Decision makers
46	Portsmouth Anesthesia AssociatesPortsmouth · 9 sites	-	18	43	Decision makers
47	Concord Imaging CenterConcord · 5 sites	Parent on file	18	19	Decision makers
48	Parkland Medical CenterDerry · 1 site	Parent on file	18	18	Decision makers
49	Lamprey Health CareNewmarket · 8 sites	Parent on file	17	55	Decision makers
50	Bedford Commons OB-GYNBedford · 2 sites	-	17	26	Decision makers

Showing 1 to 10 of 414 medical groups in New Hampshire

Sources: Doctors and Clinicians National Downloadable File (CMS) and Dmand AI Affiliation Data

Dartmouth-Hitchcock Health has the most physicians in New Hampshire medical groups, with 1,488 across 9 groups

Dmand AI maps every medical group to its parent organization, up to the health system or platform at the top. 22 parent organizations have two or more New Hampshire medical groups. Among health systems, HCA Healthcare has the most groups, 10. Each clinician counts once per parent organization.

Parent organizations with the most New Hampshire medical groups
#	Parent organization	New Hampshire groups	Physicians	HCPs
1	Dartmouth-Hitchcock HealthHealth system	9	1,488	2,687
2	SolutionHealthHealth system	6	490	893
3	Concord Hospital Health SystemHealth system	8	422	861
4	HCA HealthcareHealth system	10	394	710
5	Mass General BrighamHealth system	5	266	606
6	Speare Memorial HospitalHealth system	2	64	111
7	North Country HealthcareHealth system	2	57	116
8	MaineHealthHealth system	3	56	112
9	Huggins HospitalHealth system	2	41	67
10	Greater Seacoast HealthCommunity health center	2	32	63

Top 10 of 22 parent organizations with two or more New Hampshire groups

Dartmouth-Hitchcock HealthHealth system · 9 New Hampshire medical groups
Dartmouth Hitchcock Clinics ManchesterMulti-specialty group · Manchester
Dartmouth Hitchcock Medical CenterMulti-specialty group · Lebanon
7 more New Hampshire groups and their practice sites

See every medical group, site and clinician under Dartmouth-Hitchcock Health

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Source: Dmand AI Org Hierarchy Data

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Dmand AI maps the owners, administrators and physician leaders at each of the 414 New Hampshire medical groups, with the parent organization above each one, and finds validated work emails and mobile numbers.

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67% of New Hampshire medical groups are independent, with no larger parent organization

A group counts as independent when no health system, platform or other organization sits above it in the org hierarchy. Every other group belongs to a larger organization.

New Hampshire medical groups by ownership

Independent27867%
Health system or hospital6014%
Platform or corporate owner307%
Community or government297%
Other organization174%

Source: Dmand AI Org Hierarchy Data

98 New Hampshire medical groups practice at a hospital site

Beyond their own offices, groups practice at the sites of care linked to them in the org hierarchy. A group can practice at several kinds of site, so the shares overlap.

Sources: Dmand AI Practice Data and Dmand AI Org Hierarchy Data

Primary care groups are the most common medical groups in New Hampshire, with 98

Each group is counted once, under its main specialty. Behavioral and mental health groups are second, with 87, and 79 New Hampshire groups are multi-specialty.

Primary care98
Behavioral and mental health87
Rehabilitation and therapy54
Eye care47
Chiropractic35
Anesthesia and pain22
Radiology and imaging15
Emergency and hospital medicine11
OB/GYN and women's health9
Podiatry9
ENT and audiology7
Dermatology5
Pathology and laboratory4
Orthopedics and sports medicine3
Dental and oral surgery2
General and specialty surgery2
Neurology and neurosurgery1
Pediatrics1
Rheumatology, allergy and immunology1
Urology and nephrology1

Source: Dmand AI Professional Profile Data

9,245 New Hampshire HCPs work in New Hampshire medical groups, 3,764 of them physicians

Each clinician is counted once, across every New Hampshire group they are linked to. Only clinicians with a New Hampshire address are counted.

HCPs in New Hampshire medical groups by type

Physicians (MD, DO)3,76441%
Nurses and nurse practitioners2,17724%
Behavioral health clinicians1,35115%
Physician assistants95110%
Therapists (PT and OT)4755%
Other HCPs5276%

Source: Dmand AI Affiliation Data

Manchester has the most medical groups in New Hampshire, with 45

45medical groups in Manchester 42medical groups in Nashua 39medical groups in Concord 34medical groups in Portsmouth 18medical groups in Bedford 18medical groups in Derry

More New Hampshire cities with medical groups

Dover15
Salem13
Keene11
Londonderry9
Exeter8
Littleton8
Hanover6
Lebanon6
Somersworth6
Claremont5
Laconia5
Merrimack5
New London5
Stratham5
Hooksett4

Source: Doctors and Clinicians National Downloadable File (CMS)

Each New Hampshire medical group profile shows the parent, sites, clinicians and identifiers

Clinicians and specialtiesA count by specialty and a sample of the group's cliniciansOn every profile
Practice locationsMain site and a sample of practice locations, with a count of the restOn every profile
Medicare Part B paymentsMedicare payments to the group, from CMSOn every profile
Group NPI and Medicare PAC IDIdentifiers for matching records across sourcesOn every profile
Parent organizationThe health system, platform or owner above the groupOn every profile
Every clinician and siteThe full roster and every practice locationWith a free account
Leader and clinician contactsWork emails and mobile numbers, found on request and then validatedWith a free account
EHR used by the group's cliniciansThe EHR in use at the group's sitesWith a free account

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Sources: Doctors and Clinicians National Downloadable File (CMS), Medicare Physician & Other Practitioners (CMS) and Dmand AI Org Hierarchy Data

Sources for the New Hampshire medical group directory

Sources for the data on this page
Data on this page	Source
Medical groups, specialties and sites	Doctors and Clinicians National Downloadable File (CMS) and Dmand AI Professional Profile Data
Parent organizations and independence	Dmand AI Org Hierarchy Data
Physicians and HCPs	Dmand AI Affiliation Data
Group NPI and PAC ID	NPPES NPI Registry (CMS) and Doctors and Clinicians National Downloadable File (CMS)

Data last refreshed October 2026Report an inaccuracy Remove my information

The directory lists groups with a Medicare PAC ID.

FAQ

Frequently asked questions about medical groups in New Hampshire

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

How many medical groups are in New Hampshire?

There are 414 medical groups in New Hampshire with a Medicare PAC ID: 79 multi-specialty and 335 single-specialty.

What is the largest medical group in New Hampshire?

Dartmouth Hitchcock Clinics Manchester in Manchester, with 1,317 physicians and 2,322 HCPs with a New Hampshire address. Dartmouth Hitchcock Medical Center is second with 1,206, and Concord Hospital is third with 299.

Which health system has the most medical groups in New Hampshire?

By physicians, Dartmouth-Hitchcock Health, with 1,488 across 9 groups, followed by SolutionHealth with 490 and Concord Hospital Health System with 422.

How many New Hampshire medical groups are independent?

278, or 67%, have no larger parent organization in the Dmand AI org hierarchy. 60 belong to a health system or hospital and 30 to a physician platform or corporate owner.

How many New Hampshire medical groups practice at a hospital?

98 New Hampshire groups practice at a hospital site linked to them in the Dmand AI org hierarchy.

How do I find a medical group's NPI or PAC ID?

Each medical group profile lists the group NPI and Medicare PAC ID at the top, with the main address and phone number. The NPI comes from the NPPES NPI Registry and the PAC ID from CMS Medicare enrollment.

How do I find decision makers at New Hampshire medical groups?

Open a group's profile for its parent organization and leaders, then get work emails and mobile numbers through Dmand AI's healthcare waterfall enrichment. 30 days free, self-serve, no credit card.

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