Marguerite M. Lamb

  • Old Saybrook, CT
  • Family nurse practitioner
NPI1114326261PAC ID3678794393
Medicare patients, 2024
86
Part D claims, 2024
1,976
Hospital affiliations
1
Medical group
1
State license
1
Practice address
154 Main St, Old Saybrook, CT 06475
Practice phone
Call (860) 395-1212
Professional email
Get professional email
Personal email
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Mobile number
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Social profiles

Primary practice

Mhs Primary Care

Old Saybrook, Connecticut

See all 4 affiliations

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Marguerite M. Lamb is a family nurse practitioner in Old Saybrook, Connecticut

Marguerite Lamb practices at Mhs Primary Care in Old Saybrook, Connecticut.

Marguerite Lamb's NPI, 1114326261, was assigned on August 14, 2014. Marguerite Lamb holds Connecticut license 005856.

NPI and contact details
Medicare PAC ID
3678794393
NPI enumeration date
August 14, 2014
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(860) 395-1212
Professional email
Get email
Personal email
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Mobile number
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Sex
Female
Estimated age
38
Medical school graduation
2014

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)

Marguerite M. Lamb practices at Mhs Primary Care in Old Saybrook, Connecticut

Marguerite Lamb's primary practice is Mhs Primary Care, at 154 Main St, Old Saybrook, CT 06475 in Lower Ct River Vly County. The practice phone is (860) 395-1212.

  • Mhs Primary Care
    154 Main St, Old Saybrook, CT 06475 · Lower Ct River Vly CountyPhone(860) 395-1212

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Marguerite M. Lamb is affiliated with 3 sites of care and 1 medical group

Marguerite Lamb's primary practice is Mhs Primary Care in Old Saybrook, Connecticut. Marguerite Lamb is also affiliated with Middlesex Hospital. The medical group on file is Middlesex Health. Dmand AI also links Marguerite Lamb to 1 more group practice or clinic, named with a free account.

See all 4 affiliations for Marguerite Lamb

Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data

Dmand AI tracks the EHR system at Marguerite M. Lamb's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Marguerite Lamb practices, 2 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Mhs Primary CareAvailable with a free account
+2 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

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Marguerite M. Lamb is one of 2,105 family nurse practitioners in Connecticut

Family is Marguerite Lamb's primary specialty in the NPI Registry, under taxonomy code 363LF0000X. Marguerite Lamb is licensed in Connecticut.

Specialties and state licenses

  • Family nurse practitioner, ConnecticutPrimaryLicense 005856 · taxonomy 363LF0000X

Family nurse practitioners near Marguerite Lamb

Counts of family nurse practitioners with a Dmand AI profile, by place and practice. Each opens the list.

2,105family nurse practitioners in Connecticut
7family nurse practitioners in Old Saybrook

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Marguerite M. Lamb treated 86 Medicare patients in 2024, average age 75

CMS counts 86 Medicare patients who saw Marguerite Lamb in 2024. The largest group is 65 to 74, with 30 patients. 75% of them have high cholesterol, and 70% have high blood pressure. 16% are also on Medicaid. Their average risk score is 1.20, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Marguerite Lamb's median patient age at 61, with 82% women.

Medicare patients, 202486
Average age75
Average risk score1.20
Also on Medicaid16%

Marguerite Lamb's Medicare patients by age, 2024

Marguerite Lamb's Medicare patients by sex, 2024

  • Women6778%
  • Men1922%

Chronic conditions among Marguerite Lamb's Medicare patients, 2024

  1. High cholesterol75%
  2. High blood pressure70%
  3. Arthritis51%
  4. Anxiety38%
  5. Ischemic heart disease30%
  6. Mood disorders26%
  7. Diabetes24%
  8. Atrial fibrillation23%

Share of Medicare patients with each condition. A patient can have several.

Marguerite Lamb's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 61

Patient panel by sex, all payers

  • Women82%
  • Men17%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Marguerite M. Lamb wrote 1,976 Medicare Part D claims in 2024

In 2024, Marguerite Lamb wrote 1,976 Medicare Part D claims for 266 patients. 88% of them were for generic drugs.

Part D claims, 20241,976
Part D patients266

Marguerite Lamb's Part D claims by kind of drug, 2024

  • Generic1,745 claims88%
  • Brand-name214 claims11%
  • Other17 claims1%

Drug classes CMS tracks in Marguerite Lamb's Part D claims, 2024

  • Opioids1%26 of 1,976 claims
  • Antibiotics6%116 of 1,976 claims

Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.

Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data

How Marguerite M. Lamb takes part in Medicare

Marguerite Lamb accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Source: Doctors and Clinicians National Downloadable File (CMS)

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Sources for Marguerite M. Lamb's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare Part D Prescribers - by Provider (CMS) (opens in a new tab)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Marguerite M. Lamb

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

What is Marguerite M. Lamb's NPI number?

Marguerite M. Lamb's NPI number is 1114326261. It was assigned on August 14, 2014, and it is active in the NPI Registry.

What does Marguerite M. Lamb specialize in?

Marguerite M. Lamb is a family nurse practitioner in Old Saybrook, Connecticut. The primary specialty in the NPI Registry is Family Nurse Practitioner (taxonomy code 363LF0000X).

Where does Marguerite M. Lamb practice?

Marguerite Lamb practices at 154 Main St, Old Saybrook, CT 06475. Marguerite Lamb's primary practice is Mhs Primary Care in Old Saybrook, Connecticut. Dmand AI also links Marguerite Lamb to 1 group practice or clinic.

What is Marguerite M. Lamb's office phone number?

The practice phone on file for Marguerite Lamb is (860) 395-1212.

What is Marguerite M. Lamb's medical license number?

Marguerite Lamb holds Connecticut license 005856.

Which hospitals is Marguerite M. Lamb affiliated with?

Marguerite Lamb is affiliated with Middlesex Hospital.

What medical group is Marguerite M. Lamb part of?

Marguerite Lamb is linked to Middlesex Health.

Does Marguerite M. Lamb accept Medicare?

Yes. CMS lists Marguerite Lamb as accepting Medicare assignment.

How many Medicare patients does Marguerite M. Lamb see?

CMS counts 86 Medicare patients who saw Marguerite Lamb in 2024, with an average age of 75.

How long has Marguerite M. Lamb been practicing?

Marguerite Lamb graduated from medical school in 2014, 12 years ago.

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