Dr. Anne C. Granfield, MD

  • Concord, NH
  • Colorectal surgeon
NPI1124388160PAC ID2668692484
Medicare services, 2024
146
Medicare patients, 2024
146
Part D claims, 2024
82
MIPS score, 2024
89
Hospital affiliations
3
Practice address
250 Pleasant St, Concord, NH 03301
Practice phone
Call (603) 225-2711
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Concord Hospital

Hospital · Concord, New Hampshire

See all 5 affiliations

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Dr. Anne C. Granfield is a colorectal surgeon in Concord, New Hampshire

Dr. Granfield practices at Concord Hospital in Concord, New Hampshire, part of Concord Hospital Health System.

Dr. Granfield's NPI, 1124388160, was assigned on May 24, 2012. Dr. Granfield graduated from University of Massachusetts Medical School in 2012. Dr. Granfield holds New Hampshire license 09806.

NPI and contact details
Medicare PAC ID
2668692484
NPI enumeration date
May 24, 2012
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(603) 225-2711
Professional email
Get email
Personal email
Get email
Mobile number
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Sex
Female
Estimated age
40
Medical school graduation
2012

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

Dr. Anne C. Granfield practices at Concord Hospital in Concord, New Hampshire

Dr. Granfield's primary practice is Concord Hospital, at 250 Pleasant St, Concord, NH 03301 in Merrimack County. The practice phone is (603) 225-2711.

  • Concord Hospital
    250 Pleasant St, Concord, NH 03301 · Merrimack CountyPhone(603) 225-2711

Source: Dmand AI Affiliation Data

Dr. Anne C. Granfield is affiliated with 4 sites of care and 1 medical group

Dr. Granfield's primary practice is Concord Hospital in Concord, New Hampshire, part of Concord Hospital Health System. Dr. Granfield is also affiliated with Dartmouth Hitchcock Medical Center. The medical group on file is Concord Hospital. Dmand AI also links Dr. Granfield to 1 more hospital and 1 group practice or clinic, each named with a free account.

See all 5 affiliations for Dr. Granfield

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Anne C. Granfield's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Granfield practices, 4 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Concord HospitalAvailable with a free account
+3 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Anne C. Granfield is one of 6 colorectal surgeons in New Hampshire

Colon and rectal surgery is Dr. Granfield's primary specialty in the NPI Registry, under taxonomy code 208C00000X. Dmand AI has Dr. Granfield's licenses on file in 2 states: New Hampshire and Rhode Island.

Specialties and state licenses

  • Colon and rectal surgery, New HampshirePrimaryLicense 19806 · taxonomy 208C00000X
  • Surgery, Rhode IslandLicense MD15931 · taxonomy 208600000X

Colorectal surgeons near Dr. Granfield

Counts of colorectal surgeons with a Dmand AI profile, by place and practice. Each opens the list.

6colorectal surgeons in New Hampshire
2colorectal surgeons in Concord

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

Dr. Anne C. Granfield billed Medicare for 146 services in 2024

CMS data shows 146 Medicare services from Dr. Granfield across 3 procedure codes in 2024, for 146 Medicare patients. Medicare paid $6,414 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 2024146
Medicare patients146
Paid by Medicare$6,414
Procedure codes3

Dr. Granfield's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 1902024: 9649%
Surgery
2023: 602024: 5017%

Dr. Granfield's most billed Medicare procedure codes, 2024

CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.

See all procedures by Dr. Granfield

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Source: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data

Dr. Anne C. Granfield treated 146 Medicare patients in 2024, average age 72

CMS counts 146 Medicare patients who saw Dr. Granfield in 2024. The largest group is 65 to 74, with 65 patients. 70% of them have high cholesterol, and 67% have high blood pressure. 13% are also on Medicaid. Their average risk score is 1.27, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Granfield's median patient age at 57, with 53% women.

Medicare patients, 2024146
Average age72
Average risk score1.27
Also on Medicaid13%

Dr. Granfield's Medicare patients by age, 2024

Dr. Granfield's Medicare patients by sex, 2024

  • Women7954%
  • Men6746%

Chronic conditions among Dr. Granfield's Medicare patients, 2024

  1. High cholesterol70%
  2. High blood pressure67%
  3. Arthritis48%
  4. Cancer29%
  5. Anxiety28%
  6. Mood disorders25%
  7. Diabetes24%
  8. Depression21%

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

Dr. Granfield's patients across all payers

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

Patient panel by age, all payers

Median age 57

Patient panel by sex, all payers

  • Women53%
  • Men47%

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

Dr. Anne C. Granfield wrote 82 Medicare Part D claims in 2024

In 2024, Dr. Granfield wrote 82 Medicare Part D claims for 41 patients. 96% of them were for generic drugs. CMS names the drug for 50 of them, across 3 drugs with 11 or more claims each, at $179 in total drug cost. In 2023, CMS named 96 claims across 4 drugs.

Part D claims, 202482
Drugs named by CMS3
Total drug cost$179
Part D patients41

Dr. Granfield's Part D claims by kind of drug, 2024

  • Generic79 claims96%
  • Brand-name and other3 claims4%

Dr. Granfield's most prescribed drugs by claims, 2024

CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.

Drug classes CMS tracks in Dr. Granfield's Part D claims, 2024

  • Opioids15%12 of 82 claims
  • Antibiotics56%46 of 82 claims

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

Part D claims for drugs CMS names, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 962024: 5048%

Drugs named by CMS: 3 in 2024, 4 in 2023.

See all prescribing by Dr. Granfield

Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data

Dr. Anne C. Granfield scored 89 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 89 out of 100 for Dr. Granfield for performance year 2024, reported through an alternative payment model (APM). Dr. Granfield accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Granfield as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Dr. Granfield's MIPS scores, performance year 2024

  • 89of 100Final score
  • 73.2of 100Quality
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities

Each score is out of 100. The final score weighs the categories CMS scored for this clinician.

Colonoscopy: 1 to 10 procedures (CMS shows small counts as a range)

Melanoma (skin cancer) excision: 1 to 10 procedures (CMS shows small counts as a range)

Removal of tissue: 1 to 10 procedures (CMS shows small counts as a range)

Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)

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Dr. Anne C. Granfield received $3,970 in industry payments from 2018 to 2023

CMS Open Payments shows 18 general payments to Dr. Granfield from 6 drug and device companies from 2018 to 2023. Travel and lodging make up the largest share, 61% of the total. Intuitive Surgical, Inc. paid the most, $2,656.

General payments to Dr. Granfield by program year, 2018 to 2023

General payments to Dr. Granfield by kind, 2018 to 2023

$4Kin total
  • Travel and lodging$2,43361%
  • Education$1,00025%
  • Food and beverage$45411%
  • Gifts$832%

Companies that paid Dr. Granfield the most, 2018 to 2023

Share is of all general payments to this clinician.

See all payments to Dr. Granfield

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. Anne C. Granfield graduated from University of Massachusetts Medical School

Dr. Granfield graduated from University of Massachusetts Medical School in 2012.

  1. Medical schoolUniversity of Massachusetts Medical School

Source: Dmand AI Professional Profile Data

Sources for Dr. Anne C. Granfield'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 phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
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 and Drug (CMS) (opens in a new tab)Medicare 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)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
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 Dr. Anne C. Granfield

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

What is Dr. Anne C. Granfield's NPI number?

Dr. Anne C. Granfield's NPI number is 1124388160. It was assigned on May 24, 2012, and it is active in the NPI Registry.

What kind of doctor is Dr. Anne C. Granfield?

Dr. Anne C. Granfield is a colorectal surgeon in Concord, New Hampshire. The primary specialty in the NPI Registry is Colon & Rectal Surgery Physician (taxonomy code 208C00000X).

Where does Dr. Anne C. Granfield practice?

Dr. Granfield practices at 250 Pleasant St, Concord, NH 03301. Dr. Granfield's primary practice is Concord Hospital in Concord, New Hampshire, part of Concord Hospital Health System. Dmand AI also links Dr. Granfield to 1 hospital and 1 group practice or clinic.

What is Dr. Anne C. Granfield's office phone number?

The practice phone on file for Dr. Granfield is (603) 225-2711.

What is Dr. Anne C. Granfield's medical license number?

Dr. Granfield holds New Hampshire license 09806, one of the licenses on file in 2 states.

Which states has Dr. Anne C. Granfield been licensed in?

Dmand AI has state licenses on file for Dr. Granfield in New Hampshire and Rhode Island.

Which hospitals is Dr. Anne C. Granfield affiliated with?

Dr. Granfield practices at Concord Hospital in Concord, New Hampshire. Dr. Granfield is also affiliated with Dartmouth Hitchcock Medical Center. Dmand AI links Dr. Granfield to 1 more hospital.

What medical group is Dr. Anne C. Granfield part of?

Dr. Granfield is linked to Concord Hospital.

Does Dr. Anne C. Granfield accept Medicare?

Yes. CMS data shows Dr. Granfield billed Medicare for 146 services in 2024, and Dr. Granfield accepts Medicare assignment.

Does Dr. Anne C. Granfield offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Dr. Granfield as offering telehealth services.

Show 7 more questionsShow fewer questions

What is Dr. Anne C. Granfield's MIPS score?

Dr. Granfield's MIPS final score for performance year 2024 is 89 out of 100, reported through an alternative payment model (APM).

How many Medicare patients does Dr. Anne C. Granfield see?

CMS counts 146 Medicare patients who saw Dr. Granfield in 2024, with an average age of 72.

What services does Dr. Anne C. Granfield bill to Medicare?

In 2024, Dr. Granfield's most billed Medicare services were office visit, new patient (99203), surgery: digestive system (46600) and office visit, established patient (99213).

Where did Dr. Anne C. Granfield go to medical school?

Dr. Granfield graduated from University of Massachusetts Medical School in 2012.

What drugs does Dr. Anne C. Granfield prescribe most?

In 2024 Medicare Part D data, Dr. Granfield's most prescribed drugs by claims were Neomycin Sulfate, Metronidazole and Oxycodone HCl.

Has Dr. Anne C. Granfield received payments from drug or device companies?

CMS Open Payments shows $3,970 in general payments to Dr. Granfield from 6 companies from 2018 to 2023. The largest total came from Intuitive Surgical, Inc.

How long has Dr. Anne C. Granfield been practicing?

Dr. Granfield graduated from medical school in 2012, 14 years ago.

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