Dr. David A. Grubb, MD
- Medicare services, 2024
- 19
- Medicare patients, 2024
- 70
- Part D claims, 2024
- 64
- MIPS score, 2024
- 98
- Hospital affiliations
- 1
- Practice address
- 1 Medical Center Dr, Biddeford, ME 04005
- Practice phone
- Call (207) 283-7000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Smhc Medical Center
Biddeford, Maine
Find Dr. Grubb's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. David A. Grubb is a general surgeon in Biddeford, Maine
Dr. Grubb practices at Smhc Medical Center in Biddeford, Maine.
Dr. Grubb's NPI, 1811374218, was assigned on May 5, 2015. Dr. Grubb graduated from University of Louisville School of Medicine in 2015. Dr. Grubb holds Maine license MD25101.
- NPI
- 1811374218NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3779804281
- NPI enumeration date
- May 5, 2015
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (207) 283-7000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 37
- Medical school graduation
- 2015
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. David A. Grubb practices at Smhc Medical Center in Biddeford, Maine
Dr. Grubb's primary practice is Smhc Medical Center, at 1 Medical Center Dr, Biddeford, ME 04005 in York County. The practice phone is (207) 283-7000.
- Smhc Medical Center1 Medical Center Dr, Biddeford, ME 04005 · York CountyPhone(207) 283-7000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. David A. Grubb is affiliated with 2 sites of care and 1 medical group
Dr. Grubb's primary practice is Smhc Medical Center in Biddeford, Maine. Dr. Grubb is also affiliated with MaineHealth Maine Medical Center. The medical group on file is MaineHealth Primary Care - Family Medicine - Portland.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. David A. Grubb's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Grubb practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Smhc Medical Center | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. David A. Grubb is one of 191 general surgeons in Maine
Surgery is Dr. Grubb's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dmand AI has Dr. Grubb's licenses on file in 2 states: Maine and Pennsylvania.
Specialties and state licenses
- Surgery, MainePrimary
- Pennsylvania license
General surgeons near Dr. Grubb
Counts of general surgeons with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. David A. Grubb billed Medicare for 19 services in 2024
CMS data shows 19 Medicare services from Dr. Grubb across 1 procedure code in 2024, all of them office visits, for 70 Medicare patients. Medicare paid $1,052 for them. Every service was in an office.
Dr. Grubb's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 342024: 1944%
Dr. Grubb compared with the Maine median for general surgeons, 2024
- Dr. Grubb
- Maine median
- Medicare services
- 19vs 7876% below
- Medicare patients
- 70vs 8921% below
- Part D claims
- 43vs 2759% above
Medians across 191 general surgeons in Maine with Dmand AI profiles that report each measure.
Dr. Grubb'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.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Grubb and other general surgeons in Maine.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. David A. Grubb treated 70 Medicare patients in 2024, average age 71
CMS counts 70 Medicare patients who saw Dr. Grubb in 2024. The largest group is 65 to 74, with 27 patients. 75% of them have high blood pressure, and 70% have high cholesterol. 29% are also on Medicaid. Their average risk score is 1.11, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Grubb's median patient age at 58, with 54% women.
Dr. Grubb's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Grubb's Medicare patients by sex, 2024
- Women3753%
- Men3347%
Chronic conditions among Dr. Grubb's Medicare patients, 2024
- High blood pressure75%
- High cholesterol70%
- Anxiety39%
- Arthritis37%
- Mood disorders33%
- Depression29%
- Diabetes27%
- Heart failure23%
Share of Medicare patients with each condition. A patient can have several.
Dr. Grubb's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 58
Patient panel by sex, all payers
- Women54%
- Men44%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. David A. Grubb wrote 64 Medicare Part D claims in 2024
In 2024, Dr. Grubb wrote 64 Medicare Part D claims for 56 patients. 98% of them were for generic drugs. CMS names the drug for 43 of them, across 1 drug with 11 or more claims each, at $107 in total drug cost. In 2023, CMS named 40 claims across 1 drug.
Dr. Grubb's Part D claims by kind of drug, 2024
- Generic63 claims98%
- Brand-name and other1 claims2%
Dr. Grubb'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. Grubb's Part D claims, 2024
- Opioids73%47 of 64 claims
- Antibiotics17%11 of 64 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: 402024: 438%
Drugs named by CMS: 1 in 2024, 1 in 2023.
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. David A. Grubb scored 98 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 98 out of 100 for Dr. Grubb for performance year 2024, reported through an alternative payment model (APM). Dr. Grubb accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 13 procedures of hernia repair (minimally invasive) by Dr. Grubb, more than 77% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Dr. Grubb's MIPS scores, performance year 2024
- 98of 100Final score
- 83.3of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Where Dr. Grubb ranks in Medicare procedure volume
- Hernia repair (minimally invasive)
- 77th percentile13 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Colonoscopy: 1 to 10 procedures (CMS shows small counts as a range)
Hernia repair - groin (open): 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)
Skin biopsy: 1 to 10 procedures (CMS shows small counts as a range)
Upper gastrointestinal (GI) endoscopy for acid reflux: 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. David A. Grubb received $138 in industry payments in 2023
CMS Open Payments shows 1 general payment to Dr. Grubb from 1 drug or device company in 2023. Food and beverage make up the largest share, 100% of the total. Intuitive Surgical, Inc. paid the most, $138.
Companies that paid Dr. Grubb the most, 2023 to 2023
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. David A. Grubb graduated from University of Louisville School of Medicine
Dr. Grubb graduated from University of Louisville School of Medicine in 2015.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. David A. Grubb's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare 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 percentiles | Doctors 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 payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. David A. Grubb
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. David A. Grubb's NPI number?
Dr. David A. Grubb's NPI number is 1811374218. It was assigned on May 5, 2015, and it is active in the NPI Registry.
What kind of doctor is Dr. David A. Grubb?
Dr. David A. Grubb is a general surgeon in Biddeford, Maine. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).
Where does Dr. David A. Grubb practice?
Dr. Grubb practices at 1 Medical Center Dr, Biddeford, ME 04005. Dr. Grubb's primary practice is Smhc Medical Center in Biddeford, Maine.
What is Dr. David A. Grubb's office phone number?
The practice phone on file for Dr. Grubb is (207) 283-7000.
What is Dr. David A. Grubb's medical license number?
Dr. Grubb holds Maine license MD25101, one of the licenses on file in 2 states.
Which states has Dr. David A. Grubb been licensed in?
Dmand AI has state licenses on file for Dr. Grubb in Maine and Pennsylvania.
Which hospitals is Dr. David A. Grubb affiliated with?
Dr. Grubb is affiliated with MaineHealth Maine Medical Center.
What medical group is Dr. David A. Grubb part of?
Dr. Grubb is linked to MaineHealth Primary Care - Family Medicine - Portland.
Does Dr. David A. Grubb accept Medicare?
Yes. CMS data shows Dr. Grubb billed Medicare for 19 services in 2024, and Dr. Grubb accepts Medicare assignment.
What is Dr. David A. Grubb's MIPS score?
Dr. Grubb's MIPS final score for performance year 2024 is 98 out of 100, reported through an alternative payment model (APM).
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How many Medicare patients does Dr. David A. Grubb see?
CMS counts 70 Medicare patients who saw Dr. Grubb in 2024, with an average age of 71.
What services does Dr. David A. Grubb bill to Medicare?
In 2024, Dr. Grubb's most billed Medicare services were office visit, new patient (99203).
Where did Dr. David A. Grubb go to medical school?
Dr. Grubb graduated from University of Louisville School of Medicine in 2015.
What drugs does Dr. David A. Grubb prescribe most?
In 2024 Medicare Part D data, Dr. Grubb's most prescribed drugs by claims were Oxycodone HCl.
Has Dr. David A. Grubb received payments from drug or device companies?
CMS Open Payments shows $138 in general payments to Dr. Grubb from 1 company from 2023 to 2023. The largest total came from Intuitive Surgical, Inc.
How long has Dr. David A. Grubb been practicing?
Dr. Grubb graduated from medical school in 2015, 11 years ago.
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