Dr. Robert E. Grondahl, MD
- Medicare services, 2017
- 25
- Part D claims, 2024
- 106
- MIPS score, 2024
- 98
- Hospital affiliations
- 2
- Industry payments
- $706
- Practice address
- 118 Northport Ave, Belfast, ME 04915
- Practice phone
- Call (207) 338-2500
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Grondahl's professional email, personal email and mobile number
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Dr. Robert E. Grondahl is an OB-GYN in Belfast, Maine
Dr. Grondahl practices at MaineHealth Waldo Hospital in Belfast, Maine, part of MaineHealth.
Dr. Grondahl's NPI, 1922191816, was assigned on October 2, 2006. Dr. Grondahl holds Indiana license 01059882.
- NPI
- 1922191816NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4587608401
- NPI enumeration date
- October 2, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (207) 338-2500
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 59
- Medical school graduation
- 1993
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Robert E. Grondahl practices at MaineHealth Waldo Hospital in Belfast, Maine
Dr. Grondahl's primary practice is MaineHealth Waldo Hospital, at 118 Northport Ave, Belfast, ME 04915 in Waldo County. The practice phone is (207) 338-2500.
- MaineHealth Waldo Hospital118 Northport Ave, Belfast, ME 04915 · Waldo CountyPhone(207) 338-2500
Source: Dmand AI Affiliation Data
Dr. Robert E. Grondahl is affiliated with 2 sites of care and 2 medical groups
Dr. Grondahl's primary practice is MaineHealth Waldo Hospital in Belfast, Maine, part of MaineHealth. Dr. Grondahl is also affiliated with MaineHealth Pen Bay Hospital. The medical group on file is MaineHealth Primary Care - Family Medicine - Portland. Dmand AI also links Dr. Grondahl to 1 more medical group, named with a free account. Dr. Grondahl's employer is on file too: a hospital.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Robert E. Grondahl's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Grondahl practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| MaineHealth Waldo Hospital | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Robert E. Grondahl is one of 172 OB-GYNs in Maine
Obstetrics and gynecology is Dr. Grondahl's primary specialty in the NPI Registry, under taxonomy code 207V00000X. Dr. Grondahl is licensed in Indiana.
Specialties and state licenses
- Obstetrics and gynecology, IndianaPrimary
OB-GYNs near Dr. Grondahl
Counts of OB-GYNs 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. Robert E. Grondahl billed Medicare for 25 services in 2017
CMS data shows 25 Medicare services from Dr. Grondahl across 1 procedure code in 2017, all of them office visits. Medicare paid $988 for them. Every service was in an office.
Dr. Grondahl's Medicare services by type, 2016 to 2017
- 2016
- 2017
- Office and hospital visits
- 2016: 332017: 2524%
Dr. Grondahl compared with the Maine median for OB-GYNs, 2017
- Dr. Grondahl
- Maine median
- Medicare services
- 25vs 3426% below
- Part D claims
- 27vs 3625% below
Medians across 174 OB-GYNs in Maine with Dmand AI profiles that report each measure.
Dr. Grondahl's most billed Medicare procedure codes, 2017
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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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Robert E. Grondahl's patients have a median age of 47
Across all payers, Dmand AI patient panel data puts Dr. Grondahl's median patient age at 47, with 98% women.
Dr. Grondahl's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 47
Patient panel by sex, all payers
- Women98%
- Men1%
Source: Dmand AI Patient Panel Data
Dr. Robert E. Grondahl wrote 106 Medicare Part D claims in 2024
In 2024, Dr. Grondahl wrote 106 Medicare Part D claims for 37 patients. 81% of them were for generic drugs. CMS names the drug for 27 of them, across 1 drug with 11 or more claims each, at $1,937 in total drug cost. In 2023, CMS named 26 claims across 2 drugs.
Dr. Grondahl's Part D claims by kind of drug, 2024
- Generic86 claims81%
- Brand-name20 claims19%
Dr. Grondahl'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. Grondahl's Part D claims, 2024
- Antibiotics11%12 of 106 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: 262024: 274%
Drugs named by CMS: 1 in 2024, 2 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. Robert E. Grondahl 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. Grondahl for performance year 2024, reported through an alternative payment model (APM). Dr. Grondahl accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Grondahl'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.
Removal of the uterus: 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. Robert E. Grondahl received $706 in industry payments from 2016 to 2019
CMS Open Payments shows 45 general payments to Dr. Grondahl from 17 drug and device companies from 2016 to 2019. Food and beverage make up the largest share, 94% of the total. Bayer HealthCare Pharmaceuticals Inc. paid the most, $90.
General payments to Dr. Grondahl by program year, 2016 to 2019
General payments to Dr. Grondahl by kind, 2016 to 2019
- Food and beverage$66794%
- Education$396%
Companies that paid Dr. Grondahl the most, 2016 to 2019
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Robert E. Grondahl'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 | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand 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 Data |
| 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) |
| 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. Robert E. Grondahl
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. Robert E. Grondahl's NPI number?
Dr. Robert E. Grondahl's NPI number is 1922191816. It was assigned on October 2, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Robert E. Grondahl?
Dr. Robert E. Grondahl is an OB-GYN in Belfast, Maine. The primary specialty in the NPI Registry is Obstetrics & Gynecology Physician (taxonomy code 207V00000X).
Where does Dr. Robert E. Grondahl practice?
Dr. Grondahl practices at 118 Northport Ave, Belfast, ME 04915. Dr. Grondahl's primary practice is MaineHealth Waldo Hospital in Belfast, Maine, part of MaineHealth. Dmand AI also links Dr. Grondahl to 1 medical group.
What is Dr. Robert E. Grondahl's office phone number?
The practice phone on file for Dr. Grondahl is (207) 338-2500.
What is Dr. Robert E. Grondahl's medical license number?
Dr. Grondahl holds Indiana license 01059882.
Which hospitals is Dr. Robert E. Grondahl affiliated with?
Dr. Grondahl practices at MaineHealth Waldo Hospital in Belfast, Maine. Dr. Grondahl is also affiliated with MaineHealth Pen Bay Hospital.
What medical group is Dr. Robert E. Grondahl part of?
Dr. Grondahl is linked to MaineHealth Primary Care - Family Medicine - Portland. Dmand AI links Dr. Grondahl to 1 more medical group.
Does Dr. Robert E. Grondahl accept Medicare?
Yes. CMS data shows Dr. Grondahl billed Medicare for 25 services in 2017, and Dr. Grondahl accepts Medicare assignment.
What is Dr. Robert E. Grondahl's MIPS score?
Dr. Grondahl's MIPS final score for performance year 2024 is 98 out of 100, reported through an alternative payment model (APM).
What services does Dr. Robert E. Grondahl bill to Medicare?
In 2017, Dr. Grondahl's most billed Medicare services were office visit, established patient (99213).
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What drugs does Dr. Robert E. Grondahl prescribe most?
In 2024 Medicare Part D data, Dr. Grondahl's most prescribed drugs by claims were Estradiol.
Has Dr. Robert E. Grondahl received payments from drug or device companies?
CMS Open Payments shows $706 in general payments to Dr. Grondahl from 17 companies from 2016 to 2019. The largest total came from Bayer HealthCare Pharmaceuticals Inc.
How long has Dr. Robert E. Grondahl been practicing?
Dr. Grondahl graduated from medical school in 1993, 33 years ago.
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