Dr. Grace M Sally Mellgren, MD
- Medicare services, 2024
- 4,137
- Medicare patients, 2024
- 1,073
- Part D claims, 2024
- 1,170
- Hospital affiliations
- 4
- Industry payments
- $3,420
- Practice address
- 1600 SE Main St, Roswell, NM 88203
- Practice phone
- Call (575) 623-9101
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Roswell Surgery Center LLC
Roswell, New Mexico
Find Dr. Mellgren'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. Grace M Sally Mellgren is an ophthalmologist in Roswell, New Mexico
Dr. Mellgren practices at Roswell Surgery Center LLC in Roswell, New Mexico.
Dr. Mellgren's NPI, 1184709339, was assigned on October 26, 2006. Dr. Mellgren graduated from Loma Linda University School of Medicine in 1983. Dr. Mellgren holds New Mexico license MD2015-0927.
- NPI
- 1184709339NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4981590452
- NPI enumeration date
- October 26, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (575) 623-9101
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 69
- Medical school graduation
- 1983
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Grace M Sally Mellgren practices at Roswell Surgery Center LLC in Roswell, New Mexico
Dr. Mellgren's primary practice is Roswell Surgery Center LLC, at 1600 SE Main St, Roswell, NM 88203 in Chaves County. The practice phone is (575) 623-9101.
- Roswell Surgery Center LLC1600 SE Main St, Roswell, NM 88203 · Chaves CountyPhone(575) 623-9101
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Grace M Sally Mellgren is affiliated with 7 sites of care and 2 medical groups
Dr. Mellgren's primary practice is Roswell Surgery Center LLC in Roswell, New Mexico. Dr. Mellgren is also affiliated with Lovelace Regional Hospital. Dmand AI also links Dr. Mellgren to 3 more hospitals, 2 medical groups, 1 group practice or clinic and 1 ambulatory surgery center, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Grace M Sally Mellgren's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Mellgren practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Roswell Surgery Center LLC | Available with a free account |
| +6 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Grace M Sally Mellgren is one of 83 ophthalmologists in New Mexico
Ophthalmology is Dr. Mellgren's primary specialty in the NPI Registry, under taxonomy code 207W00000X. Dmand AI has Dr. Mellgren's licenses on file in 2 states: New Mexico and California.
Specialties and state licenses
- Ophthalmology, New MexicoPrimary
- California license
Ophthalmologists near Dr. Mellgren
Counts of ophthalmologists 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. Grace M Sally Mellgren billed Medicare for 4,137 services in 2024
CMS data shows 4,137 Medicare services from Dr. Mellgren across 17 procedure codes in 2024, for 1,073 Medicare patients. Medicare paid $550,999 for them.
Dr. Mellgren's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 2,4912024: 2,84514%
- Surgery
- 2023: 9572024: 1,08213%
- Drugs given in the office
- 2023: 1802024: 21017%
- Imaging
- 2023: 372024: 0100%
- Office and hospital visits
- 2023: 322024: 0100%
Where Dr. Mellgren's Medicare services took place, 2024
- In an office2,98772%
- In a facility1,15028%
Dr. Mellgren compared with the New Mexico median for ophthalmologists, 2024
- Dr. Mellgren
- New Mexico median
- Medicare services
- 4,137vs 1,8012.3 times
- Medicare patients
- 1,073vs 68457% above
- Part D claims
- 1,078vs 61775% above
Medians across 85 ophthalmologists in New Mexico with Dmand AI profiles that report each measure.
Dr. Mellgren'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. Mellgren and other ophthalmologists in New Mexico.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Grace M Sally Mellgren treated 1,073 Medicare patients in 2024, average age 76
CMS counts 1,073 Medicare patients who saw Dr. Mellgren in 2024. The largest group is 75 to 84, with 480 patients. 75% of them have high blood pressure, and 74% have high cholesterol. 11% are also on Medicaid. Their average risk score is 0.99, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Mellgren's median patient age at 73, with 56% women.
Dr. Mellgren's Medicare patients by age, 2024
Dr. Mellgren's Medicare patients by sex, 2024
- Women65561%
- Men41839%
Chronic conditions among Dr. Mellgren's Medicare patients, 2024
- High blood pressure75%
- High cholesterol74%
- Arthritis43%
- Diabetes33%
- Ischemic heart disease24%
- Chronic kidney disease19%
- Mood disorders17%
- Anxiety16%
Share of Medicare patients with each condition. A patient can have several.
Dr. Mellgren's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 73
Patient panel by sex, all payers
- Women56%
- Men43%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Grace M Sally Mellgren wrote 1,170 Medicare Part D claims in 2024
In 2024, Dr. Mellgren wrote 1,170 Medicare Part D claims for 286 patients. 77% of them were for generic drugs. CMS names the drug for 1,078 of them, across 14 drugs with 11 or more claims each, at $56,253 in total drug cost. In 2023, CMS named 1,268 claims across 13 drugs.
Dr. Mellgren's Part D claims by kind of drug, 2024
- Generic902 claims77%
- Brand-name268 claims23%
Dr. Mellgren'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. Mellgren's Part D claims, 2024
- Antibiotics1%13 of 1,170 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: 1,2682024: 1,07815%
Drugs named by CMS: 14 in 2024, 13 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. Grace M Sally Mellgren ranks in the 99th percentile for cataract surgery in Medicare
Dr. Mellgren accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 1,351 procedures of cataract surgery by Dr. Mellgren, more than 99% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Dr. Mellgren ranks in Medicare procedure volume
- Cataract surgery
- 99th percentile1,351 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Grace M Sally Mellgren received $3,420 in industry payments from 2016 to 2025
CMS Open Payments shows 71 general payments to Dr. Mellgren from 20 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 55% of the total. Valeant Pharmaceuticals International paid the most, $1,102.
General payments to Dr. Mellgren by program year, 2016 to 2025
General payments to Dr. Mellgren by kind, 2016 to 2025
- Food and beverage$1,89155%
- Travel and lodging$1,29038%
- Charitable contributions$2046%
- Gifts$361%
Companies that paid Dr. Mellgren the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Grace M Sally Mellgren graduated from Loma Linda University School of Medicine
Dr. Mellgren graduated from Loma Linda University School of Medicine in 1983.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Grace M Sally Mellgren'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 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)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. Grace M Sally Mellgren
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. Grace M Sally Mellgren's NPI number?
Dr. Grace M Sally Mellgren's NPI number is 1184709339. It was assigned on October 26, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Grace M Sally Mellgren?
Dr. Grace M Sally Mellgren is an ophthalmologist in Roswell, New Mexico. The primary specialty in the NPI Registry is Ophthalmology Physician (taxonomy code 207W00000X).
Where does Dr. Grace M Sally Mellgren practice?
Dr. Mellgren practices at 1600 SE Main St, Roswell, NM 88203. Dr. Mellgren's primary practice is Roswell Surgery Center LLC in Roswell, New Mexico. Dmand AI also links Dr. Mellgren to 3 hospitals, 2 medical groups, 1 group practice or clinic and 1 ambulatory surgery center.
What is Dr. Grace M Sally Mellgren's office phone number?
The practice phone on file for Dr. Mellgren is (575) 623-9101.
What is Dr. Grace M Sally Mellgren's medical license number?
Dr. Mellgren holds New Mexico license MD2015-0927, one of the licenses on file in 2 states.
Which states has Dr. Grace M Sally Mellgren been licensed in?
Dmand AI has state licenses on file for Dr. Mellgren in New Mexico and California.
Which hospitals is Dr. Grace M Sally Mellgren affiliated with?
Dr. Mellgren is affiliated with Lovelace Regional Hospital. Dmand AI links Dr. Mellgren to 3 more hospitals.
Does Dr. Grace M Sally Mellgren accept Medicare?
Yes. CMS data shows Dr. Mellgren billed Medicare for 4,137 services in 2024, and Dr. Mellgren accepts Medicare assignment.
How many Medicare patients does Dr. Grace M Sally Mellgren see?
CMS counts 1,073 Medicare patients who saw Dr. Mellgren in 2024, with an average age of 76.
What services does Dr. Grace M Sally Mellgren bill to Medicare?
In 2024, Dr. Mellgren's most billed Medicare services were eye exam or test (92136), eye exam or test (92012) and surgery: eye (66984).
Show 4 more questionsShow fewer questions
Where did Dr. Grace M Sally Mellgren go to medical school?
Dr. Mellgren graduated from Loma Linda University School of Medicine in 1983.
What drugs does Dr. Grace M Sally Mellgren prescribe most?
In 2024 Medicare Part D data, Dr. Mellgren's most prescribed drugs by claims were Latanoprost, Timolol Maleate and Brimonidine Tartrate.
Has Dr. Grace M Sally Mellgren received payments from drug or device companies?
CMS Open Payments shows $3,420 in general payments to Dr. Mellgren from 20 companies from 2016 to 2025. The largest total came from Valeant Pharmaceuticals International.
How long has Dr. Grace M Sally Mellgren been practicing?
Dr. Mellgren graduated from medical school in 1983, 43 years ago.
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