Dr. Gregory William Shields, MD
- Medicare services, 2024
- 617
- Medicare patients, 2024
- 191
- Part D claims, 2024
- 421
- Hospital affiliations
- 2
- Industry payments
- $588
- Practice address
- 2000 Pepperell Parkway, Opelika, AL 36801
- Practice phone
- Call (334) 528-1300
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Shields' 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. Gregory William Shields is a pulmonologist in Opelika, Alabama
Dr. Shields practices at East Alabama Medical Center in Opelika, Alabama, part of East Alabama Medical Center.
Dr. Shields' NPI, 1699733683, was assigned on May 2, 2006. Dr. Shields graduated from Vanderbilt University School of Medicine in 1980. Dr. Shields holds Alabama license 00014931.
- NPI
- 1699733683NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7517929870
- NPI enumeration date
- May 2, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (334) 528-1300
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 72
- Medical school graduation
- 1980
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Gregory William Shields practices at East Alabama Medical Center in Opelika, Alabama
Dr. Shields' primary practice is East Alabama Medical Center, at 2000 Pepperell Parkway, Opelika, AL 36801 in Lee County. The practice phone is (334) 528-1300.
- East Alabama Medical Center2000 Pepperell Parkway, Opelika, AL 36801 · Lee CountyPhone(334) 528-1300
Source: Dmand AI Affiliation Data
Dr. Gregory William Shields is affiliated with 2 sites of care and 3 medical groups
Dr. Shields' primary practice is East Alabama Medical Center in Opelika, Alabama, part of East Alabama Medical Center. Dr. Shields is also affiliated with Southeast Health Medical Center. The medical group on file is Internal Medicine Associates, PC. Dmand AI also links Dr. Shields to 2 more medical groups, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Gregory William Shields' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Shields practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| East Alabama Medical Center | Available with a free account |
| +1 more site and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across East Alabama Medical Center and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Gregory William Shields is one of 187 pulmonologists in Alabama
Pulmonary disease is Dr. Shields' primary specialty in the NPI Registry, under taxonomy code 207RP1001X. Dr. Shields is licensed in Alabama.
Specialties and state licenses
- Pulmonary disease, AlabamaPrimary
Clinical focus
Dmand AI lists acute diabetes, anemia, cardiac arrhythmia, cellulitis, chronic diabetes, circulation problems, collapsed lung and electrolyte disorders among the conditions Dr. Shields treats.
Pulmonologists near Dr. Shields
Counts of pulmonologists 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. Gregory William Shields billed Medicare for 617 services in 2024
CMS data shows 617 Medicare services from Dr. Shields across 4 procedure codes in 2024, for 191 Medicare patients. Medicare paid $36,904 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Shields' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 6592024: 6176%
Dr. Shields compared with the Alabama median for pulmonologists, 2024
- Dr. Shields
- Alabama median
- Medicare services
- 617vs 80223% below
- Medicare patients
- 191vs 31038% below
- Part D claims
- 248vs 87272% below
Medians across 188 pulmonologists in Alabama with Dmand AI profiles that report each measure.
Dr. Shields' 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.
Need commercial claims for Dr. Shields?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Shields and other pulmonologists in Alabama.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Gregory William Shields treated 191 Medicare patients in 2024, average age 76
CMS counts 191 Medicare patients who saw Dr. Shields in 2024. The largest group is 75 to 84, with 73 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 26% are also on Medicaid. Their average risk score is 2.32, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Shields' median patient age at 73, with 60% women.
Dr. Shields' Medicare patients by age, 2024
Dr. Shields' Medicare patients by sex, 2024
- Women10454%
- Men8746%
Chronic conditions among Dr. Shields' Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis55%
- Ischemic heart disease53%
- Chronic kidney disease50%
- Diabetes49%
- Mood disorders45%
- Heart failure44%
Share of Medicare patients with each condition. A patient can have several.
Dr. Shields' 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
- Women60%
- Men40%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Gregory William Shields wrote 421 Medicare Part D claims in 2024
In 2024, Dr. Shields wrote 421 Medicare Part D claims for 111 patients. 80% of them were for generic drugs. CMS names the drug for 248 of them, across 13 drugs with 11 or more claims each, at $32,405 in total drug cost. In 2023, CMS named 125 claims across 7 drugs.
Dr. Shields' Part D claims by kind of drug, 2024
- Generic335 claims80%
- Brand-name and other86 claims20%
Dr. Shields' 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. Shields' Part D claims, 2024
- Opioids3%14 of 421 claims
- Antibiotics8%35 of 421 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: 1252024: 24898%
Drugs named by CMS: 13 in 2024, 7 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
How Dr. Gregory William Shields takes part in Medicare
Dr. Shields 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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Dr. Gregory William Shields received $588 in industry payments from 2016 to 2025
CMS Open Payments shows 29 general payments to Dr. Shields from 8 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Janssen Pharmaceuticals, Inc paid the most, $143.
General payments to Dr. Shields by program year, 2016 to 2025
Companies that paid Dr. Shields 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. Gregory William Shields graduated from Vanderbilt University School of Medicine
Dr. Shields graduated from Vanderbilt University School of Medicine in 1980.
- Medical school
Source: Dmand AI Professional Profile Data
Dr. Gregory William Shields accepts plans from 8 insurance carriers
Dr. Shields is in network with 8 carriers, including Excellus BlueCross BlueShield, Blue Cross Blue Shield of Michigan and Blue Cross Blue Shield of Massachusetts. Medicare plans come from the most carriers, 6. Check the plan with the practice before a visit.
- Excellus BlueCross BlueShield
- Blue Cross Blue Shield of Michigan
- Blue Cross Blue Shield of Massachusetts
- HCSC
- Regence Health Plans
- CMS Medicare
- Elevance
- GA State Medicaid
Plan types Dr. Shields accepts, by number of carriers
- Medicare6
- PPO5
- HMO3
- POS2
- EPO1
- Medicaid1
Source: Dmand AI Insurance Network Data
Sources for Dr. Gregory William Shields'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 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) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network 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. Gregory William Shields
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. Gregory William Shields' NPI number?
Dr. Gregory William Shields' NPI number is 1699733683. It was assigned on May 2, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Gregory William Shields?
Dr. Gregory William Shields is a pulmonologist in Opelika, Alabama. The primary specialty in the NPI Registry is Pulmonary Disease Physician (taxonomy code 207RP1001X).
Where does Dr. Gregory William Shields practice?
Dr. Shields practices at 2000 Pepperell Parkway, Opelika, AL 36801. Dr. Shields' primary practice is East Alabama Medical Center in Opelika, Alabama, part of East Alabama Medical Center. Dmand AI also links Dr. Shields to 2 medical groups.
What is Dr. Gregory William Shields' office phone number?
The practice phone on file for Dr. Shields is (334) 528-1300.
What is Dr. Gregory William Shields' medical license number?
Dr. Shields holds Alabama license 00014931.
Which hospitals is Dr. Gregory William Shields affiliated with?
Dr. Shields practices at East Alabama Medical Center in Opelika, Alabama. Dr. Shields is also affiliated with Southeast Health Medical Center.
What medical group is Dr. Gregory William Shields part of?
Dr. Shields is linked to Internal Medicine Associates, PC. Dmand AI links Dr. Shields to 2 more medical groups.
Does Dr. Gregory William Shields accept Medicare?
Yes. CMS data shows Dr. Shields billed Medicare for 617 services in 2024, and Dr. Shields accepts Medicare assignment.
How many Medicare patients does Dr. Gregory William Shields see?
CMS counts 191 Medicare patients who saw Dr. Shields in 2024, with an average age of 76.
What services does Dr. Gregory William Shields bill to Medicare?
In 2024, Dr. Shields' most billed Medicare services were hospital inpatient care (99232), hospital inpatient care (99238) and care management and other visits (99497).
Show 5 more questionsShow fewer questions
Where did Dr. Gregory William Shields go to medical school?
Dr. Shields graduated from Vanderbilt University School of Medicine in 1980.
What drugs does Dr. Gregory William Shields prescribe most?
In 2024 Medicare Part D data, Dr. Shields' most prescribed drugs by claims were Eliquis, Pantoprazole Sodium and Prednisone.
Has Dr. Gregory William Shields received payments from drug or device companies?
CMS Open Payments shows $588 in general payments to Dr. Shields from 8 companies from 2016 to 2025. The largest total came from Janssen Pharmaceuticals, Inc.
How long has Dr. Gregory William Shields been practicing?
Dr. Shields graduated from medical school in 1980, 46 years ago.
What insurance does Dr. Gregory William Shields accept?
Dr. Shields is in network with 8 carriers, including Excellus BlueCross BlueShield, Blue Cross Blue Shield of Michigan and Blue Cross Blue Shield of Massachusetts. Medicare plans come from the most carriers, 6. Check the plan with the practice before a visit.
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